include/SDL.h
author Sam Lantinga <slouken@libsdl.org>
Wed, 06 Mar 2002 05:20:11 +0000
changeset 294 d2d48e10f370
parent 251 b8688cfdc232
child 296 fab1ddc4d7bf
permissions -rw-r--r--
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.
     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 /* Main include header for the SDL library */
    29 
    30 #ifndef _SDL_H
    31 #define _SDL_H
    32 
    33 #include "SDL_main.h"
    34 #include "SDL_types.h"
    35 #include "SDL_getenv.h"
    36 #include "SDL_error.h"
    37 #include "SDL_loadso.h"
    38 #include "SDL_rwops.h"
    39 #include "SDL_timer.h"
    40 #include "SDL_audio.h"
    41 #include "SDL_cdrom.h"
    42 #include "SDL_joystick.h"
    43 #include "SDL_events.h"
    44 #include "SDL_video.h"
    45 #include "SDL_byteorder.h"
    46 #include "SDL_version.h"
    47 
    48 #include "begin_code.h"
    49 /* Set up for C function definitions, even when using C++ */
    50 #ifdef __cplusplus
    51 extern "C" {
    52 #endif
    53 
    54 /* As of version 0.5, SDL is loaded dynamically into the application */
    55 
    56 /* These are the flags which may be passed to SDL_Init() -- you should
    57    specify the subsystems which you will be using in your application.
    58 */
    59 #define	SDL_INIT_TIMER		0x00000001
    60 #define SDL_INIT_AUDIO		0x00000010
    61 #define SDL_INIT_VIDEO		0x00000020
    62 #define SDL_INIT_CDROM		0x00000100
    63 #define SDL_INIT_JOYSTICK	0x00000200
    64 #define SDL_INIT_NOPARACHUTE	0x00100000	/* Don't catch fatal signals */
    65 #define SDL_INIT_EVENTTHREAD	0x01000000	/* Not supported on all OS's */
    66 #define SDL_INIT_EVERYTHING	0x0000FFFF
    67 
    68 /* This function loads the SDL dynamically linked library and initializes 
    69  * the subsystems specified by 'flags' (and those satisfying dependencies)
    70  * Unless the SDL_INIT_NOPARACHUTE flag is set, it will install cleanup
    71  * signal handlers for some commonly ignored fatal signals (like SIGSEGV)
    72  */
    73 extern DECLSPEC int SDL_Init(Uint32 flags);
    74 
    75 /* This function initializes specific SDL subsystems */
    76 extern DECLSPEC int SDL_InitSubSystem(Uint32 flags);
    77 
    78 /* This function cleans up specific SDL subsystems */
    79 extern DECLSPEC void SDL_QuitSubSystem(Uint32 flags);
    80 
    81 /* This function returns mask of the specified subsystems which have
    82    been initialized.
    83    If 'flags' is 0, it returns a mask of all initialized subsystems.
    84 */
    85 extern DECLSPEC Uint32 SDL_WasInit(Uint32 flags);
    86 
    87 /* This function cleans up all initialized subsystems and unloads the
    88  * dynamically linked library.  You should call it upon all exit conditions.
    89  */
    90 extern DECLSPEC void SDL_Quit(void);
    91 
    92 /* Ends C function definitions when using C++ */
    93 #ifdef __cplusplus
    94 }
    95 #endif
    96 #include "close_code.h"
    97 
    98 #endif /* _SDL_H */