1 files changed, 10 insertions, 2 deletions

diff --git a/tools/idevicename.c b/tools/idevicename.c
index 8b45626..cd8faff 100644
--- a/tools/idevicename.c
+++ b/tools/idevicename.c
@@ -31,7 +31,10 @@
 static void print_usage()
 {
         printf("\nUsage: idevicename [OPTIONS] [NAME]\n");
+        printf("Display the device name or set it to NAME if specified.\n");
+        printf("\n");
         printf("  --udid|-u UDID  use UDID to target a specific device\n");
+        printf("  --help|-h       print usage information\n");
         printf("\n");
 }
 
@@ -44,16 +47,21 @@ int main(int argc, char** argv)
         int optidx = 0;
         const struct option longopts[] = {
                 { "udid", required_argument, NULL, 'u' },
+                { "help", no_argument, NULL, 'h' },
                 { NULL, 0, NULL, 0}
         };
 
-        while ((c = getopt_long(argc, argv, "u:", longopts, &optidx)) != -1) {
+        while ((c = getopt_long(argc, argv, "u:h", longopts, &optidx)) != -1) {
                 switch (c) {
                 case 'u':
                         udid = strdup(optarg);
                         break;
+                case 'h':
+                        print_usage();
+                        return 0;
                 default:
-                        break;
+                        print_usage();
+                        return -1;
                 }
         }