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SDL_audiodev_c.h (1515B)

      1 /*
      2   Simple DirectMedia Layer
      3   Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
      4 
      5   This software is provided 'as-is', without any express or implied
      6   warranty.  In no event will the authors be held liable for any damages
      7   arising from the use of this software.
      8 
      9   Permission is granted to anyone to use this software for any purpose,
     10   including commercial applications, and to alter it and redistribute it
     11   freely, subject to the following restrictions:
     12 
     13   1. The origin of this software must not be misrepresented; you must not
     14      claim that you wrote the original software. If you use this software
     15      in a product, an acknowledgment in the product documentation would be
     16      appreciated but is not required.
     17   2. Altered source versions must be plainly marked as such, and must not be
     18      misrepresented as being the original software.
     19   3. This notice may not be removed or altered from any source distribution.
     20 */
     21 
     22 #ifndef SDL_audiodev_c_h_
     23 #define SDL_audiodev_c_h_
     24 
     25 #include "SDL.h"
     26 #include "../SDL_internal.h"
     27 #include "SDL_sysaudio.h"
     28 
     29 /* Open the audio device for playback, and don't block if busy */
     30 /* #define USE_BLOCKING_WRITES */
     31 
     32 #ifdef USE_BLOCKING_WRITES
     33 #define OPEN_FLAGS_OUTPUT O_WRONLY
     34 #define OPEN_FLAGS_INPUT O_RDONLY
     35 #else
     36 #define OPEN_FLAGS_OUTPUT (O_WRONLY|O_NONBLOCK)
     37 #define OPEN_FLAGS_INPUT (O_RDONLY|O_NONBLOCK)
     38 #endif
     39 
     40 extern void SDL_EnumUnixAudioDevices(const int classic, int (*test)(int));
     41 
     42 #endif /* SDL_audiodev_c_h_ */
     43 
     44 /* vi: set ts=4 sw=4 expandtab: */