Mercurial > sdl-ios-xcode

annotate include/SDL_loadso.h @ 4283:cd511a8560b7 SDL-1.2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Ozkan Sezer 2009-04-01 23:17:13 PDT This change should be applied to the 1.2 branch, too, because the svn version SDL_net requires it.
author Sam Lantinga <slouken@libsdl.org>
date Thu, 08 Oct 2009 07:45:55 +0000
parents 4c4113c2162c
children
rev   line source
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
4159
a1b03ba2fcd0 Updated copyright date
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
6 modify it under the terms of the GNU Lesser General Public
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
13 Lesser General Public License for more details.
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 slouken@libsdl.org
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
4217
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
23 /** @file SDL_loadso.h
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
24 * System dependent library loading routines
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
25 */
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26
4217
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
27 /** @file SDL_loadso.h
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
28 * Some things to keep in mind:
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
29 * - These functions only work on C function names. Other languages may
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
30 * have name mangling and intrinsic language support that varies from
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
31 * compiler to compiler.
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
32 * - Make sure you declare your function pointers with the same calling
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
33 * convention as the actual library function. Your code will crash
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
34 * mysteriously if you do not do this.
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
35 * - Avoid namespace collisions. If you load a symbol from the library,
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
36 * it is not defined whether or not it goes into the global symbol
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
37 * namespace for the application. If it does and it conflicts with
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
38 * symbols in your code or other shared libraries, you will not get
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
39 * the results you expect. :)
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
40 */
649
81c74904f51f Added some notes from the benefit of my experience. :)
Sam Lantinga <slouken@libsdl.org>
parents: 648
diff changeset
41
81c74904f51f Added some notes from the benefit of my experience. :)
Sam Lantinga <slouken@libsdl.org>
parents: 648
diff changeset
42
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43 #ifndef _SDL_loadso_h
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44 #define _SDL_loadso_h
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45
1356
67114343400d *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
46 #include "SDL_stdinc.h"
1358
c71e05b4dc2e More header massaging... works great on Windows. ;-)
Sam Lantinga <slouken@libsdl.org>
parents: 1356
diff changeset
47 #include "SDL_error.h"
1356
67114343400d *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
48
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49 #include "begin_code.h"
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50 /* Set up for C function definitions, even when using C++ */
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 #ifdef __cplusplus
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52 extern "C" {
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
53 #endif
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
54
4217
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
55 /**
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
56 * This function dynamically loads a shared object and returns a pointer
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
57 * to the object handle (or NULL if there was an error).
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 * The 'sofile' parameter is a system dependent name of the object file.
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 */
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
60 extern DECLSPEC void * SDLCALL SDL_LoadObject(const char *sofile);
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61
4217
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
62 /**
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
63 * Given an object handle, this function looks up the address of the
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 * named function in the shared object and returns it. This address
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 * is no longer valid after calling SDL_UnloadObject().
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 */
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67 extern DECLSPEC void * SDLCALL SDL_LoadFunction(void *handle, const char *name);
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68
4217
4c4113c2162c Fixed bug #706
Sam Lantinga <slouken@libsdl.org>
parents: 4159
diff changeset
69 /** Unload a shared object from memory */
648
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 extern DECLSPEC void SDLCALL SDL_UnloadObject(void *handle);
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72 /* Ends C function definitions when using C++ */
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 #ifdef __cplusplus
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74 }
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75 #endif
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 #include "close_code.h"
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77
12a21d82a060 Exposed SDL_LoadObject(), SDL_LoadFunction(), and SDL_UnloadObject() APIs
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78 #endif /* _SDL_loadso_h */