}
static int hwdb_add_property(struct udev_hwdb *hwdb, const char *key, const char *value) {
- /* TODO: add sub-matches (+) against DMI data */
+ /*
+ * Silently ignore all properties which do not start with a
+ * space; future extensions might use additional prefixes.
+ */
if (key[0] != ' ')
return 0;
+
if (udev_list_entry_add(&hwdb->properties_list, key+1, value) == NULL)
return -ENOMEM;
return 0;
* Drop a reference of a hwdb context. If the refcount reaches zero,
* all resources of the hwdb context will be released.
*
- * Returns: the passed hwdb context if it has still an active reference, or #NULL otherwise.
+ * Returns: #NULL
**/
_public_ struct udev_hwdb *udev_hwdb_unref(struct udev_hwdb *hwdb) {
if (!hwdb)
return NULL;
hwdb->refcount--;
if (hwdb->refcount > 0)
- return hwdb;
+ return NULL;
if (hwdb->map)
munmap((void *)hwdb->map, hwdb->st.st_size);
if (hwdb->f)
return false;
if (!hwdb->f)
return false;
- if (fstat(fileno(hwdb->f), &st) < 0)
+ if (stat("/etc/udev/hwdb.bin", &st) < 0)
return true;
if (timespec_load(&hwdb->st.st_mtim) != timespec_load(&st.st_mtim))
return true;