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| author | Zev Weiss <zev@bewilderbeest.net> | 2019-10-14 23:36:50 -0500 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2020-04-14 15:33:58 +0200 |
| commit | 5830fc726ac9294641592a8c007502d573f6dea1 (patch) | |
| tree | 6b44632832bc243700f29b1ae7e2935b365631b4 /alsactl/monitor.c | |
| parent | 10e5cef85a7e32828a73fea88edf7c6c5d4259bc (diff) | |
| download | alsa-utils-5830fc726ac9294641592a8c007502d573f6dea1.tar.gz | |
alsactl: don't exit on EINTR from epoll_wait().
Previously, things like attaching strace to a running 'alsactl monitor'
process would cause it to exit.
Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Tested-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'alsactl/monitor.c')
| -rw-r--r-- | alsactl/monitor.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/alsactl/monitor.c b/alsactl/monitor.c index 6b090e4..cf4167b 100644 --- a/alsactl/monitor.c +++ b/alsactl/monitor.c @@ -342,6 +342,8 @@ static int run_dispatcher(int epfd, int sigfd, int infd, struct list_head *srcs, count = epoll_wait(epfd, epev, max_ev_count, 200); if (count < 0) { + if (errno == EINTR) + continue; err = count; break; } |