52 lines
1.1 KiB
Diff
52 lines
1.1 KiB
Diff
From 006fd942abd78d3128d427f1ede9786abe14c65f Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Ville=20Skytt=C3=A4?= <ville.skytta@iki.fi>
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Date: Thu, 12 Apr 2018 08:07:29 +0300
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Subject: [PATCH 1/2] usage: Exit with status code 0 for --help
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---
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src/scrub.c | 10 ++++++----
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1 file changed, 6 insertions(+), 4 deletions(-)
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diff --git a/src/scrub.c b/src/scrub.c
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index dec71f3..b2d98e5 100644
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--- a/src/scrub.c
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+++ b/src/scrub.c
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@@ -98,7 +98,7 @@ static struct option longopts[] = {
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char *prog;
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static void
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-usage(void)
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+usage(int rc)
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{
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fprintf(stderr,
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"Usage: %s [OPTIONS] file\n"
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@@ -119,7 +119,7 @@ usage(void)
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fprintf(stderr, "Available patterns are:\n");
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seq_list ();
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- exit(1);
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+ exit(rc);
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}
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int
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@@ -217,12 +217,14 @@ main(int argc, char *argv[])
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topt = true;
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break;
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case 'h': /* --help */
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+ usage(0);
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+ break;
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default:
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- usage();
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+ usage(1);
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}
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}
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if (argc - optind != 1)
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- usage();
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+ usage(1);
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filename = argv[optind];
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if (!seq)
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--
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2.27.0
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