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fix snd_pcm_mmap_writei undocumented EAGAIN return value

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Glenn Maynard
2008-06-07 01:54:46 +00:00
parent 059ae3868f
commit bd5173fae8
1 changed files with 7 additions and 1 deletions
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stepmania/src/arch/Sound/ALSA9Helpers.cpp
+7 -1
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@@ -335,7 +335,13 @@ bool Alsa9Buf::WaitUntilFramesCanBeFilled( int timeout_ms )
void Alsa9Buf::Write( const int16_t *buffer, int frames ) void Alsa9Buf::Write( const int16_t *buffer, int frames )
{ {
/* We should be able to write it all. If we don't, treat it as an error. */ /* We should be able to write it all. If we don't, treat it as an error. */
int wrote = dsnd_pcm_mmap_writei( pcm, (const char *) buffer, frames ); int wrote;
do
{
wrote = dsnd_pcm_mmap_writei( pcm, (const char *) buffer, frames );
}
while( wrote == -EAGAIN );
if( wrote < 0 ) if( wrote < 0 )
{ {
LOG->Trace( "RageSoundDriver_ALSA9::GetData: dsnd_pcm_mmap_writei: %s (%i)", dsnd_strerror(wrote), wrote ); LOG->Trace( "RageSoundDriver_ALSA9::GetData: dsnd_pcm_mmap_writei: %s (%i)", dsnd_strerror(wrote), wrote );