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>
26 #include "chmod-safer.h"
30 #include "modechange.h"
33 /* The official name of this program (e.g., no `g' prefix). */
34 #define PROGRAM_NAME "mkdir"
36 #define AUTHORS "David MacKenzie"
38 /* The name this program was run with. */
41 static struct option const longopts[] =
43 {"mode", required_argument, NULL, 'm'},
44 {"parents", no_argument, NULL, 'p'},
45 {"verbose", no_argument, NULL, 'v'},
46 {GETOPT_HELP_OPTION_DECL},
47 {GETOPT_VERSION_OPTION_DECL},
54 if (status != EXIT_SUCCESS)
55 fprintf (stderr, _("Try `%s --help' for more information.\n"),
59 printf (_("Usage: %s [OPTION] DIRECTORY...\n"), program_name);
61 Create the DIRECTORY(ies), if they do not already exist.\n\
65 Mandatory arguments to long options are mandatory for short options too.\n\
68 -m, --mode=MODE set permission mode (as in chmod), not rwxrwxrwx - umask\n\
69 -p, --parents no error if existing, make parent directories as needed\n\
70 -v, --verbose print a message for each created directory\n\
72 fputs (HELP_OPTION_DESCRIPTION, stdout);
73 fputs (VERSION_OPTION_DESCRIPTION, stdout);
74 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
80 main (int argc, char **argv)
84 mode_t parent_mode IF_LINT (= 0);
85 const char *specified_mode = NULL;
86 const char *verbose_fmt_string = NULL;
87 bool create_parents = false;
88 int exit_status = EXIT_SUCCESS;
92 initialize_main (&argc, &argv);
93 program_name = argv[0];
94 setlocale (LC_ALL, "");
95 bindtextdomain (PACKAGE, LOCALEDIR);
98 atexit (close_stdout);
100 while ((optc = getopt_long (argc, argv, "pm:v", longopts, NULL)) != -1)
105 create_parents = true;
108 specified_mode = optarg;
110 case 'v': /* --verbose */
111 verbose_fmt_string = _("created directory %s");
113 case_GETOPT_HELP_CHAR;
114 case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
116 usage (EXIT_FAILURE);
122 error (0, 0, _("missing operand"));
123 usage (EXIT_FAILURE);
128 if (specified_mode || create_parents)
130 mode_t umask_value = umask (0);
132 parent_mode = (S_IRWXUGO & ~umask_value) | (S_IWUSR | S_IXUSR);
136 struct mode_change *change = mode_compile (specified_mode);
138 error (EXIT_FAILURE, 0, _("invalid mode %s"),
139 quote (specified_mode));
140 newmode = mode_adjust (S_IRWXUGO, change, umask_value);
147 /* This is the mode we'll use in the mknod or mkfifo call.
148 If it doesn't include S_IRUSR, use S_IRUSR so the final
149 open-for-fchmod will succeed. */
150 tmp_mode = (newmode & S_IRUSR) ? newmode : S_IRUSR;
152 for (; optind < argc; ++optind)
154 char *dir = argv[optind];
159 if (cwd_errno != 0 && IS_RELATIVE_FILE_NAME (dir))
161 error (0, cwd_errno, _("cannot return to working directory"));
165 ok = make_dir_parents (dir, newmode, parent_mode,
166 -1, -1, true, verbose_fmt_string,
171 ok = (mkdir (dir, tmp_mode) == 0);
174 error (0, errno, _("cannot create directory %s"), quote (dir));
175 else if (verbose_fmt_string)
176 error (0, 0, verbose_fmt_string, quote (dir));
178 /* mkdir(2) is required to honor only the file permission bits.
179 In particular, it needn't do anything about `special' bits,
180 so if any were set in newmode, apply them with chmod.
181 This extra step is necessary in some cases when the containing
182 directory has a default ACL. */
184 /* Set the permissions only if this directory has just
187 if (ok && specified_mode
188 && chmod_safer (dir, newmode, 0, S_IFDIR) != 0)
190 error (0, errno, _("cannot set permissions of directory %s"),
197 exit_status = EXIT_FAILURE;