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/*
* Copyright (c) 1995 - 2000 Kungliga Tekniska H�gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <unistd.h>
#include <err.h>
#include <roken.h>
RCSID("$KTH: write-ucc.c,v 1.3 2000/10/03 00:36:53 lha Exp $");
static void
doit (const char *filename)
{
int fd;
int ret;
struct timeval tv[2];
struct stat sb;
fd = open (filename, O_WRONLY | O_CREAT | O_TRUNC, 0600);
if (fd < 0)
err (1, "open %s", filename);
ret = write (fd, "hej\n", 4);
if(ret < 0)
err (1, "write %s", filename);
if (ret != 4)
errx (1, "short write to %s", filename);
gettimeofday (&tv[0], NULL);
tv[1] = tv[0];
ret = utimes (filename, tv);
if(ret < 0)
err (1, "utimes %s", filename);
ret = chmod (filename, 0644);
if (ret < 0)
err (1, "chmod %s", filename);
ret = chown (filename, 0, 0);
ret = fstat (fd, &sb);
if (ret < 0)
err (1, "fstat %s", filename);
if (sb.st_size != 4)
errx (1, "stat 1: size = %lu != 4", (unsigned long)sb.st_size);
ret = close (fd);
if (ret < 0)
err (1, "close %s", filename);
ret = stat (filename, &sb);
if (ret < 0)
err (1, "stat %s", filename);
if (sb.st_size != 4)
errx (1, "stat 1: size = %lu != 4", (unsigned long)sb.st_size);
}
int
main(int argc, char **argv)
{
const char *file = "blaha";
set_progname (argv[0]);
if (argc != 1 && argc != 2)
errx (1, "usage: %s [file]", argv[0]);
if (argc == 2)
file = argv[1];
doit (file);
return 0;
}
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