1 /* mkdir -- make directories
2 Copyright (C) 90, 1995-2002, 2004, 2005 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* David MacKenzie <djm@ai.mit.edu> */
23 #include <sys/types.h>
29 #include "modechange.h"
32 /* The official name of this program (e.g., no `g' prefix). */
33 #define PROGRAM_NAME "mkdir"
35 #define AUTHORS "David MacKenzie"
37 /* The name this program was run with. */
40 /* If true, ensure that all parents of the specified directory exist. */
41 static bool create_parents;
43 static struct option const longopts[] =
45 {"mode", required_argument, NULL, 'm'},
46 {"parents", no_argument, NULL, 'p'},
47 {"verbose", no_argument, NULL, 'v'},
48 {GETOPT_HELP_OPTION_DECL},
49 {GETOPT_VERSION_OPTION_DECL},
56 if (status != EXIT_SUCCESS)
57 fprintf (stderr, _("Try `%s --help' for more information.\n"),
61 printf (_("Usage: %s [OPTION] DIRECTORY...\n"), program_name);
63 Create the DIRECTORY(ies), if they do not already exist.\n\
67 Mandatory arguments to long options are mandatory for short options too.\n\
70 -m, --mode=MODE set permission mode (as in chmod), not rwxrwxrwx - umask\n\
71 -p, --parents no error if existing, make parent directories as needed\n\
72 -v, --verbose print a message for each created directory\n\
74 fputs (HELP_OPTION_DESCRIPTION, stdout);
75 fputs (VERSION_OPTION_DESCRIPTION, stdout);
76 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
82 main (int argc, char **argv)
85 mode_t parent_mode IF_LINT (= 0);
86 const char *specified_mode = NULL;
87 const char *verbose_fmt_string = NULL;
88 int exit_status = EXIT_SUCCESS;
90 bool cwd_not_restored;
92 initialize_main (&argc, &argv);
93 program_name = argv[0];
94 setlocale (LC_ALL, "");
95 bindtextdomain (PACKAGE, LOCALEDIR);
98 atexit (close_stdout);
100 create_parents = false;
102 while ((optc = getopt_long (argc, argv, "pm:v", longopts, NULL)) != -1)
107 create_parents = true;
110 specified_mode = optarg;
112 case 'v': /* --verbose */
113 verbose_fmt_string = _("created directory %s");
115 case_GETOPT_HELP_CHAR;
116 case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
118 usage (EXIT_FAILURE);
124 error (0, 0, _("missing operand"));
125 usage (EXIT_FAILURE);
130 if (specified_mode || create_parents)
132 mode_t umask_value = umask (0);
134 parent_mode = (S_IRWXUGO & ~umask_value) | (S_IWUSR | S_IXUSR);
138 struct mode_change *change = mode_compile (specified_mode);
140 error (EXIT_FAILURE, 0, _("invalid mode %s"),
141 quote (specified_mode));
142 newmode = mode_adjust (S_IRWXUGO, change, umask_value);
149 /* FIXME: when we assume C99, declare this here. */
150 cwd_not_restored = false;
151 for (; optind < argc; ++optind)
155 if (cwd_not_restored && IS_RELATIVE_FILE_NAME (argv[optind]))
157 error (0, 0, _("unable to create relative-named directory, %s,"
158 " due to prior failure to return to working directory"),
159 quote (argv[optind]));
160 exit_status = EXIT_FAILURE;
167 char *dir = argv[optind];
168 ok = make_dir_parents (dir, newmode, parent_mode,
169 -1, -1, true, verbose_fmt_string,
171 cwd_not_restored |= different_cwd;
175 const char *dir = argv[optind];
177 ok = make_dir (dir, dir, newmode, &dir_created);
180 /* make_dir already gave a diagnostic. */
182 else if (!create_parents && !dir_created)
184 /* make_dir `succeeds' when DIR already exists.
185 In that case, mkdir must fail, unless --parents (-p)
187 error (0, EEXIST, _("cannot create directory %s"),
191 else if (verbose_fmt_string)
192 error (0, 0, verbose_fmt_string, quote (dir));
194 /* mkdir(2) is required to honor only the file permission bits.
195 In particular, it needn't do anything about `special' bits,
196 so if any were set in newmode, apply them with chmod.
197 This extra step is necessary in some cases when the containing
198 directory has a default ACL. */
200 /* Set the permissions only if this directory has just
203 if (ok && specified_mode && dir_created
204 && chmod (dir, newmode) != 0)
206 error (0, errno, _("cannot set permissions of directory %s"),
213 exit_status = EXIT_FAILURE;