grub/util/lvm.c
2010-05-06 11:34:04 +05:30

52 lines
1.4 KiB
C

/* lvm.c - LVM support for GRUB utils. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
*
* GRUB 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 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
/* We only support LVM on Linux. */
#ifdef __linux__
#include <grub/emu/misc.h>
#include <grub/util/misc.h>
#include <grub/util/lvm.h>
#include <string.h>
#include <sys/stat.h>
#define LVM_DEV_MAPPER_STRING "/dev/mapper/"
int
grub_util_lvm_isvolume (char *name)
{
char *devname;
struct stat st;
int err;
devname = xmalloc (strlen (name) + sizeof (LVM_DEV_MAPPER_STRING));
strcpy (devname, LVM_DEV_MAPPER_STRING);
strcpy (devname + sizeof(LVM_DEV_MAPPER_STRING) - 1, name);
err = stat (devname, &st);
free (devname);
if (err)
return 0;
else
return 1;
}
#endif /* ! __linux__ */