udev-builtin-keyboard: Allow numeric key codes

Like with the old udev rules, allow hwdb entries to specify numeric key codes.
Based on a patch from Mircea Miron.

https://launchpad.net/bugs/1247584

1 files changed, 11 insertions, 5 deletions

diff --git a/src/udev/udev-builtin-keyboard.c b/src/udev/udev-builtin-keyboard.c
index 9b66bfd0ac..d6b7dbbac0 100644
--- a/src/udev/udev-builtin-keyboard.c
+++ b/src/udev/udev-builtin-keyboard.c
@@ -78,7 +78,7 @@ static int builtin_keyboard(struct udev_device *dev, int argc, char *argv[], boo
 
         udev_list_entry_foreach(entry, udev_device_get_properties_list_entry(dev)) {
                 const char *key;
-                unsigned int scancode;
+                unsigned int scancode, keycode_num;
                 char *endptr;
                 const char *keycode;
                 const struct key *k;
@@ -110,13 +110,19 @@ static int builtin_keyboard(struct udev_device *dev, int argc, char *argv[], boo
 
                 /* translate identifier to key code */
                 k = keyboard_lookup_key(keycode, strlen(keycode));
-                if (!k) {
-                        log_error("Error, unknown key identifier '%s'", keycode);
-                        continue;
+                if (k) {
+                        keycode_num = k->id;
+                } else {
+                        /* check if it's a numeric code already */
+                        keycode_num = strtoul(keycode, &endptr, 0);
+                        if (endptr[0] !='\0') {
+                                log_error("Error, unknown key identifier '%s'", keycode);
+                                continue;
+                        }
                 }
 
                 map[map_count].scan = scancode;
-                map[map_count].key = k->id;
+                map[map_count].key = keycode_num;
                 if (map_count < ELEMENTSOF(map)-1)
                         map_count++;
         }