53 lines
1.3 KiB
C
53 lines
1.3 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 <stdlib.h>
|
|
#include <stdio.h>
|
|
|
|
|
|
/* sleep */
|
|
static int _sleep(unsigned int time)
|
|
{
|
|
sleep(time);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* usage */
|
|
static int _usage(void)
|
|
{
|
|
fputs("Usage: sleep time\n", stderr);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* main */
|
|
int main(int argc, char * argv[])
|
|
{
|
|
long time;
|
|
char * p;
|
|
|
|
if(argc != 2)
|
|
return _usage();
|
|
time = strtol(argv[1], &p, 10);
|
|
if(argv[1][0] == '\0' || *p != '\0' || time < 0)
|
|
return _usage();
|
|
return _sleep(time);
|
|
}
|