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read may return -EPIPE

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Lars Immisch
2017-02-22 19:43:49 +01:00
parent 4a45f10b32
commit a69f0ae177
12 changed files with 10859 additions and 48 deletions
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_sources/libalsaaudio.txt
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@@ -476,6 +476,12 @@ Mixer objects have the following methods:
Returns a tuple of (file descriptor, eventmask) that can be used to
wait for changes on the mixer with *select.poll*.
.. method:: Mixer.handleevents()
Acknowledge events on the *polldescriptors* file descriptors
to prevent subsequent polls from returning the same events again.
Returns the number of events that were acknowledged.
**A rant on the ALSA Mixer API**
The ALSA mixer API is extremely complicated - and hardly documented at all.