ash: eval: Add assignment built-in support again

[oweals/busybox.git] / coreutils / mkdir.c

diff --git a/coreutils/mkdir.c b/coreutils/mkdir.c
index b42899a4a890180a16eeb901f4f6ec3b2e12a25b..0ee1d1f72fb0f8cfd3b25d6e6568852885e44bbe 100644 (file)
--- a/coreutils/mkdir.c
+++ b/coreutils/mkdir.c
@@ -1,83 +1,103 @@
+/* vi: set sw=4 ts=4: */
 /*
  * Mini mkdir implementation for busybox
  *
- * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
+ * Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu>
  *
- * 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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+/* Mar 16, 2003      Manuel Novoa III   (mjn3@codepoet.org)
  *
+ * Fixed broken permission setting when -p was used; especially in
+ * conjunction with -m.
  */
+/* Nov 28, 2006      Yoshinori Sato <ysato@users.sourceforge.jp>: Add SELinux Support.
+ */
+//config:config MKDIR
+//config:      bool "mkdir (4.5 kb)"
+//config:      default y
+//config:      help
+//config:      mkdir is used to create directories with the specified names.
 
-#include "internal.h"
-#include <stdio.h>
-#include <errno.h>
-#include <sys/param.h>
-
-const char mkdir_usage[] = "Usage: mkdir [OPTION] DIRECTORY...\n"
-"Create the DIRECTORY(ies), if they do not already exist\n\n"
-"-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
-"-p\tno error if existing, make parent directories as needed\n";
+//applet:IF_MKDIR(APPLET_NOFORK(mkdir, mkdir, BB_DIR_BIN, BB_SUID_DROP, mkdir))
 
+//kbuild:lib-$(CONFIG_MKDIR) += mkdir.o
 
-static int parentFlag = FALSE;
-static int permFlag = FALSE;
-static mode_t mode = 0777;
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/mkdir.html */
 
+//usage:#define mkdir_trivial_usage
+//usage:       "[OPTIONS] DIRECTORY..."
+//usage:#define mkdir_full_usage "\n\n"
+//usage:       "Create DIRECTORY\n"
+//usage:     "\n       -m MODE Mode"
+//usage:     "\n       -p      No error if exists; make parent directories as needed"
+//usage:       IF_SELINUX(
+//usage:     "\n       -Z      Set security context"
+//usage:       )
+//usage:
+//usage:#define mkdir_example_usage
+//usage:       "$ mkdir /tmp/foo\n"
+//usage:       "$ mkdir /tmp/foo\n"
+//usage:       "/tmp/foo: File exists\n"
+//usage:       "$ mkdir /tmp/foo/bar/baz\n"
+//usage:       "/tmp/foo/bar/baz: No such file or directory\n"
+//usage:       "$ mkdir -p /tmp/foo/bar/baz\n"
 
-extern int mkdir_main(int argc, char **argv)
-{
-    argc--;
-    argv++;
+#include "libbb.h"
 
-    /* Parse any options */
-    while (argc > 1 && **argv == '-') {
-       while (*++(*argv))
-           switch (**argv) {
-           case 'm':
-               permFlag = TRUE;
-               break;
-           case 'p':
-               parentFlag = TRUE;
-               break;
-           default:
-               usage( mkdir_usage);
-           }
-       argc--;
-       argv++;
-    }
+/* This is a NOFORK applet. Be very careful! */
 
+int mkdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int mkdir_main(int argc UNUSED_PARAM, char **argv)
+{
+       long mode = -1;
+       int status = EXIT_SUCCESS;
+       int flags = 0;
+       unsigned opt;
+       char *smode;
+#if ENABLE_SELINUX
+       security_context_t scontext;
+#endif
 
-    if (argc < 1) {
-       usage( mkdir_usage);
-    }
-
-    while (--argc > 0) {
-       struct stat statBuf;
-       if (stat(*(++argv), &statBuf) != ENOENT) {
-           fprintf(stderr, "%s: File exists\n", *argv);
-           return( FALSE);
+       opt = getopt32long(argv, "m:pv" IF_SELINUX("Z:"),
+                       "mode\0"    Required_argument "m"
+                       "parents\0" No_argument       "p"
+# if ENABLE_SELINUX
+                       "context\0" Required_argument "Z"
+# endif
+# if ENABLE_FEATURE_VERBOSE
+                       "verbose\0" No_argument       "v"
+# endif
+                       , &smode IF_SELINUX(,&scontext)
+       );
+       if (opt & 1) {
+               mode_t mmode = bb_parse_mode(smode, 0777);
+               if (mmode == (mode_t)-1) {
+                       bb_error_msg_and_die("invalid mode '%s'", smode);
+               }
+               mode = mmode;
        }
-       if (parentFlag == TRUE)
-           createPath(*argv, mode);
-       else { 
-           if (mkdir (*argv, mode) != 0) {
-               perror(*argv);
-               exit( FALSE);
-           }
+       if (opt & 2)
+               flags |= FILEUTILS_RECUR;
+       if ((opt & 4) && FILEUTILS_VERBOSE)
+               flags |= FILEUTILS_VERBOSE;
+#if ENABLE_SELINUX
+       if (opt & 8) {
+               selinux_or_die();
+               setfscreatecon_or_die(scontext);
        }
-    }
-    exit( TRUE);
-}
+#endif
 
+       argv += optind;
+       if (!argv[0])
+               bb_show_usage();
 
+       do {
+               if (bb_make_directory(*argv, mode, flags)) {
+                       status = EXIT_FAILURE;
+               }
+       } while (*++argv);
+
+       return status;
+}