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/* mkdir -- make directories
Copyright (C) 90, 1995-2002, 2004, 2005 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* David MacKenzie <djm@ai.mit.edu> */
#include <config.h>
#include <stdio.h>
#include <getopt.h>
#include <sys/types.h>
#include "system.h"
#include "dirname.h"
#include "error.h"
#include "makepath.h"
#include "modechange.h"
#include "quote.h"
/* The official name of this program (e.g., no `g' prefix). */
#define PROGRAM_NAME "mkdir"
#define AUTHORS "David MacKenzie"
/* The name this program was run with. */
char *program_name;
/* If true, ensure that all parents of the specified directory exist. */
static bool create_parents;
static struct option const longopts[] =
{
{"mode", required_argument, NULL, 'm'},
{"parents", no_argument, NULL, 'p'},
{"verbose", no_argument, NULL, 'v'},
{GETOPT_HELP_OPTION_DECL},
{GETOPT_VERSION_OPTION_DECL},
{NULL, 0, NULL, 0}
};
void
usage (int status)
{
if (status != EXIT_SUCCESS)
fprintf (stderr, _("Try `%s --help' for more information.\n"),
program_name);
else
{
printf (_("Usage: %s [OPTION] DIRECTORY...\n"), program_name);
fputs (_("\
Create the DIRECTORY(ies), if they do not already exist.\n\
\n\
"), stdout);
fputs (_("\
Mandatory arguments to long options are mandatory for short options too.\n\
"), stdout);
fputs (_("\
-m, --mode=MODE set permission mode (as in chmod), not rwxrwxrwx - umask\n\
-p, --parents no error if existing, make parent directories as needed\n\
-v, --verbose print a message for each created directory\n\
"), stdout);
fputs (HELP_OPTION_DESCRIPTION, stdout);
fputs (VERSION_OPTION_DESCRIPTION, stdout);
printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
}
exit (status);
}
int
main (int argc, char **argv)
{
mode_t newmode;
mode_t parent_mode IF_LINT (= 0);
const char *specified_mode = NULL;
const char *verbose_fmt_string = NULL;
int exit_status = EXIT_SUCCESS;
int optc;
initialize_main (&argc, &argv);
program_name = argv[0];
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
atexit (close_stdout);
create_parents = false;
while ((optc = getopt_long (argc, argv, "pm:v", longopts, NULL)) != -1)
{
switch (optc)
{
case 'p':
create_parents = true;
break;
case 'm':
specified_mode = optarg;
break;
case 'v': /* --verbose */
verbose_fmt_string = _("created directory %s");
break;
case_GETOPT_HELP_CHAR;
case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
default:
usage (EXIT_FAILURE);
}
}
if (optind == argc)
{
error (0, 0, _("missing operand"));
usage (EXIT_FAILURE);
}
newmode = S_IRWXUGO;
if (specified_mode || create_parents)
{
mode_t umask_value = umask (0);
parent_mode = (S_IRWXUGO & ~umask_value) | (S_IWUSR | S_IXUSR);
if (specified_mode)
{
struct mode_change *change = mode_compile (specified_mode);
if (!change)
error (EXIT_FAILURE, 0, _("invalid mode %s"),
quote (specified_mode));
newmode = mode_adjust (S_IRWXUGO, change, umask_value);
free (change);
}
else
umask (umask_value);
}
for (; optind < argc; ++optind)
{
bool ok;
if (create_parents)
{
char *dir = argv[optind];
ok = make_path (dir, newmode, parent_mode,
-1, -1, true, verbose_fmt_string);
}
else
{
const char *dir = argv[optind];
bool dir_created;
ok = make_dir (dir, dir, newmode, &dir_created);
if (! ok)
{
/* make_dir already gave a diagnostic. */
}
else if (!create_parents && !dir_created)
{
/* make_dir `succeeds' when DIR already exists.
In that case, mkdir must fail, unless --parents (-p)
was specified. */
error (0, EEXIST, _("cannot create directory %s"),
quote (dir));
ok = false;
}
else if (verbose_fmt_string)
error (0, 0, verbose_fmt_string, quote (dir));
/* mkdir(2) is required to honor only the file permission bits.
In particular, it needn't do anything about `special' bits,
so if any were set in newmode, apply them with chmod.
This extra step is necessary in some cases when the containing
directory has a default ACL. */
/* Set the permissions only if this directory has just
been created. */
if (ok && specified_mode && dir_created
&& chmod (dir, newmode) != 0)
{
error (0, errno, _("cannot set permissions of directory %s"),
quote (dir));
ok = false;
}
}
if (! ok)
exit_status = EXIT_FAILURE;
}
exit (exit_status);
}
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