DeforaOS/utils
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Using getopt() for more coherence with the other tools

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This commit is contained in:
Pierre Pronchery 2009-10-20 15:30:41 +00:00
parent 75787b99e0
commit ec5ff3d4c8
1 changed files with 13 additions and 5 deletions
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18
src/unlink.c
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@ -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
@ -21,13 +21,13 @@
/* unlink */
static int _unlink(char * file)
static int _unlink(char const * file)
{
if(unlink(file) == -1)
{
fputs("unlink: ", stderr);
perror(file);
return 2;
return 1;
}
return 0;
}
@ -44,7 +44,15 @@ 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();
return _unlink(argv[1]);
}
if(optind != argc - 1)
return _usage();
return (_unlink(argv[optind]) == 0) ? 0 : 2;
}