sdl-ios-xcode: src/loadso/macosx/SDL

annotate src/loadso/macosx/SDL_dlcompat.c @ 4657:eed063a0bf5b

Moved Multi finger gesture recognition into the library.

author	Jim Grandpre <jim.tla@gmail.com>
date	Wed, 07 Jul 2010 04:13:08 -0700
parents	f7b03b6838cb
children	b530ef003506

rev	line source
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
3697 f7b03b6838cb Fixed bug #926 Sam Lantinga <slouken@libsdl.org> parents: 3013 diff changeset	3 Copyright (C) 1997-2010 Sam Lantinga
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Lesser General Public License for more details.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free Software
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 #include "SDL_config.h"
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 #ifdef SDL_LOADSO_DLCOMPAT
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 /* Please note that dlcompat apparently ships in current Mac OS X versions
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27 * as a system library that provides compatibility with the Unix "dlopen"
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28 * interface. In order to allow SDL to work on older OS X releases and also
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29 * not conflict with the system lib on newer versions, we include dlcompat
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30 * in SDL and change the symbols to prevent symbol clash with any existing
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 * system libraries. --ryan.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	33
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	34 /* here is the dlcompat license: */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	35
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	36 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	37 Copyright (c) 2002 Jorge Acereda <jacereda@users.sourceforge.net> &
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38 Peter O'Gorman <ogorman@users.sourceforge.net>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 Portions may be copyright others, see the AUTHORS file included with this
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41 distribution.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	43 Maintained by Peter O'Gorman <ogorman@users.sourceforge.net>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 Bug Reports and other queries should go to <ogorman@users.sourceforge.net>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 Permission is hereby granted, free of charge, to any person obtaining
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48 a copy of this software and associated documentation files (the
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 "Software"), to deal in the Software without restriction, including
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 without limitation the rights to use, copy, modify, merge, publish,
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 distribute, sublicense, and/or sell copies of the Software, and to
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 permit persons to whom the Software is furnished to do so, subject to
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 the following conditions:
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 The above copyright notice and this permission notice shall be
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56 included in all copies or substantial portions of the Software.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 #include <pthread.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 #include <sys/types.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 #include <sys/stat.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70 #include <stdarg.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 #include <limits.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 #include <mach-o/dyld.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 #include <mach-o/nlist.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 #include <mach-o/getsect.h>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 #include "SDL_stdinc.h"
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 /* Just playing to see if it would compile with the freebsd headers, it does,
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 * but because of the different values for RTLD_LOCAL etc, it would break binary
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 * compat... oh well
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 #ifndef __BSD_VISIBLE
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 #define __BSD_VISIBLE 1
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 /include "dlfcn.h"/
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 #ifdef __cplusplus
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	88 extern "C"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	89 {
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 #if defined (__GNUC__) && __GNUC__ > 3
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 #define dl_restrict __restrict
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 #else
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 #define dl_restrict
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 #if 0
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 #ifndef _POSIX_SOURCE
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 * Structure filled in by dladdr().
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	103 typedef struct SDL_OSX_dl_info
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	104 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	105 const char dli_fname; / Pathname of shared object */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	106 void dli_fbase; / Base address of shared object */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	107 const char dli_sname; / Name of nearest symbol */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	108 void dli_saddr; / Address of nearest symbol */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	109 } SDL_OSX_Dl_info;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	111 static int SDL_OSX_dladdr(const void *dl_restrict,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	112 SDL_OSX_Dl_info * dl_restrict);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	113 #endif /* ! _POSIX_SOURCE */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	114 #endif /* 0 */
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	116 static int SDL_OSX_dlclose(void *handle);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	117 static const char *SDL_OSX_dlerror(void);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	118 static void SDL_OSX_dlopen(const char path, int mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	119 static void SDL_OSX_dlsym(void dl_restrict handle,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	120 const char *dl_restrict symbol);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122 #define RTLD_LAZY 0x1
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123 #define RTLD_NOW 0x2
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124 #define RTLD_LOCAL 0x4
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	125 #define RTLD_GLOBAL 0x8
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 #ifndef _POSIX_SOURCE
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 #define RTLD_NOLOAD 0x10
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129 #define RTLD_NODELETE 0x80
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132 * Special handle arguments for SDL_OSX_dlsym().
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	134 #define RTLD_NEXT ((void ) -1) / Search subsequent objects. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	135 #define RTLD_DEFAULT ((void ) -2) / Use default search algorithm. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	136 #endif /* ! _POSIX_SOURCE */
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138 #ifdef __cplusplus
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 #ifndef dl_restrict
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 #define dl_restrict __restrict
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 /* This is not available on 10.1 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146 #ifndef LC_LOAD_WEAK_DYLIB
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 #define LC_LOAD_WEAK_DYLIB (0x18 \| LC_REQ_DYLD)
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 /* With this stuff here, this thing may actually compile/run on 10.0 systems
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 * Not that I have a 10.0 system to test it on anylonger
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 #ifndef LC_REQ_DYLD
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154 #define LC_REQ_DYLD 0x80000000
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 #ifndef NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 #define NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED 0x4
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 #ifndef NSADDIMAGE_OPTION_RETURN_ON_ERROR
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 #define NSADDIMAGE_OPTION_RETURN_ON_ERROR 0x1
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 #ifndef NSLOOKUPSYMBOLINIMAGE_OPTION_BIND
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 #define NSLOOKUPSYMBOLINIMAGE_OPTION_BIND 0x0
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	165 #ifndef NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	166 #define NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR 0x4
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	168 /* These symbols will be looked for in dyld */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	169 static const struct mach_header (dyld_NSAddImage) (const char *,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	170 unsigned long) = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	171 static int (dyld_NSIsSymbolNameDefinedInImage) (const struct mach_header ,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	172 const char *) = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	173 static NSSymbol(dyld_NSLookupSymbolInImage) (const struct mach_header ,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	174 const char *, unsigned long) =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	175 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 /* Define this to make dlcompat reuse data block. This way in theory we save
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 * a little bit of overhead. However we then couldn't correctly catch excess
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179 * calls to SDL_OSX_dlclose(). Hence we don't use this feature
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 #undef REUSE_STATUS
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 /* Size of the internal error message buffer (used by dlerror()) */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184 #define ERR_STR_LEN 251
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 /* Maximum number of search paths supported by getSearchPath */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 #define MAX_SEARCH_PATHS 32
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 #define MAGIC_DYLIB_OFI ((NSObjectFileImage) 'DYOF')
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 #define MAGIC_DYLIB_MOD ((NSModule) 'DYMO')
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 /* internal flags */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 #define DL_IN_LIST 0x01
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196 /* our mutex */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 static pthread_mutex_t dlcompat_mutex;
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 /* Our thread specific storage
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 static pthread_key_t dlerror_key;
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 struct dlthread
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	204 int lockcnt;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	205 unsigned char errset;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	206 char errstr[ERR_STR_LEN];
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 };
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	209 /* This is our central data structure. Whenever a module is loaded via
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 * SDL_OSX_dlopen(), we create such a struct.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211 */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 struct dlstatus
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	214 struct dlstatus next; / pointer to next element in the linked list */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	215 NSModule module;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	216 const struct mach_header *lib;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	217 int refs; /* reference count */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	218 int mode; /* mode in which this module was loaded */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	219 dev_t device;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	220 ino_t inode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	221 int flags; /* Any internal flags we may need */
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222 };
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	223
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 /* Head node of the dlstatus list */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	225 static struct dlstatus mainStatus =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	226 { 0, MAGIC_DYLIB_MOD, NULL, -1, RTLD_GLOBAL, 0, 0, 0 };
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227 static struct dlstatus *stqueue = &mainStatus;
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230 /* Storage for the last error message (used by dlerror()) */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 /* static char err_str[ERR_STR_LEN]; */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232 /* static int err_filled = 0; */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234 /* Prototypes to internal functions */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	235 static void debug(const char *fmt, ...);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236 static void error(const char *str, ...);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237 static const char safegetenv(const char s);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 static const char *searchList(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 static const char *getSearchPath(int i);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 static const char getFullPath(int i, const char file);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 static const struct stat findFile(const char file, const char **fullPath);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	242 static int isValidStatus(struct dlstatus *status);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243 static inline int isFlagSet(int mode, int flag);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 static struct dlstatus lookupStatus(const struct stat sbuf);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	245 static void insertStatus(struct dlstatus dls, const struct stat sbuf);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246 static int promoteLocalToGlobal(struct dlstatus *dls);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 static void reference(struct dlstatus dls, int mode);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	248 static void dlsymIntern(struct dlstatus dls, const char *symbol,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	249 int canSetError);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	250 static struct dlstatus *allocStatus(void);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	251 static struct dlstatus loadModule(const char path, const struct stat *sbuf,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	252 int mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	253 static NSSymbol search_linked_libs(const struct mach_header *mh,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	254 const char *symbol);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 static const char get_lib_name(const struct mach_header mh);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 static const struct mach_header *get_mach_header_from_NSModule(NSModule mod);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257 static void dlcompat_init_func(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 static inline void dlcompat_init_check(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 static inline void dolock(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 static inline void dounlock(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 static void dlerrorfree(void *data);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 static void resetdlerror(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263 static const struct mach_header my_find_image(const char name);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 static const struct mach_header image_for_address(const void address);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 static inline char *dyld_error_str(void);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 #if FINK_BUILD
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 /* Two Global Functions */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 static void dlsym_prepend_underscore(void handle, const char *symbol);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 static void dlsym_auto_underscore(void handle, const char *symbol);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	271
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	272 /* And their _intern counterparts */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	273 static void dlsym_prepend_underscore_intern(void handle,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	274 const char *symbol);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275 static void dlsym_auto_underscore_intern(void handle, const char *symbol);
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	276 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	277
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 /* Functions */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	280 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	281 debug(const char *fmt, ...)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 {
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 #if DEBUG > 1
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	284 va_list arg;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	285 va_start(arg, fmt);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	286 fprintf(stderr, "DLDEBUG: ");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	287 vfprintf(stderr, fmt, arg);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	288 fprintf(stderr, "\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	289 fflush(stderr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	290 va_end(arg);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	294 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	295 error(const char *str, ...)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	297 va_list arg;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	298 struct dlthread *tss;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	299 char *err_str;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	300 va_start(arg, str);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	301 tss = pthread_getspecific(dlerror_key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	302 err_str = tss->errstr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	303 SDL_strlcpy(err_str, "dlcompat: ", ERR_STR_LEN);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	304 vsnprintf(err_str + 10, ERR_STR_LEN - 10, str, arg);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	305 va_end(arg);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	306 debug("ERROR: %s\n", err_str);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	307 tss->errset = 1;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	309
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	310 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	311 warning(const char *str)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 {
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313 #if DEBUG > 0
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	314 fprintf(stderr, "WARNING: dlcompat: %s\n", str);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	318 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	319 safegetenv(const char *s)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	321 const char *ss = SDL_getenv(s);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	322 return ss ? ss : "";
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 /* because this is only used for debugging and error reporting functions, we
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 * don't really care about how elegant it is... it could use the load
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327 * commands to find the install name of the library, but...
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	329 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	330 get_lib_name(const struct mach_header *mh)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	332 unsigned long count = _dyld_image_count();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	333 unsigned long i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	334 const char *val = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	335 if (mh) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	336 for (i = 0; i < count; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	337 if (mh == _dyld_get_image_header(i)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	338 val = _dyld_get_image_name(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	339 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	340 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	341 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	342 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	343 return val;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346 /* Returns the mach_header for the module bu going through all the loaded images
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 * and finding the one with the same name as the module. There really ought to be
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 * an api for doing this, would be faster, but there isn't one right now
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	350 static const struct mach_header *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	351 get_mach_header_from_NSModule(NSModule mod)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	353 const char *mod_name = NSNameOfModule(mod);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	354 const struct mach_header *mh = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	355 unsigned long count = _dyld_image_count();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	356 unsigned long i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	357 debug("Module name: %s", mod_name);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	358 for (i = 0; i < count; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	359 if (!SDL_strcmp(mod_name, _dyld_get_image_name(i))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	360 mh = _dyld_get_image_header(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	361 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	362 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	363 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	364 return mh;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 /* Compute and return a list of all directories that we should search when
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369 * trying to locate a module. We first look at the values of LD_LIBRARY_PATH
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 * and DYLD_LIBRARY_PATH, and then finally fall back to looking into
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371 * /usr/lib and /lib. Since both of the environments variables can contain a
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	372 * list of colon seperated paths, we simply concat them and the two other paths
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 * into one big string, which we then can easily parse.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 * Splitting this string into the actual path list is done by getSearchPath()
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	376 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	377 searchList()
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	379 size_t buf_size;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	380 static char *buf = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	381 const char *ldlp = safegetenv("LD_LIBRARY_PATH");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	382 const char *dyldlp = safegetenv("DYLD_LIBRARY_PATH");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	383 const char *stdpath = SDL_getenv("DYLD_FALLBACK_LIBRARY_PATH");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	384 if (!stdpath)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	385 stdpath = "/usr/local/lib:/lib:/usr/lib";
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	386 if (!buf) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	387 buf_size =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	388 SDL_strlen(ldlp) + SDL_strlen(dyldlp) + SDL_strlen(stdpath) + 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	389 buf = SDL_malloc(buf_size);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	390 SDL_snprintf(buf, buf_size, "%s%s%s%s%s%c", dyldlp,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	391 (dyldlp[0] ? ":" : ""), ldlp, (ldlp[0] ? ":" : ""),
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	392 stdpath, '\0');
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	393 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	394 return buf;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 /* Returns the ith search path from the list as computed by searchList() */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	398 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	399 getSearchPath(int i)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	401 static const char *list = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	402 static char path = (char ) 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	403 static int end = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	404 static int numsize = MAX_SEARCH_PATHS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	405 static char **tmp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	406 /* So we can call SDL_free() in the "destructor" we use i=-1 to return the alloc'd array */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	407 if (i == -1) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	408 return (const char *) path;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	409 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	410 if (!path) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	411 path = (char ) SDL_calloc(MAX_SEARCH_PATHS, sizeof(char ));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	412 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	413 if (!list && !end)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	414 list = searchList();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	415 if (i >= (numsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	416 debug("Increasing size for long PATH");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	417 tmp =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	418 (char **) SDL_calloc((MAX_SEARCH_PATHS + numsize),
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	419 sizeof(char **));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	420 if (tmp) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	421 SDL_memcpy(tmp, path, sizeof(char *) numsize);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	422 SDL_free(path);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	423 path = tmp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	424 numsize += MAX_SEARCH_PATHS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	425 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	426 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	427 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	428 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	430 while (!path[i] && !end) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	431 path[i] = strsep((char **) &list, ":");
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	432
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	433 if (path[i][0] == 0)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	434 path[i] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	435 end = (list == 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	436 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	437 return path[i];
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	440 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	441 getFullPath(int i, const char *file)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	442 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	443 static char buf[PATH_MAX];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	444 const char *path = getSearchPath(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	445 if (path) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	446 SDL_snprintf(buf, PATH_MAX, "%s/%s", path, file);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	447 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	448 return path ? buf : 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 /* Given a file name, try to determine the full path for that file. Starts
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 * its search in the current directory, and then tries all paths in the
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 * search list in the order they are specified there.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	455 static const struct stat *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	456 findFile(const char file, const char *fullPath)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	457 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	458 int i = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	459 static struct stat sbuf;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	460 char *fileName;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	461 debug("finding file %s", file);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	462 *fullPath = file;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	463 if (0 == stat(file, &sbuf))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	464 return &sbuf;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	465 if (SDL_strchr(file, '/'))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	466 return 0; /* If the path had a / we don't look in env var places */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	467 fileName = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	468 if (!fileName)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	469 fileName = (char *) file;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	470 while ((*fullPath = getFullPath(i++, fileName))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	471 if (0 == stat(*fullPath, &sbuf))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	472 return &sbuf;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	473 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	474 ;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	475 return 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	477
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	478 /* Determine whether a given dlstatus is valid or not */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	479 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	480 isValidStatus(struct dlstatus *status)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	482 /* Walk the list to verify status is contained in it */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	483 struct dlstatus *dls = stqueue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	484 while (dls && status != dls)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	485 dls = dls->next;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	486 if (dls == 0)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	487 error("invalid handle");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	488 else if ((dls->module == 0) \|\| (dls->refs == 0))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	489 error("handle to closed library");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	490 else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	491 return TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	492 return FALSE;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	493 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	495 static inline int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	496 isFlagSet(int mode, int flag)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	498 return (mode & flag) == flag;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	501 static struct dlstatus *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	502 lookupStatus(const struct stat *sbuf)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	504 struct dlstatus *dls = stqueue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	505 debug("looking for status");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	506 while (dls && ( /* isFlagSet(dls->mode, RTLD_UNSHARED) */ 0
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	507 \|\| sbuf->st_dev != dls->device
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	508 \|\| sbuf->st_ino != dls->inode))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	509 dls = dls->next;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	510 return dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	513 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	514 insertStatus(struct dlstatus dls, const struct stat sbuf)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	515 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	516 debug("inserting status");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	517 dls->inode = sbuf->st_ino;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	518 dls->device = sbuf->st_dev;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	519 dls->refs = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	520 dls->mode = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	521 if ((dls->flags & DL_IN_LIST) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	522 dls->next = stqueue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	523 stqueue = dls;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	524 dls->flags \|= DL_IN_LIST;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	525 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	527
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	528 static struct dlstatus *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	529 allocStatus()
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	530 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	531 struct dlstatus *dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532 #ifdef REUSE_STATUS
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	533 dls = stqueue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	534 while (dls && dls->module)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	535 dls = dls->next;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	536 if (!dls)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	538 dls = SDL_calloc(sizeof(*dls), 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	539 return dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	542 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	543 promoteLocalToGlobal(struct dlstatus *dls)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	544 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	545 static int (*p) (NSModule module) = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	546 debug("promoting");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	547 if (!p)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	548 _dyld_func_lookup("__dyld_NSMakePrivateModulePublic", (void **) &p);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	549 return (dls->module == MAGIC_DYLIB_MOD) \|\| (p && p(dls->module));
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	552 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	553 reference(struct dlstatus *dls, int mode)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	555 if (dls) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	556 if (dls->module == MAGIC_DYLIB_MOD && isFlagSet(mode, RTLD_LOCAL)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	557 warning("trying to open a .dylib with RTLD_LOCAL");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	558 error("unable to open a .dylib with RTLD_LOCAL");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	559 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	560 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	561 if (isFlagSet(mode, RTLD_GLOBAL) && !isFlagSet(dls->mode, RTLD_GLOBAL)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	562 && !promoteLocalToGlobal(dls)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	563 error("unable to promote local module to global");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	564 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	565 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	566 dls->mode \|= mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	567 dls->refs++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	568 } else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	569 debug("reference called with NULL argument");
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	570
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	571 return dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	574 static const struct mach_header *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	575 my_find_image(const char *name)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	576 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	577 const struct mach_header *mh = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	578 const char *id = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	579 int i = _dyld_image_count();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	580 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	581 mh = (struct mach_header *)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	582 dyld_NSAddImage(name, NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	583 NSADDIMAGE_OPTION_RETURN_ON_ERROR);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	584 if (!mh) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	585 for (j = 0; j < i; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	586 id = _dyld_get_image_name(j);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	587 if (!SDL_strcmp(id, name)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	588 mh = _dyld_get_image_header(j);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	589 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	590 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	591 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	592 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	593 return mh;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	596 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	597 * dyld adds libraries by first adding the directly dependant libraries in link order, and
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598 * then adding the dependencies for those libraries, so we should do the same... but we don't
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599 * bother adding the extra dependencies, if the symbols are neither in the loaded image nor
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	600 * any of it's direct dependencies, then it probably isn't there.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	601 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	602 static NSSymbol
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	603 search_linked_libs(const struct mach_header mh, const char symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	604 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	605 unsigned int n;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	606 struct load_command *lc = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	607 struct mach_header *wh;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	608 NSSymbol nssym = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	609 if (dyld_NSAddImage && dyld_NSIsSymbolNameDefinedInImage
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	610 && dyld_NSLookupSymbolInImage) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	611 lc = (struct load_command ) ((char ) mh +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	612 sizeof(struct mach_header));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	613 for (n = 0; n < mh->ncmds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	614 n++, lc = (struct load_command ) ((char ) lc + lc->cmdsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	615 if ((LC_LOAD_DYLIB == lc->cmd)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	616 \|\| (LC_LOAD_WEAK_DYLIB == lc->cmd)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	617 if ((wh = (struct mach_header *)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	618 my_find_image((char
3013 8cc00819c8d6 Reverted Bob's indent checkin Sam Lantinga <slouken@libsdl.org> parents: 3011 diff changeset	619 ) (((struct dylib_command ) lc)->dylib.
8cc00819c8d6 Reverted Bob's indent checkin Sam Lantinga <slouken@libsdl.org> parents: 3011 diff changeset	620 name.offset + (char *) lc)))) {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	621 if (dyld_NSIsSymbolNameDefinedInImage(wh, symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	622 nssym = dyld_NSLookupSymbolInImage(wh,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	623 symbol,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	624 NSLOOKUPSYMBOLINIMAGE_OPTION_BIND
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	625 \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	626 NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	627 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	628 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	629 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	630 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	631 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	632 if ((!nssym) && NSIsSymbolNameDefined(symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	633 /* I've never seen this debug message... */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	634 debug("Symbol \"%s\" is defined but was not found", symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	635 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	636 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	637 return nssym;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	638 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	639
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	640 /* Up to the caller to SDL_free() returned string */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	641 static inline char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	642 dyld_error_str()
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	643 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	644 NSLinkEditErrors dylder;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	645 int dylderno;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	646 const char *dylderrstr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	647 const char *dyldfile;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	648 char *retStr = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	649 NSLinkEditError(&dylder, &dylderno, &dyldfile, &dylderrstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	650 if (dylderrstr && *dylderrstr) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	651 retStr = SDL_strdup(dylderrstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	652 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	653 return retStr;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	654 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	655
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	656 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	657 dlsymIntern(struct dlstatus dls, const char symbol, int canSetError)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	658 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	659 NSSymbol nssym = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	660 #ifdef __GCC__
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	661 void caller = __builtin_return_address(1); / Be very careful about inlining */
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	662 #else
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	663 void *caller = NULL;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	664 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	665 const struct mach_header *caller_mh = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	666 char *savedErrorStr = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	667 resetdlerror();
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	668 #ifndef RTLD_SELF
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	669 #define RTLD_SELF ((void *) -3)
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	670 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	671 if (NULL == dls)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	672 dls = RTLD_SELF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	673 if ((RTLD_NEXT == dls) \|\| (RTLD_SELF == dls)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	674 if (dyld_NSIsSymbolNameDefinedInImage && dyld_NSLookupSymbolInImage
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	675 && caller) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	676 caller_mh = image_for_address(caller);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	677 if (RTLD_SELF == dls) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	678 /* FIXME: We should be using the NSModule api, if SELF is an MH_BUNDLE
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	679 * But it appears to work anyway, and looking at the code in dyld_libfuncs.c
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	680 * this is acceptable.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	681 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	682 if (dyld_NSIsSymbolNameDefinedInImage(caller_mh, symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	683 nssym = dyld_NSLookupSymbolInImage(caller_mh,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	684 symbol,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	685 NSLOOKUPSYMBOLINIMAGE_OPTION_BIND
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	686 \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	687 NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	688 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	689 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	690 if (!nssym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	691 if (RTLD_SELF == dls)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	692 savedErrorStr = dyld_error_str();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	693 nssym = search_linked_libs(caller_mh, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	694 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	695 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	696 if (canSetError)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	697 error("RTLD_SELF and RTLD_NEXT are not supported");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	698 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	699 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	700 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	701 if (!nssym) {
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	702
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	703 if (RTLD_DEFAULT == dls) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	704 dls = &mainStatus;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	705 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	706 if (!isValidStatus(dls))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	707 return NULL;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	708
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	709 if (dls->module != MAGIC_DYLIB_MOD) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	710 nssym = NSLookupSymbolInModule(dls->module, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	711 if (!nssym && NSIsSymbolNameDefined(symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	712 debug("Searching dependencies");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	713 savedErrorStr = dyld_error_str();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	714 nssym =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	715 search_linked_libs(get_mach_header_from_NSModule
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	716 (dls->module), symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	717 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	718 } else if (dls->lib && dyld_NSIsSymbolNameDefinedInImage
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	719 && dyld_NSLookupSymbolInImage) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	720 if (dyld_NSIsSymbolNameDefinedInImage(dls->lib, symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	721 nssym = dyld_NSLookupSymbolInImage(dls->lib,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	722 symbol,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	723 NSLOOKUPSYMBOLINIMAGE_OPTION_BIND
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	724 \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	725 NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	726 } else if (NSIsSymbolNameDefined(symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	727 debug("Searching dependencies");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	728 savedErrorStr = dyld_error_str();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	729 nssym = search_linked_libs(dls->lib, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	730 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	731 } else if (dls->module == MAGIC_DYLIB_MOD) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	732 /* Global context, use NSLookupAndBindSymbol */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	733 if (NSIsSymbolNameDefined(symbol)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	734 /* There doesn't seem to be a return on error option for this call???
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	735 this is potentially broken, if binding fails, it will improperly
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	736 exit the application. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	737 nssym = NSLookupAndBindSymbol(symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	738 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	739 if (savedErrorStr)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	740 SDL_free(savedErrorStr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	741 savedErrorStr = SDL_malloc(256);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	742 SDL_snprintf(savedErrorStr, 256,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	743 "Symbol \"%s\" not in global context", symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	744 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	745 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	746 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	747 /* Error reporting */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	748 if (!nssym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	749 if (!savedErrorStr \|\| !SDL_strlen(savedErrorStr)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	750 if (savedErrorStr)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	751 SDL_free(savedErrorStr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	752 savedErrorStr = SDL_malloc(256);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	753 SDL_snprintf(savedErrorStr, 256, "Symbol \"%s\" not found",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	754 symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	755 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	756 if (canSetError) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	757 error(savedErrorStr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	758 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	759 debug(savedErrorStr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	760 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	761 if (savedErrorStr)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	762 SDL_free(savedErrorStr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	763 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	764 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	765 return NSAddressOfSymbol(nssym);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	767
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	768 static struct dlstatus *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	769 loadModule(const char path, const struct stat sbuf, int mode)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	771 NSObjectFileImage ofi = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	772 NSObjectFileImageReturnCode ofirc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	773 struct dlstatus *dls;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	774 NSLinkEditErrors ler;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	775 int lerno;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	776 const char *errstr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	777 const char *file;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	778 void (*init) (void);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	779
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	780 ofirc = NSCreateObjectFileImageFromFile(path, &ofi);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	781 switch (ofirc) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	782 case NSObjectFileImageSuccess:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	783 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	784 case NSObjectFileImageInappropriateFile:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	785 if (dyld_NSAddImage && dyld_NSIsSymbolNameDefinedInImage
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	786 && dyld_NSLookupSymbolInImage) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	787 if (isFlagSet(mode, RTLD_LOCAL)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	788 warning("trying to open a .dylib with RTLD_LOCAL");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	789 error("unable to open this file with RTLD_LOCAL");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	790 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	791 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	792 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	793 error("opening this file is unsupported on this system");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	794 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	795 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	796 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	797 case NSObjectFileImageFailure:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	798 error("object file setup failure");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	799 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	800 case NSObjectFileImageArch:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	801 error("no object for this architecture");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	802 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	803 case NSObjectFileImageFormat:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	804 error("bad object file format");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	805 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	806 case NSObjectFileImageAccess:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	807 error("can't read object file");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	808 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	809 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	810 error("unknown error from NSCreateObjectFileImageFromFile()");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	811 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	812 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	813 dls = lookupStatus(sbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	814 if (!dls) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	815 dls = allocStatus();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	816 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	817 if (!dls) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	818 error("unable to allocate memory");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	819 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	820 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	821 // dls->lib = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	822 if (ofirc == NSObjectFileImageInappropriateFile) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	823 if ((dls->lib =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	824 dyld_NSAddImage(path, NSADDIMAGE_OPTION_RETURN_ON_ERROR))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	825 debug("Dynamic lib loaded at %ld", dls->lib);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	826 ofi = MAGIC_DYLIB_OFI;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	827 dls->module = MAGIC_DYLIB_MOD;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	828 ofirc = NSObjectFileImageSuccess;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	829 /* Although it is possible with a bit of work to modify this so it works and
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	830 functions with RTLD_NOW, I don't deem it necessary at the moment */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	831 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	832 if (!(dls->module)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	833 NSLinkEditError(&ler, &lerno, &file, &errstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	834 if (!errstr \|\| (!SDL_strlen(errstr)))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	835 error("Can't open this file type");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	836 else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	837 error(errstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	838 if ((dls->flags & DL_IN_LIST) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	839 SDL_free(dls);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	840 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	841 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	842 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	843 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	844 dls->module = NSLinkModule(ofi, path,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	845 NSLINKMODULE_OPTION_RETURN_ON_ERROR \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	846 NSLINKMODULE_OPTION_PRIVATE \|
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	847 (isFlagSet(mode, RTLD_NOW) ?
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	848 NSLINKMODULE_OPTION_BINDNOW : 0));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	849 NSDestroyObjectFileImage(ofi);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	850 if (dls->module) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	851 dls->lib = get_mach_header_from_NSModule(dls->module);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	852 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	853 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	854 if (!dls->module) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	855 NSLinkEditError(&ler, &lerno, &file, &errstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	856 if ((dls->flags & DL_IN_LIST) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	857 SDL_free(dls);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	858 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	859 error(errstr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	860 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	861 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	862
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	863 insertStatus(dls, sbuf);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	864 dls = reference(dls, mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	865 if ((init = dlsymIntern(dls, "__init", 0))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	866 debug("calling _init()");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	867 init();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	868 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	869 return dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	870 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	871
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	872 inline static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	873 dlcompat_init_check(void)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	874 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	875 static pthread_mutex_t l = PTHREAD_MUTEX_INITIALIZER;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	876 static int init_done = 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	877
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	878 pthread_mutex_lock(&l);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	879 if (!init_done) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	880 dlcompat_init_func();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	881 init_done = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	882 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	883 pthread_mutex_unlock(&l);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	884 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	885
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	886 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	887 dlcompat_init_func(void)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	888 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	889 _dyld_func_lookup("__dyld_NSAddImage", (void **) &dyld_NSAddImage);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	890 _dyld_func_lookup("__dyld_NSIsSymbolNameDefinedInImage",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	891 (void **) &dyld_NSIsSymbolNameDefinedInImage);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	892 _dyld_func_lookup("__dyld_NSLookupSymbolInImage",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	893 (void **) &dyld_NSLookupSymbolInImage);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	894 if (pthread_mutex_init(&dlcompat_mutex, NULL))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	895 exit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	896 if (pthread_key_create(&dlerror_key, &dlerrorfree))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	897 exit(1);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	898 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	899
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	900 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	901 resetdlerror()
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	902 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	903 struct dlthread *tss;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	904 tss = pthread_getspecific(dlerror_key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	905 tss->errset = 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	906 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	907
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	908 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	909 dlerrorfree(void *data)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	910 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	911 SDL_free(data);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	912 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	913
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	914 /* We kind of want a recursive lock here, but meet a little trouble
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	915 * because they are not available pre OS X 10.2, so we fake it
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	916 * using thread specific storage to keep a lock count
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	917 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	918 static inline void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	919 dolock(void)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	920 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	921 int err = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	922 struct dlthread *tss;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	923 dlcompat_init_check();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	924 tss = pthread_getspecific(dlerror_key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	925 if (!tss) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	926 tss = SDL_malloc(sizeof(struct dlthread));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	927 tss->lockcnt = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	928 tss->errset = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	929 if (pthread_setspecific(dlerror_key, tss)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	930 fprintf(stderr, "dlcompat: pthread_setspecific failed\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	931 exit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	932 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	933 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	934 if (!tss->lockcnt)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	935 err = pthread_mutex_lock(&dlcompat_mutex);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	936 tss->lockcnt = tss->lockcnt + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	937 if (err)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	938 exit(err);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	939 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	940
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	941 static inline void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	942 dounlock(void)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	943 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	944 int err = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	945 struct dlthread *tss;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	946 tss = pthread_getspecific(dlerror_key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	947 tss->lockcnt = tss->lockcnt - 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	948 if (!tss->lockcnt)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	949 err = pthread_mutex_unlock(&dlcompat_mutex);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	950 if (err)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	951 exit(err);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	952 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	953
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	954 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	955 SDL_OSX_dlopen(const char *path, int mode)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	956 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	957 const struct stat *sbuf;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	958 struct dlstatus *dls;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	959 const char *fullPath;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	960
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	961 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	962 resetdlerror();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	963 if (!path) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	964 dls = &mainStatus;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	965 goto dlopenok;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	966 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	967 if (!(sbuf = findFile(path, &fullPath))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	968 error("file \"%s\" not found", path);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	969 goto dlopenerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	970 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	971 /* Now checks that it hasn't been closed already */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	972 if ((dls = lookupStatus(sbuf)) && (dls->refs > 0)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	973 /* debug("status found"); */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	974 dls = reference(dls, mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	975 goto dlopenok;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	976 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	977 #ifdef RTLD_NOLOAD
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	978 if (isFlagSet(mode, RTLD_NOLOAD)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	979 error("no existing handle and RTLD_NOLOAD specified");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	980 goto dlopenerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	981 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	982 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	983 if (isFlagSet(mode, RTLD_LAZY) && isFlagSet(mode, RTLD_NOW)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	984 error("how can I load something both RTLD_LAZY and RTLD_NOW?");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	985 goto dlopenerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	986 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	987 dls = loadModule(fullPath, sbuf, mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	988
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	989 dlopenok:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	990 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	991 return (void *) dls;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	992 dlopenerror:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	993 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	994 return NULL;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	995 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	996
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	997 #if !FINK_BUILD
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	998 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	999 SDL_OSX_dlsym(void dl_restrict handle, const char dl_restrict symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1000 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1001 int sym_len = SDL_strlen(symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1002 void *value = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1003 char *malloc_sym = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1004 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1005 malloc_sym = SDL_malloc(sym_len + 2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1006 if (malloc_sym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1007 SDL_snprintf(malloc_sym, sym_len + 2, "_%s", symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1008 value = dlsymIntern(handle, malloc_sym, 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1009 SDL_free(malloc_sym);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1010 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1011 error("Unable to allocate memory");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1012 goto dlsymerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1013 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1014 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1015 return value;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1016 dlsymerror:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1017 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1018 return NULL;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1019 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1020 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1021
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1022 #if FINK_BUILD
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1023
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1024 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1025 dlsym_prepend_underscore(void handle, const char symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1026 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1027 void *answer;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1028 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1029 answer = dlsym_prepend_underscore_intern(handle, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1030 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1031 return answer;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1032 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1033
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1034 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1035 dlsym_prepend_underscore_intern(void handle, const char symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1036 {
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1037 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1038 * A quick and easy way for porting packages which call dlsym(handle,"sym")
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1039 * If the porter adds -Ddlsym=dlsym_prepend_underscore to the CFLAGS then
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1040 * this function will be called, and will add the required underscore.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1041 *
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1042 * Note that I haven't figured out yet which should be "standard", prepend
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1043 * the underscore always, or not at all. These global functions need to go away
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1044 * for opendarwin.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1045 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1046 int sym_len = SDL_strlen(symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1047 void *value = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1048 char *malloc_sym = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1049 malloc_sym = SDL_malloc(sym_len + 2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1050 if (malloc_sym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1051 SDL_snprintf(malloc_sym, sym_len + 2, "_%s", symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1052 value = dlsymIntern(handle, malloc_sym, 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1053 SDL_free(malloc_sym);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1054 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1055 error("Unable to allocate memory");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1056 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1057 return value;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1058 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1059
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1060 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1061 dlsym_auto_underscore(void handle, const char symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1062 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1063 void *answer;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1064 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1065 answer = dlsym_auto_underscore_intern(handle, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1066 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1067 return answer;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1068
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1069 }
2735 204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	1070
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1071 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1072 dlsym_auto_underscore_intern(void handle, const char symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1073 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1074 struct dlstatus *dls = handle;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1075 void *addr = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1076 addr = dlsymIntern(dls, symbol, 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1077 if (!addr)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1078 addr = dlsym_prepend_underscore_intern(handle, symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1079 return addr;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1080 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1081
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1082
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1083 static void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1084 SDL_OSX_dlsym(void dl_restrict handle, const char dl_restrict symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1085 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1086 struct dlstatus *dls = handle;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1087 void *addr = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1088 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1089 addr = dlsymIntern(dls, symbol, 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1090 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1091 return addr;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1092 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1093 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1094
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1095 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1096 SDL_OSX_dlclose(void *handle)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1097 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1098 struct dlstatus *dls = handle;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1099 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1100 resetdlerror();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1101 if (!isValidStatus(dls)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1102 goto dlcloseerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1103 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1104 if (dls->module == MAGIC_DYLIB_MOD) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1105 const char *name;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1106 if (!dls->lib) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1107 name = "global context";
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1108 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1109 name = get_lib_name(dls->lib);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1110 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1111 warning("trying to close a .dylib!");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1112 error("Not closing \"%s\" - dynamic libraries cannot be closed",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1113 name);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1114 goto dlcloseerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1115 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1116 if (!dls->module) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1117 error("module already closed");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1118 goto dlcloseerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1119 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1120
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1121 if (dls->refs == 1) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1122 unsigned long options = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1123 void (*fini) (void);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1124 if ((fini = dlsymIntern(dls, "__fini", 0))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1125 debug("calling _fini()");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1126 fini();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1127 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1128 options \|= NSUNLINKMODULE_OPTION_RESET_LAZY_REFERENCES;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1129 #ifdef RTLD_NODELETE
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1130 if (isFlagSet(dls->mode, RTLD_NODELETE))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1131 options \|= NSUNLINKMODULE_OPTION_KEEP_MEMORY_MAPPED;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1132 #endif
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1133 if (!NSUnLinkModule(dls->module, options)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1134 error("unable to unlink module");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1135 goto dlcloseerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1136 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1137 dls->refs--;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1138 dls->module = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1139 /* Note: the dlstatus struct dls is neither removed from the list
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1140 * nor is the memory it occupies freed. This shouldn't pose a
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1141 * problem in mostly all cases, though.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1142 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1143 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1144 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1145 return 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1146 dlcloseerror:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1147 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1148 return 1;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1149 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1150
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1151 static const char *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1152 SDL_OSX_dlerror(void)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1153 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1154 struct dlthread *tss;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1155 const char *err_str = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1156 dlcompat_init_check();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1157 tss = pthread_getspecific(dlerror_key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1158 if (tss != NULL && tss->errset != 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1159 tss->errset = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1160 err_str = tss->errstr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1161 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1162 return (err_str);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1163 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1164
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1165 /* Given an address, return the mach_header for the image containing it
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1166 * or zero if the given address is not contained in any loaded images.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1167 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1168 static const struct mach_header *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1169 image_for_address(const void *address)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1170 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1171 unsigned long i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1172 unsigned long j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1173 unsigned long count = _dyld_image_count();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1174 const struct mach_header *mh = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1175 struct load_command *lc = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1176 unsigned long addr = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1177 for (i = 0; i < count; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1178 addr = (unsigned long) address - _dyld_get_image_vmaddr_slide(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1179 mh = _dyld_get_image_header(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1180 if (mh) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1181 lc = (struct load_command ) ((char ) mh +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1182 sizeof(struct mach_header));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1183 for (j = 0; j < mh->ncmds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1184 j++, lc =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1185 (struct load_command ) ((char ) lc + lc->cmdsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1186 if (LC_SEGMENT == lc->cmd &&
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1187 addr >= ((struct segment_command *) lc)->vmaddr &&
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1188 addr <
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1189 ((struct segment_command *) lc)->vmaddr +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1190 ((struct segment_command *) lc)->vmsize) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1191 goto image_found;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1192 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1193 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1194 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1195 mh = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1196 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1197 image_found:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1198 return mh;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1199 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1200
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1201 #if 0 /* unused */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1202 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1203 SDL_OSX_dladdr(const void dl_restrict p, SDL_OSX_Dl_info dl_restrict info)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1204 {
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1205 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1206 FIXME: USe the routine image_for_address.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1207 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1208 unsigned long i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1209 unsigned long j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1210 unsigned long count = _dyld_image_count();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1211 struct mach_header *mh = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1212 struct load_command *lc = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1213 unsigned long addr = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1214 unsigned long table_off = (unsigned long) 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1215 int found = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1216 if (!info)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1217 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1218 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1219 resetdlerror();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1220 info->dli_fname = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1221 info->dli_fbase = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1222 info->dli_sname = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1223 info->dli_saddr = 0;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1224 /* Some of this was swiped from code posted by Douglas Davidson <ddavidso AT apple DOT com>
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1225 * to darwin-development AT lists DOT apple DOT com and slightly modified
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1226 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1227 for (i = 0; i < count; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1228 addr = (unsigned long) p - _dyld_get_image_vmaddr_slide(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1229 mh = _dyld_get_image_header(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1230 if (mh) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1231 lc = (struct load_command ) ((char ) mh +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1232 sizeof(struct mach_header));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1233 for (j = 0; j < mh->ncmds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1234 j++, lc =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1235 (struct load_command ) ((char ) lc + lc->cmdsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1236 if (LC_SEGMENT == lc->cmd &&
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1237 addr >= ((struct segment_command *) lc)->vmaddr &&
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1238 addr <
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1239 ((struct segment_command *) lc)->vmaddr +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1240 ((struct segment_command *) lc)->vmsize) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1241 info->dli_fname = _dyld_get_image_name(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1242 info->dli_fbase = (void *) mh;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1243 found = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1244 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1245 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1246 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1247 if (found)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1248 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1249 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1250 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1251 if (!found) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1252 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1253 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1254 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1255 lc = (struct load_command ) ((char ) mh + sizeof(struct mach_header));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1256 for (j = 0; j < mh->ncmds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1257 j++, lc = (struct load_command ) ((char ) lc + lc->cmdsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1258 if (LC_SEGMENT == lc->cmd) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1259 if (!SDL_strcmp
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1260 (((struct segment_command *) lc)->segname, "__LINKEDIT"))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1261 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1262 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1263 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1264 table_off =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1265 ((unsigned long) ((struct segment_command *) lc)->vmaddr) -
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1266 ((unsigned long) ((struct segment_command *) lc)->fileoff) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1267 _dyld_get_image_vmaddr_slide(i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1268 debug("table off %x", table_off);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1269
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1270 lc = (struct load_command ) ((char ) mh + sizeof(struct mach_header));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1271 for (j = 0; j < mh->ncmds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1272 j++, lc = (struct load_command ) ((char ) lc + lc->cmdsize)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1273 if (LC_SYMTAB == lc->cmd) {
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1274
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1275 struct nlist *symtable =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1276 (struct nlist ) (((struct symtab_command ) lc)->symoff +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1277 table_off);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1278 unsigned long numsyms = ((struct symtab_command *) lc)->nsyms;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1279 struct nlist *nearest = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1280 unsigned long diff = 0xffffffff;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1281 unsigned long strtable =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1282 (unsigned long) (((struct symtab_command *) lc)->stroff +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1283 table_off);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1284 debug("symtable %x", symtable);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1285 for (i = 0; i < numsyms; i++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1286 /* Ignore the following kinds of Symbols */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1287 if ((!symtable->n_value) /* Undefined */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1288 \|\|(symtable->n_type >= N_PEXT) /* Debug symbol */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1289 \|\|(!(symtable->n_type & N_EXT)) /* Local Symbol */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1290 ) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1291 symtable++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1292 continue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1293 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1294 if ((addr >= symtable->n_value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1295 && (diff >= (symtable->n_value - addr))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1296 diff = (unsigned long) symtable->n_value - addr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1297 nearest = symtable;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1298 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1299 symtable++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1300 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1301 if (nearest) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1302 info->dli_saddr = nearest->n_value + ((void *) p - addr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1303 info->dli_sname = (char *) (strtable + nearest->n_un.n_strx);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1304 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1305 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1306 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1307 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1308 return 1;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1309 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1310 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1311
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1312 /*
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1313 * Implement the dlfunc() interface, which behaves exactly the same as
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1314 * dlsym() except that it returns a function pointer instead of a data
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1315 * pointer. This can be used by applications to avoid compiler warnings
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1316 * about undefined behavior, and is intended as prior art for future
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1317 * POSIX standardization. This function requires that all pointer types
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1318 * have the same representation, which is true on all platforms FreeBSD
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1319 * runs on, but is not guaranteed by the C standard.
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1320 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1321 #if 0
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1322 static dlfunc_t
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1323 SDL_OSX_dlfunc(void dl_restrict handle, const char dl_restrict symbol)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1324 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1325 union
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1326 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1327 void *d;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1328 dlfunc_t f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1329 } rv;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1330 int sym_len = SDL_strlen(symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1331 char *malloc_sym = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1332 dolock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1333 malloc_sym = SDL_malloc(sym_len + 2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1334 if (malloc_sym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1335 SDL_snprintf(malloc_sym, sym_len + 2, "_%s", symbol);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1336 rv.d = dlsymIntern(handle, malloc_sym, 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1337 SDL_free(malloc_sym);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1338 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1339 error("Unable to allocate memory");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1340 goto dlfuncerror;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1341 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1342 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1343 return rv.f;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1344 dlfuncerror:
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1345 dounlock();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1346 return NULL;
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1347 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1348 #endif
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1349
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1350
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1351
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1352 /* dlcompat ends, here's the SDL interface... --ryan. */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1353
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1354
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1355 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1356 /* System dependent library loading routines */
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1357
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1358 #include "SDL_loadso.h"
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1359
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1360 void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1361 SDL_LoadObject(const char *sofile)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1362 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1363 void *handle = SDL_OSX_dlopen(sofile, RTLD_NOW);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1364 const char *loaderror = SDL_OSX_dlerror();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1365 if (handle == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1366 SDL_SetError("Failed loading %s: %s", sofile, loaderror);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1367 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1368 return (handle);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1369 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1370
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1371 void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1372 SDL_LoadFunction(void handle, const char name)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1373 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1374 void *symbol = SDL_OSX_dlsym(handle, name);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1375 if (symbol == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1376 SDL_SetError("Failed loading %s: %s", name, SDL_OSX_dlerror());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1377 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1378 return (symbol);
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1379 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1380
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1381 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1382 SDL_UnloadObject(void *handle)
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1383 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1384 if (handle != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1385 SDL_OSX_dlclose(handle);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1386 }
1801 e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1387 }
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1388
e308d020d315 Xcode has trouble compiling different files with the same name for two architectures Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1389 #endif /* SDL_LOADSO_DLCOMPAT */
2773 3e42ad69f4a3 Sam Lantinga <slouken@libsdl.org> parents: 2735 diff changeset	1390
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1801 diff changeset	1391 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/loadso/macosx/SDL_dlcompat.c @ 4657:eed063a0bf5b