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lib/alsa/Error: a std::system_error category for libasound errors

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This commit is contained in:
Max Kellermann
2021-11-04 14:40:02 +01:00
parent 5ff0bbd0f8
commit 5d0941476a
8 changed files with 157 additions and 83 deletions
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10
src/lib/alsa/NonBlock.cxx
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@@ -18,6 +18,7 @@
*/
#include "NonBlock.hxx"
#include "Error.hxx"
#include "event/MultiSocketMonitor.hxx"
#include "util/RuntimeError.hxx"
@@ -29,8 +30,7 @@ AlsaNonBlockPcm::PrepareSockets(MultiSocketMonitor &m, snd_pcm_t *pcm)
if (count == 0)
throw std::runtime_error("snd_pcm_poll_descriptors_count() failed");
else
throw FormatRuntimeError("snd_pcm_poll_descriptors_count() failed: %s",
snd_strerror(-count));
throw Alsa::MakeError(count, "snd_pcm_poll_descriptors_count() failed");
}
struct pollfd *pfds = pfd_buffer.Get(count);
@@ -40,8 +40,7 @@ AlsaNonBlockPcm::PrepareSockets(MultiSocketMonitor &m, snd_pcm_t *pcm)
if (count == 0)
throw std::runtime_error("snd_pcm_poll_descriptors() failed");
else
throw FormatRuntimeError("snd_pcm_poll_descriptors() failed: %s",
snd_strerror(-count));
throw Alsa::MakeError(count, "snd_pcm_poll_descriptors() failed");
}
m.ReplaceSocketList(pfds, count);
@@ -71,8 +70,7 @@ AlsaNonBlockPcm::DispatchSockets(MultiSocketMonitor &m,
unsigned short dummy;
int err = snd_pcm_poll_descriptors_revents(pcm, pfds, i - pfds, &dummy);
if (err < 0)
throw FormatRuntimeError("snd_pcm_poll_descriptors_revents() failed: %s",
snd_strerror(-err));
throw Alsa::MakeError(err, "snd_pcm_poll_descriptors_revents() failed");
}
Event::Duration