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scriptreplay: show help text if run with no arguments
author
Denys Vlasenko
<vda.linux@googlemail.com>
Sun, 19 Jul 2009 21:11:45 +0000
(23:11 +0200)
committer
Denys Vlasenko
<vda.linux@googlemail.com>
Sun, 19 Jul 2009 21:11:45 +0000
(23:11 +0200)
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
util-linux/scriptreplay.c
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diff --git
a/util-linux/scriptreplay.c
b/util-linux/scriptreplay.c
index
6474d38
..
d7e1933
100644
(file)
--- a/
util-linux/scriptreplay.c
+++ b/
util-linux/scriptreplay.c
@@
-18,6
+18,9
@@
int scriptreplay_main(int argc UNUSED_PARAM, char **argv)
unsigned long count;
FILE *tfp;
+ if (!argv[1])
+ bb_show_usage();
+
if (argv[2]) {
script = argv[2];
if (argv[3])