utils/src/link.c

50 lines
1.2 KiB
C

/* $Id$ */
/* Copyright (c) 2007 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
* Unported as published by the Creative Commons organization.
*
* utils is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the Creative Commons Attribution-NonCommercial-
* ShareAlike 3.0 Unported license for more details.
*
* You should have received a copy of the Creative Commons Attribution-
* NonCommercial-ShareAlike 3.0 along with utils; if not, browse to
* http://creativecommons.org/licenses/by-nc-sa/3.0/ */
#include <unistd.h>
#include <stdio.h>
/* link */
static int _link(char * file1, char * file2)
{
if(link(file1, file2) == -1)
{
perror("link");
return 1;
}
return 0;
}
/* usage */
static int _usage(void)
{
fputs("Usage: link file1 file2\n", stderr);
return 1;
}
/* main */
int main(int argc, char* argv[])
{
if(argc != 3)
return _usage();
return _link(argv[1], argv[2]) == 0 ? 0 : 2;
}