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Small tweak for ALSA underruns 

The hardcoded errno was replaced by a constant, and `snd_pcm_prepare` was replaced by `snd_pcm_recover` per best practice (the underlying implementation seems same for now, though).
This commit is contained in:
Tatsuyuki Ishi 2019-07-07 12:45:41 +09:00
parent 0f393f48a5
commit 447300101d
1 changed files with 2 additions and 2 deletions
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4
src/host/alsa/mod.rs
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@ -712,10 +712,10 @@ impl EventLoop {
available_frames as alsa::snd_pcm_uframes_t, available_frames as alsa::snd_pcm_uframes_t,
); );
if result == -32 { if result as i32 == -libc::EPIPE {
// buffer underrun // buffer underrun
// TODO: Notify the user of this. // TODO: Notify the user of this.
alsa::snd_pcm_prepare(stream.channel); alsa::snd_pcm_recover(stream.channel, result as i32, 0);
} else if let Err(err) = check_errors(result as _) { } else if let Err(err) = check_errors(result as _) {
let description = format!("`snd_pcm_writei` failed: {}", err); let description = format!("`snd_pcm_writei` failed: {}", err);
let err = BackendSpecificError { description }; let err = BackendSpecificError { description };