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Fix warnings on the Emscripten build.

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David Reid
2020-11-08 14:37:40 +10:00
parent 8451af8a11
commit dd8f6c4c66
1 changed files with 5 additions and 1 deletions
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examples/custom_backend.c
+5 -1
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@@ -3,7 +3,8 @@ This example show how a custom backend can be implemented.
This implements a full-featured SDL2 backend. It's intentionally built using the same paradigms as the built-in backends in order to make This implements a full-featured SDL2 backend. It's intentionally built using the same paradigms as the built-in backends in order to make
it suitable as a solid basis for a custom implementation. The SDL2 backend can be disabled with MA_NO_SDL, exactly like the build-in it suitable as a solid basis for a custom implementation. The SDL2 backend can be disabled with MA_NO_SDL, exactly like the build-in
backends. It supports both runtime and compile-time linking and respects the MA_NO_RUNTIME_LINKING option. It also works on Emscripten. backends. It supports both runtime and compile-time linking and respects the MA_NO_RUNTIME_LINKING option. It also works on Emscripten
which requires the `-s USE_SDL=2` option.
There may be times where you want to support more than one custom backend. This example has been designed to make it easy to plug-in extra There may be times where you want to support more than one custom backend. This example has been designed to make it easy to plug-in extra
custom backends without needing to modify any of the base miniaudio initialization code. A custom context structure is declared called custom backends without needing to modify any of the base miniaudio initialization code. A custom context structure is declared called
@@ -231,10 +232,13 @@ static ma_result ma_context_enumerate_devices__sdl(ma_context* pContext, ma_enum
static ma_result ma_context_get_device_info__sdl(ma_context* pContext, ma_device_type deviceType, const ma_device_id* pDeviceID, ma_device_info* pDeviceInfo) static ma_result ma_context_get_device_info__sdl(ma_context* pContext, ma_device_type deviceType, const ma_device_id* pDeviceID, ma_device_info* pDeviceInfo)
{ {
ma_context_ex* pContextEx = (ma_context_ex*)pContext; ma_context_ex* pContextEx = (ma_context_ex*)pContext;
#if !defined(__EMSCRIPTEN__)
MA_SDL_AudioSpec desiredSpec; MA_SDL_AudioSpec desiredSpec;
MA_SDL_AudioSpec obtainedSpec; MA_SDL_AudioSpec obtainedSpec;
MA_SDL_AudioDeviceID tempDeviceID; MA_SDL_AudioDeviceID tempDeviceID;
const char* pDeviceName; const char* pDeviceName;
#endif
MA_ASSERT(pContext != NULL); MA_ASSERT(pContext != NULL);