busybox/coreutils/mkdir.c
Denys Vlasenko 4eed2c6c50 Update menuconfig items with approximate applet sizes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18 22:01:24 +02:00

115 lines
2.9 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Mini mkdir implementation for busybox
*
* Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
*
* Fixed broken permission setting when -p was used; especially in
* conjunction with -m.
*/
/* Nov 28, 2006 Yoshinori Sato <ysato@users.sourceforge.jp>: Add SELinux Support.
*/
//config:config MKDIR
//config: bool "mkdir (4.4 kb)"
//config: default y
//config: help
//config: mkdir is used to create directories with the specified names.
//config:
//config:config FEATURE_MKDIR_LONG_OPTIONS
//config: bool "Enable long options"
//config: default y
//config: depends on MKDIR && LONG_OPTS
//applet:IF_MKDIR(APPLET_NOFORK(mkdir, mkdir, BB_DIR_BIN, BB_SUID_DROP, mkdir))
//kbuild:lib-$(CONFIG_MKDIR) += mkdir.o
/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/mkdir.html */
//usage:#define mkdir_trivial_usage
//usage: "[OPTIONS] DIRECTORY..."
//usage:#define mkdir_full_usage "\n\n"
//usage: "Create DIRECTORY\n"
//usage: "\n -m MODE Mode"
//usage: "\n -p No error if exists; make parent directories as needed"
//usage: IF_SELINUX(
//usage: "\n -Z Set security context"
//usage: )
//usage:
//usage:#define mkdir_example_usage
//usage: "$ mkdir /tmp/foo\n"
//usage: "$ mkdir /tmp/foo\n"
//usage: "/tmp/foo: File exists\n"
//usage: "$ mkdir /tmp/foo/bar/baz\n"
//usage: "/tmp/foo/bar/baz: No such file or directory\n"
//usage: "$ mkdir -p /tmp/foo/bar/baz\n"
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
#if ENABLE_FEATURE_MKDIR_LONG_OPTIONS
static const char mkdir_longopts[] ALIGN1 =
"mode\0" Required_argument "m"
"parents\0" No_argument "p"
#if ENABLE_SELINUX
"context\0" Required_argument "Z"
#endif
#if ENABLE_FEATURE_VERBOSE
"verbose\0" No_argument "v"
#endif
;
#endif
int mkdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int mkdir_main(int argc UNUSED_PARAM, char **argv)
{
long mode = -1;
int status = EXIT_SUCCESS;
int flags = 0;
unsigned opt;
char *smode;
#if ENABLE_SELINUX
security_context_t scontext;
#endif
#if ENABLE_FEATURE_MKDIR_LONG_OPTIONS
applet_long_options = mkdir_longopts;
#endif
opt = getopt32(argv, "m:pv" IF_SELINUX("Z:"), &smode IF_SELINUX(,&scontext));
if (opt & 1) {
mode_t mmode = bb_parse_mode(smode, 0777);
if (mmode == (mode_t)-1) {
bb_error_msg_and_die("invalid mode '%s'", smode);
}
mode = mmode;
}
if (opt & 2)
flags |= FILEUTILS_RECUR;
if ((opt & 4) && FILEUTILS_VERBOSE)
flags |= FILEUTILS_VERBOSE;
#if ENABLE_SELINUX
if (opt & 8) {
selinux_or_die();
setfscreatecon_or_die(scontext);
}
#endif
argv += optind;
if (!argv[0])
bb_show_usage();
do {
if (bb_make_directory(*argv, mode, flags)) {
status = EXIT_FAILURE;
}
} while (*++argv);
return status;
}