From 6b6e82f8e9c11aeecbd47038a0c637ff5c8f8a1f Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Thu, 18 Jun 2009 14:52:45 +0300
Subject: Add -h/--help to rpm2cpio (ticket #63) - patch originally from
 Debian, with slight adjustments to indentation

---
 rpm2cpio.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'rpm2cpio.c')

diff --git a/rpm2cpio.c b/rpm2cpio.c
index eabefa170..e09838599 100644
--- a/rpm2cpio.c
+++ b/rpm2cpio.c
@@ -23,8 +23,13 @@ int main(int argc, char *argv[])
     setprogname(argv[0]);	/* Retrofit glibc __progname */
     if (argc == 1)
 	fdi = fdDup(STDIN_FILENO);
-    else
+    else {
+	if (strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0) {
+	    fprintf(stderr, "Usage: rpm2cpio file.rpm\n");
+	    exit(EXIT_FAILURE);
+	}
 	fdi = Fopen(argv[1], "r.ufdio");
+    }
 
     if (Ferror(fdi)) {
 	fprintf(stderr, "%s: %s: %s\n", argv[0],
-- 
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