1 /* libguestfs - the guestfsd daemon
2 * Copyright (C) 2009 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., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include "../src/guestfs_protocol.h"
31 do_initrd_list (const char *path)
35 char filename[PATH_MAX];
36 char **filenames = NULL;
37 int size = 0, alloc = 0;
40 /* "zcat /sysroot/<path> | cpio --quiet -it", but path must be quoted. */
41 if (asprintf_nowarn (&cmd, "zcat %R | cpio --quiet -it", path) == -1) {
42 reply_with_perror ("asprintf");
47 fprintf (stderr, "%s\n", cmd);
49 fp = popen (cmd, "r");
51 reply_with_perror ("popen: %s", cmd);
57 while (fgets (filename, sizeof filename, fp) != NULL) {
58 len = strlen (filename);
59 if (len > 0 && filename[len-1] == '\n')
60 filename[len-1] = '\0';
62 if (add_string (&filenames, &size, &alloc, filename) == -1) {
68 if (add_string (&filenames, &size, &alloc, NULL) == -1) {
73 if (pclose (fp) != 0) {
74 reply_with_perror ("pclose");
75 free_strings (filenames);