From: Andrew Tridgell <tridge@samba.org>
Date: Wed, 13 May 1998 07:04:40 +0000 (+0000)
Subject: check argc and show usage if no args
X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/commitdiff_plain/df5e03da7b1c81d014388b7aa0ac764b97e9dee2

check argc and show usage if no args
---

diff --git a/main.c b/main.c
index ea7622ad..b4c514fd 100644
--- a/main.c
+++ b/main.c
@@ -494,6 +494,11 @@ int main(int argc,char *argv[])
 	starttime = time(NULL);
 	am_root = (getuid() == 0);
 
+	if (argc < 2) {
+		usage(FERROR);
+		exit(1);
+	}
+
 	/* we set a 0 umask so that correct file permissions can be
 	   carried across */
 	orig_umask = (int)umask(0);