blob: 3afe76c28bf6953fc6fb086ef97a01e05ee85a4d
| 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * Mini mkdir implementation for busybox |
| 4 | * |
| 5 | * Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu> |
| 6 | * |
| 7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
| 8 | */ |
| 9 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org) |
| 10 | * |
| 11 | * Fixed broken permission setting when -p was used; especially in |
| 12 | * conjunction with -m. |
| 13 | */ |
| 14 | /* Nov 28, 2006 Yoshinori Sato <ysato@users.sourceforge.jp>: Add SELinux Support. |
| 15 | */ |
| 16 | //config:config MKDIR |
| 17 | //config: bool "mkdir" |
| 18 | //config: default y |
| 19 | //config: help |
| 20 | //config: mkdir is used to create directories with the specified names. |
| 21 | //config: |
| 22 | //config:config FEATURE_MKDIR_LONG_OPTIONS |
| 23 | //config: bool "Enable long options" |
| 24 | //config: default y |
| 25 | //config: depends on MKDIR && LONG_OPTS |
| 26 | //config: help |
| 27 | //config: Support long options for the mkdir applet. |
| 28 | |
| 29 | //applet:IF_MKDIR(APPLET_NOFORK(mkdir, mkdir, BB_DIR_BIN, BB_SUID_DROP, mkdir)) |
| 30 | |
| 31 | //kbuild:lib-$(CONFIG_MKDIR) += mkdir.o |
| 32 | |
| 33 | /* BB_AUDIT SUSv3 compliant */ |
| 34 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/mkdir.html */ |
| 35 | |
| 36 | //usage:#define mkdir_trivial_usage |
| 37 | //usage: "[OPTIONS] DIRECTORY..." |
| 38 | //usage:#define mkdir_full_usage "\n\n" |
| 39 | //usage: "Create DIRECTORY\n" |
| 40 | //usage: "\n -m MODE Mode" |
| 41 | //usage: "\n -p No error if exists; make parent directories as needed" |
| 42 | //usage: IF_SELINUX( |
| 43 | //usage: "\n -Z Set security context" |
| 44 | //usage: ) |
| 45 | //usage: |
| 46 | //usage:#define mkdir_example_usage |
| 47 | //usage: "$ mkdir /tmp/foo\n" |
| 48 | //usage: "$ mkdir /tmp/foo\n" |
| 49 | //usage: "/tmp/foo: File exists\n" |
| 50 | //usage: "$ mkdir /tmp/foo/bar/baz\n" |
| 51 | //usage: "/tmp/foo/bar/baz: No such file or directory\n" |
| 52 | //usage: "$ mkdir -p /tmp/foo/bar/baz\n" |
| 53 | |
| 54 | #include "libbb.h" |
| 55 | |
| 56 | /* This is a NOFORK applet. Be very careful! */ |
| 57 | |
| 58 | #if ENABLE_FEATURE_MKDIR_LONG_OPTIONS |
| 59 | static const char mkdir_longopts[] ALIGN1 = |
| 60 | "mode\0" Required_argument "m" |
| 61 | "parents\0" No_argument "p" |
| 62 | #if ENABLE_SELINUX |
| 63 | "context\0" Required_argument "Z" |
| 64 | #endif |
| 65 | #if ENABLE_FEATURE_VERBOSE |
| 66 | "verbose\0" No_argument "v" |
| 67 | #endif |
| 68 | ; |
| 69 | #endif |
| 70 | |
| 71 | int mkdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
| 72 | int mkdir_main(int argc UNUSED_PARAM, char **argv) |
| 73 | { |
| 74 | long mode = -1; |
| 75 | int status = EXIT_SUCCESS; |
| 76 | int flags = 0; |
| 77 | unsigned opt; |
| 78 | char *smode; |
| 79 | #if ENABLE_SELINUX |
| 80 | security_context_t scontext; |
| 81 | #endif |
| 82 | |
| 83 | #if ENABLE_FEATURE_MKDIR_LONG_OPTIONS |
| 84 | applet_long_options = mkdir_longopts; |
| 85 | #endif |
| 86 | opt = getopt32(argv, "m:pv" IF_SELINUX("Z:"), &smode IF_SELINUX(,&scontext)); |
| 87 | if (opt & 1) { |
| 88 | mode_t mmode = bb_parse_mode(smode, 0777); |
| 89 | if (mmode == (mode_t)-1) { |
| 90 | bb_error_msg_and_die("invalid mode '%s'", smode); |
| 91 | } |
| 92 | mode = mmode; |
| 93 | } |
| 94 | if (opt & 2) |
| 95 | flags |= FILEUTILS_RECUR; |
| 96 | if ((opt & 4) && FILEUTILS_VERBOSE) |
| 97 | flags |= FILEUTILS_VERBOSE; |
| 98 | #if ENABLE_SELINUX |
| 99 | if (opt & 8) { |
| 100 | selinux_or_die(); |
| 101 | setfscreatecon_or_die(scontext); |
| 102 | } |
| 103 | #endif |
| 104 | |
| 105 | argv += optind; |
| 106 | if (!argv[0]) |
| 107 | bb_show_usage(); |
| 108 | |
| 109 | do { |
| 110 | if (bb_make_directory(*argv, mode, flags)) { |
| 111 | status = EXIT_FAILURE; |
| 112 | } |
| 113 | } while (*++argv); |
| 114 | |
| 115 | return status; |
| 116 | } |
| 117 |