comparison src/loadso/beos/SDL_sysloadso.c @ 1361:19418e4422cb

New configure-based build system. Still work in progress, but much improved
author Sam Lantinga <slouken@libsdl.org>
date Thu, 16 Feb 2006 10:11:48 +0000
parents
children d910939febfa
comparison
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1360:70a9cfb4cf1b 1361:19418e4422cb
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2006 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22
23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
24 /* System dependent library loading routines */
25
26 #include <stdio.h>
27 #include <be/kernel/image.h>
28
29 #include "SDL_loadso.h"
30
31 void *SDL_LoadObject(const char *sofile)
32 {
33 void *handle = NULL;
34 const char *loaderror = "Unknown error";
35 image_id library_id = load_add_on(sofile);
36 if ( library_id == B_ERROR ) {
37 loaderror = "BeOS error";
38 } else {
39 handle = (void *)(library_id);
40 }
41
42 if ( handle == NULL ) {
43 SDL_SetError("Failed loading %s: %s", sofile, loaderror);
44 }
45 return(handle);
46 }
47
48 void *SDL_LoadFunction(void *handle, const char *name)
49 {
50 void *symbol = NULL;
51 const char *loaderror = "Unknown error";
52 image_id library_id = (image_id)handle;
53 if ( get_image_symbol(library_id,
54 name, B_SYMBOL_TYPE_TEXT, &symbol) != B_NO_ERROR ) {
55 loaderror = "Symbol not found";
56 }
57
58 if ( symbol == NULL ) {
59 SDL_SetError("Failed loading %s: %s", name, loaderror);
60 }
61 return(symbol);
62 }
63
64 void SDL_UnloadObject(void *handle)
65 {
66 image_id library_id;
67 if ( handle != NULL ) {
68 library_id = (image_id)handle;
69 unload_add_on(library_id);
70 }
71 }
72