From 301fbaf431677b9be8a7fc279ac1f73d133e7578 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Wed, 31 Jan 2007 23:59:46 +0100
Subject: mkdir: Accept new "-Z, --context=C" option.

* src/mkdir.c: Include <selinux/selinux.h>.
(main): Honor it.
* src/Makefile.am (mkdir_LDADD): Use $(LIB_SELINUX).
---
 src/Makefile.am |  1 +
 src/mkdir.c     | 18 ++++++++++++++++--
 2 files changed, 17 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Makefile.am b/src/Makefile.am
index c999c6e1b..473b7f7d0 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -63,6 +63,7 @@ LDADD = ../lib/libcoreutils.a $(LIBINTL) ../lib/libcoreutils.a
 chcon_LDADD = $(LDADD) $(LIB_SELINUX)
 cp_LDADD = $(LDADD) $(LIB_EACCESS) $(LIB_SELINUX)
 ginstall_LDADD = $(LDADD) $(LIB_EACCESS) $(LIB_SELINUX)
+mkdir_LDADD = $(LDADD) $(LIB_SELINUX)
 mv_LDADD = $(LDADD) $(LIB_EACCESS) $(LIB_SELINUX)
 pathchk_LDADD = $(LDADD) $(LIB_EACCESS)
 rm_LDADD = $(LDADD) $(LIB_EACCESS)
diff --git a/src/mkdir.c b/src/mkdir.c
index 0db72415e..b85186540 100644
--- a/src/mkdir.c
+++ b/src/mkdir.c
@@ -1,5 +1,5 @@
 /* mkdir -- make directories
-   Copyright (C) 90, 1995-2002, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 90, 1995-2002, 2004-2007 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
@@ -21,6 +21,7 @@
 #include <stdio.h>
 #include <getopt.h>
 #include <sys/types.h>
+#include <selinux/selinux.h>
 
 #include "system.h"
 #include "error.h"
@@ -40,6 +41,7 @@ char *program_name;
 
 static struct option const longopts[] =
 {
+  {GETOPT_SELINUX_CONTEXT_OPTION_DECL},
   {"mode", required_argument, NULL, 'm'},
   {"parents", no_argument, NULL, 'p'},
   {"verbose", no_argument, NULL, 'v'},
@@ -68,6 +70,8 @@ Mandatory arguments to long options are mandatory for short options too.\n\
   -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\
+  -Z, --context=CTX  set the SELinux security context of each created\n\
+                      directory to CTX\n\
 "), stdout);
       fputs (HELP_OPTION_DESCRIPTION, stdout);
       fputs (VERSION_OPTION_DESCRIPTION, stdout);
@@ -140,7 +144,9 @@ main (int argc, char **argv)
 {
   const char *specified_mode = NULL;
   int optc;
+  security_context_t scontext = NULL;
   struct mkdir_options options;
+
   options.make_ancestor_function = NULL;
   options.mode = S_IRWXUGO;
   options.mode_bits = 0;
@@ -154,7 +160,7 @@ main (int argc, char **argv)
 
   atexit (close_stdout);
 
-  while ((optc = getopt_long (argc, argv, "pm:v", longopts, NULL)) != -1)
+  while ((optc = getopt_long (argc, argv, "pm:vZ:", longopts, NULL)) != -1)
     {
       switch (optc)
 	{
@@ -167,6 +173,9 @@ main (int argc, char **argv)
 	case 'v': /* --verbose  */
 	  options.created_directory_format = _("created directory %s");
 	  break;
+	case 'Z':
+	  scontext = optarg;
+	  break;
 	case_GETOPT_HELP_CHAR;
 	case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
 	default:
@@ -180,6 +189,11 @@ main (int argc, char **argv)
       usage (EXIT_FAILURE);
     }
 
+  if (scontext && setfscreatecon (scontext) < 0)
+    error (EXIT_FAILURE, errno,
+	   _("failed to set default file creation context to %s"),
+	   quote (optarg));
+
   if (options.make_ancestor_function || specified_mode)
     {
       mode_t umask_value = umask (0);
-- 
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