mirror of
https://github.com/topjohnwu/ndk-busybox.git
synced 2024-11-23 11:49:39 +00:00
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* mkfifo implementation for busybox
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*
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* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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//config:config MKFIFO
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//config: bool "mkfifo (3.8 kb)"
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//config: default y
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//config: help
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//config: mkfifo is used to create FIFOs (named pipes).
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//config: The 'mknod' program can also create FIFOs.
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//applet:IF_MKFIFO(APPLET_NOEXEC(mkfifo, mkfifo, BB_DIR_USR_BIN, BB_SUID_DROP, mkfifo))
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//kbuild:lib-$(CONFIG_MKFIFO) += mkfifo.o
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/* BB_AUDIT SUSv3 compliant */
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/* http://www.opengroup.org/onlinepubs/007904975/utilities/mkfifo.html */
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//usage:#define mkfifo_trivial_usage
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//usage: "[-m MODE] " IF_SELINUX("[-Z] ") "NAME"
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//usage:#define mkfifo_full_usage "\n\n"
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//usage: "Create named pipe\n"
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//usage: "\n -m MODE Mode (default a=rw)"
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//usage: IF_SELINUX(
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//usage: "\n -Z Set security context"
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//usage: )
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#include "libbb.h"
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#include "libcoreutils/coreutils.h"
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/* This is a NOEXEC applet. Be very careful! */
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int mkfifo_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int mkfifo_main(int argc UNUSED_PARAM, char **argv)
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{
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mode_t mode;
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int retval = EXIT_SUCCESS;
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mode = getopt_mk_fifo_nod(argv);
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argv += optind;
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if (!*argv) {
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bb_show_usage();
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}
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do {
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if (mkfifo(*argv, mode) < 0) {
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bb_simple_perror_msg(*argv); /* Avoid multibyte problems. */
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retval = EXIT_FAILURE;
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}
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} while (*++argv);
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return retval;
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}
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