Using getopt() for coherence with the other tools

This commit is contained in:
Pierre Pronchery 2009-10-19 21:36:43 +00:00
parent efc86bfdaf
commit 7ca743c1dc

View File

@ -1,5 +1,5 @@
/* $Id$ */
/* Copyright (c) 2007 Pierre Pronchery <khorben@defora.org> */
/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Unix utils */
/* utils is not free software; you can redistribute it and/or modify it under
* the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
@ -16,6 +16,7 @@
#include <unistd.h>
#include <libgen.h>
#include <stdio.h>
@ -39,7 +40,15 @@ static int _usage(void)
/* main */
int main(int argc, char * argv[])
{
if(argc != 2)
int o;
while((o = getopt(argc, argv, "")) != -1)
switch(o)
{
default:
return _usage();
}
if(optind != argc - 1)
return _usage();
return _dirname(argv[1]);
return _dirname(argv[optind]);
}