apparmor/tests/regression/subdomain/openat.c

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/* $Id$ */
/*
* Copyright (C) 2002-2007 Novell/SUSE
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, version 2 of the
* License.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
int main(int argc, char *argv[])
{
int fd = -1, dirfd = -1;
if (argc != 3){
fprintf(stderr, "usage: %s dir file\n", argv[0]);
return 1;
}
dirfd = open(argv[1], O_RDONLY | O_DIRECTORY);
if (dirfd == -1) {
fprintf(stderr, "FAIL: open %s failed - %s\n",
argv[1], strerror(errno));
return 1;
}
fd = openat(dirfd, argv[2], O_RDWR | O_CREAT, S_IWUSR | S_IRUSR);
if (fd == -1) {
fprintf(stderr, "FAIL: openat %s failed - %s\n",
argv[2], strerror(errno));
close(dirfd);
return 1;
}
close(fd);
close(dirfd);
printf("PASS\n");
return 0;
}