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comparison include/SDL_loadso.h @ 294:d2d48e10f370

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Added a new header file: SDL_loadso.h It contains the following functions: SDL_LoadObject(), SDL_LoadFunction(), SDL_UnloadObject() The UNIX esd and arts audio code use these to dynamically load their respective audio libraries.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 06 Mar 2002 05:20:11 +0000
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293:585a7e1285ae 294:d2d48e10f370
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 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 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22
23 #ifdef SAVE_RCSID
24 static char rcsid =
25 "@(#) $Id$";
26 #endif
27
28 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
29 /* System dependent library loading routines */
30
31 #ifndef _SDL_loadso_h
32 #define _SDL_loadso_h
33
34 #include "begin_code.h"
35 /* Set up for C function definitions, even when using C++ */
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39
40 /* This function dynamically loads a shared object and returns a pointer
41 * to the object handle (or NULL if there was an error).
42 * The 'sofile' parameter is a system dependent name of the object file.
43 */
44 extern DECLSPEC void *SDL_LoadObject(const char *sofile);
45
46 /* Given an object handle, this function looks up the address of the
47 * named function in the shared object and returns it. This address
48 * is no longer valid after calling SDL_UnloadObject().
49 */
50 extern DECLSPEC void *SDL_LoadFunction(void *handle, const char *name);
51
52 /* Unload a shared object from memory */
53 extern DECLSPEC void SDL_UnloadObject(void *handle);
54
55 /* Ends C function definitions when using C++ */
56 #ifdef __cplusplus
57 }
58 #endif
59 #include "close_code.h"
60
61 #endif /* _SDL_loadso_h */