X-Git-Url: https://git.danieliu.xyz/?p=slock.git;a=blobdiff_plain;f=slock.c;h=ddf107448e27f3ee043f75abceceb22be6360f78;hp=6be8f22c8c0fd4c77042884b18c766c6a079c730;hb=e867c38123175d6f050e051ee6b00f4737a9712a;hpb=b95ee111c7625375716e848ec81af2f57ca35b02

diff --git a/slock.c b/slock.c
index 6be8f22..ddf1074 100644
--- a/slock.c
+++ b/slock.c
@@ -289,7 +289,7 @@ lockscreen(Display *dpy, int screen)
 static void
 usage(void)
 {
-	fprintf(stderr, "usage: slock [-v]\n");
+	fprintf(stderr, "usage: slock [-v|POST_LOCK_CMD]\n");
 	exit(1);
 }
 
@@ -303,7 +303,8 @@ main(int argc, char **argv) {
 
 	if ((argc == 2) && !strcmp("-v", argv[1]))
 		die("slock-%s, © 2006-2015 slock engineers\n", VERSION);
-	else if (argc != 1)
+
+	if ((argc == 2) && !strcmp("-h", argv[1]))
 		usage();
 
 #ifdef __linux__
@@ -339,6 +340,13 @@ main(int argc, char **argv) {
 		return 1;
 	}
 
+	if (argc >= 2 && fork() == 0) {
+		if (dpy)
+			close(ConnectionNumber(dpy));
+		execvp(argv[1], argv+1);
+		die("slock: execvp %s failed: %s\n", argv[1], strerror(errno));
+	}
+
 	/* Everything is now blank. Now wait for the correct password. */
 #ifdef HAVE_BSD_AUTH
 	readpw(dpy);