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testdisplay: don't read hotplug events from buffer before libudev

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Otherwise we'll just block rather than trying to update the display.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Jesse Barnes 2011-05-04 14:55:32 -07:00
parent b11d67a33b
commit 12de60a5e8
1 changed files with 0 additions and 8 deletions
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8
tests/testdisplay.c
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@ -750,19 +750,11 @@ static void usage(char *name)
static gboolean hotplug_event(GIOChannel *source, GIOCondition condition, static gboolean hotplug_event(GIOChannel *source, GIOCondition condition,
gpointer data) gpointer data)
{ {
gchar buf[256];
gsize count;
struct udev_device *dev; struct udev_device *dev;
dev_t udev_devnum; dev_t udev_devnum;
struct stat s; struct stat s;
const char *hotplug; const char *hotplug;
/* drain all pending events */
do {
count = read(g_io_channel_unix_get_fd(source),
buf, sizeof(buf));
} while (count > 0);
dev = udev_monitor_receive_device(uevent_monitor); dev = udev_monitor_receive_device(uevent_monitor);
if (!dev) if (!dev)
goto out; goto out;