Files
libguestfs/daemon/cmp.c
2011-11-08 14:43:07 +00:00

65 lines
1.5 KiB
C

/* libguestfs - the guestfsd daemon
* Copyright (C) 2009 Red Hat Inc.
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include "daemon.h"
#include "actions.h"
int
do_equal (const char *file1, const char *file2)
{
char *file1buf, *file2buf;
char *err;
int r;
file1buf = sysroot_path (file1);
if (file1buf == NULL) {
reply_with_perror ("malloc");
return -1;
}
file2buf = sysroot_path (file2);
if (file2buf == NULL) {
reply_with_perror ("malloc");
free (file1buf);
return -1;
}
r = commandr (NULL, &err, "cmp", "-s", file1buf, file2buf, NULL);
free (file1buf);
free (file2buf);
if (r == -1 || r > 1) {
reply_with_error ("%s", err);
free (err);
return -1;
}
free (err);
return r == 0;
}