From 7182076473516c2a40d653ef42d940d9833a918c Mon Sep 17 00:00:00 2001 From: sin Date: Mon, 7 Oct 2013 16:07:19 +0100 Subject: [PATCH] Add a usage() function like everywhere else --- cat.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/cat.c b/cat.c index 48b84c8..d994d59 100644 --- a/cat.c +++ b/cat.c @@ -6,6 +6,12 @@ #include "text.h" #include "util.h" +static void +usage(void) +{ + eprintf("usage: %s [file...]\n", argv0); +} + int main(int argc, char *argv[]) { @@ -14,7 +20,7 @@ main(int argc, char *argv[]) ARGBEGIN { default: - eprintf("usage: %s [files...]\n", argv0); + usage(); } ARGEND; if(argc == 0) {