coreutils-6.9coreutils-6.9

1 files changed, 205 insertions, 0 deletions

diff --git a/src/mkdir.c b/src/mkdir.c
new file mode 100644
index 0000000..6fa0ac2
--- /dev/null
+++ b/src/mkdir.c
@@ -0,0 +1,205 @@
+/* mkdir -- make directories
+   Copyright (C) 90, 1995-2002, 2004, 2005, 2006 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 "error.h"
+#include "lchmod.h"
+#include "mkdir-p.h"
+#include "modechange.h"
+#include "quote.h"
+#include "savewd.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;
+
+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 file mode (as in chmod), not a=rwx - 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);
+}
+
+/* Options passed to subsidiary functions.  */
+struct mkdir_options
+{
+  /* Function to make an ancestor, or NULL if ancestors should not be
+     made.  */
+  int (*make_ancestor_function) (char const *, char const *, void *);
+
+  /* Mode for ancestor directory.  */
+  mode_t ancestor_mode;
+
+  /* Mode for directory itself.  */
+  mode_t mode;
+
+  /* File mode bits affected by MODE.  */
+  mode_t mode_bits;
+
+  /* If not null, format to use when reporting newly made directories.  */
+  char const *created_directory_format;
+};
+
+/* Report that directory DIR was made, if OPTIONS requests this.  */
+static void
+announce_mkdir (char const *dir, void *options)
+{
+  struct mkdir_options const *o = options;
+  if (o->created_directory_format)
+    error (0, 0, o->created_directory_format, quote (dir));
+}
+
+/* Make ancestor directory DIR, whose last component is COMPONENT,
+   with options OPTIONS.  Assume the working directory is COMPONENT's
+   parent.  Return 0 if successful and the resulting directory is
+   readable, 1 if successful but the resulting directory is not
+   readable, -1 (setting errno) otherwise.  */
+static int
+make_ancestor (char const *dir, char const *component, void *options)
+{
+  struct mkdir_options const *o = options;
+  int r = mkdir (component, o->ancestor_mode);
+  if (r == 0)
+    {
+      r = ! (o->ancestor_mode & S_IRUSR);
+      announce_mkdir (dir, options);
+    }
+  return r;
+}
+
+/* Process a command-line file name.  */
+static int
+process_dir (char *dir, struct savewd *wd, void *options)
+{
+  struct mkdir_options const *o = options;
+  return (make_dir_parents (dir, wd, o->make_ancestor_function, options,
+			    o->mode, announce_mkdir,
+			    o->mode_bits, (uid_t) -1, (gid_t) -1, true)
+	  ? EXIT_SUCCESS
+	  : EXIT_FAILURE);
+}
+
+int
+main (int argc, char **argv)
+{
+  const char *specified_mode = NULL;
+  int optc;
+  struct mkdir_options options;
+  options.make_ancestor_function = NULL;
+  options.mode = S_IRWXUGO;
+  options.mode_bits = 0;
+  options.created_directory_format = NULL;
+
+  initialize_main (&argc, &argv);
+  program_name = argv[0];
+  setlocale (LC_ALL, "");
+  bindtextdomain (PACKAGE, LOCALEDIR);
+  textdomain (PACKAGE);
+
+  atexit (close_stdout);
+
+  while ((optc = getopt_long (argc, argv, "pm:v", longopts, NULL)) != -1)
+    {
+      switch (optc)
+	{
+	case 'p':
+	  options.make_ancestor_function = make_ancestor;
+	  break;
+	case 'm':
+	  specified_mode = optarg;
+	  break;
+	case 'v': /* --verbose  */
+	  options.created_directory_format = _("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);
+    }
+
+  if (options.make_ancestor_function || specified_mode)
+    {
+      mode_t umask_value = umask (0);
+
+      options.ancestor_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));
+	  options.mode = mode_adjust (S_IRWXUGO, true, umask_value, change,
+				      &options.mode_bits);
+	  free (change);
+	}
+      else
+	options.mode = S_IRWXUGO & ~umask_value;
+    }
+
+  exit (savewd_process_files (argc - optind, argv + optind,
+			      process_dir, &options));
+}