1 /* vi: set sw=4 ts=4: */
3 * mknod implementation for busybox
5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
10 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
12 #include <sys/sysmacros.h> // For makedev
15 #include "libcoreutils/coreutils.h"
17 static const char modes_chars[] ALIGN1 = { 'p', 'c', 'u', 'b', 0, 1, 1, 2 };
18 static const mode_t modes_cubp[] = { S_IFIFO, S_IFCHR, S_IFBLK };
20 int mknod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
21 int mknod_main(int argc, char **argv)
27 mode = getopt_mk_fifo_nod(argv);
32 name = strchr(modes_chars, argv[1][0]);
34 mode |= modes_cubp[(int)(name[4])];
40 /* Autodetect what the system supports; these macros should
41 * optimize out to two constants. */
42 dev = makedev(xatoul_range(argv[2], 0, major(UINT_MAX)),
43 xatoul_range(argv[3], 0, minor(UINT_MAX)));
49 if (mknod(name, mode, dev) == 0) {
52 bb_simple_perror_msg_and_die(name);