diff options
| author | Arun Raghavan <git@arunraghavan.net> | 2015-11-03 22:01:07 +0530 |
|---|---|---|
| committer | Tim-Philipp Müller <tim@centricular.com> | 2015-11-05 00:26:02 +0000 |
| commit | ccc4d0cc7fb1ea0774e9ad33731f9036a38790bf (patch) | |
| tree | e66cddb33b2b731fe203976a0d8d7ca604170f02 | |
| parent | fd940f6b7a8c91f2a405a16d573fe199ca7a3162 (diff) | |
| download | gstreamer-plugins-good-ccc4d0cc7fb1ea0774e9ad33731f9036a38790bf.tar.gz | |
v4l2: Set O_CLOEXEC on the device fd
This is needed to make sure that child processes don't inherit the video
device fd which can cause problems with some drivers.
| -rw-r--r-- | sys/v4l2/gstv4l2.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/v4l2/gstv4l2.c b/sys/v4l2/gstv4l2.c index 08ff3f582..8333eab41 100644 --- a/sys/v4l2/gstv4l2.c +++ b/sys/v4l2/gstv4l2.c @@ -25,6 +25,10 @@ #include "config.h" #endif +#ifndef _GNU_SOURCE +# define _GNU_SOURCE /* O_CLOEXEC */ +#endif + #include "gst/gst-i18n-plugin.h" #include <gst/gst.h> @@ -124,7 +128,8 @@ gst_v4l2_probe_and_register (GstPlugin * plugin) if (video_fd >= 0) close (video_fd); - video_fd = open (it->device_path, O_RDWR); + video_fd = open (it->device_path, O_RDWR | O_CLOEXEC); + if (video_fd == -1) { GST_DEBUG ("Failed to open %s: %s", it->device_path, g_strerror (errno)); continue; |