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scriptreplay: show help text if run with no arguments

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-07-19 23:11:45 +02:00
parent d6513cff17
commit 997538ab58
1 changed files with 3 additions and 0 deletions
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3
util-linux/scriptreplay.c
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@ -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])