1 /* libguestfs - the guestfsd daemon
2 * Copyright (C) 2011 Red Hat Inc.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
29 #include "optgroups.h"
34 optgroup_btrfs_available (void)
36 return prog_exists ("btrfs");
39 /* Takes optional arguments, consult optargs_bitmask. */
41 do_btrfs_filesystem_resize (const char *filesystem, int64_t size)
46 const char *argv[MAX_ARGS];
50 ADD_ARG (argv, i, "btrfs");
51 ADD_ARG (argv, i, "filesystem");
52 ADD_ARG (argv, i, "resize");
54 if (optargs_bitmask & GUESTFS_BTRFS_FILESYSTEM_RESIZE_SIZE_BITMASK) {
56 reply_with_error ("size is zero or negative");
60 snprintf (size_str, sizeof size_str, "%" PRIi64, size);
61 ADD_ARG (argv, i, size_str);
64 ADD_ARG (argv, i, "max");
66 buf = sysroot_path (filesystem);
68 reply_with_error ("malloc");
72 ADD_ARG (argv, i, buf);
73 ADD_ARG (argv, i, NULL);
75 r = commandv (NULL, &err, argv);
79 reply_with_error ("%s: %s", filesystem, err);