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
);