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libudev: clarify that udev_monitor_receive_device() is non-blocking

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Based on a patch from: Sam Thursfield <ssssam@gmail.com>
https://bugs.freedesktop.org/show_bug.cgi?id=51202
This commit is contained in:
Kay Sievers 2012-06-18 15:45:01 +02:00
parent 10b6f904cc
commit b30b426025
2 changed files with 6 additions and 1 deletions
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2
Makefile.am
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@ -28,7 +28,7 @@ LIBUDEV_REVISION=1
LIBUDEV_AGE=0
LIBGUDEV_CURRENT=1
LIBGUDEV_REVISION=1
LIBGUDEV_REVISION=2
LIBGUDEV_AGE=1
LIBSYSTEMD_LOGIN_CURRENT=2

5
src/libudev/libudev-monitor.c
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@ -494,6 +494,11 @@ tag:
*
* Only socket connections with uid=0 are accepted.
*
* The monitor socket is by default set to NONBLOCK. A variant of poll() on
* the file descriptor returned by udev_monitor_get_fd() should to be used to
* wake up when new devices arrive, or alternatively the file descriptor
* switched into blocking mode.
*
* The initial refcount is 1, and needs to be decremented to
* release the resources of the udev device.
*