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tools: re-add support for opening /dev/input/event nodes

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer
2015-08-19 10:38:00 +10:00
parent d64b9eeb22
commit 5e9e408ce0
1 changed files with 13 additions and 1 deletions
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14
tools/ratbag-command.c
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@@ -29,6 +29,7 @@
#include <string.h>
#include <unistd.h>
#include <getopt.h>
#include <sys/stat.h>
#include <libratbag.h>
#include <libratbag-util.h>
@@ -61,8 +62,19 @@ static inline struct udev_device*
udev_device_from_path(struct udev *udev, const char *path)
{
struct udev_device *udev_device;
const char *event_node_prefix = "/dev/input/event";
udev_device = udev_device_new_from_syspath(udev, path);
if (strncmp(path, event_node_prefix, strlen(event_node_prefix)) == 0) {
struct stat st;
if (stat(path, &st) == -1) {
fprintf(stderr, "Failed to stat '%s': %s\n", path, strerror(errno));
return NULL;
}
udev_device = udev_device_new_from_devnum(udev, 'c', st.st_rdev);
} else {
udev_device = udev_device_new_from_syspath(udev, path);
}
if (!udev_device) {
fprintf(stderr, "Can't open '%s': %s\n", path, strerror(errno));
return NULL;