diff -up patch-2.5.4/common.h.selinux patch-2.5.4/common.h

--- patch-2.5.4/common.h.selinux	1999-08-30 07:20:08.000000000 +0100

+++ patch-2.5.4/common.h	2009-02-17 15:33:13.000000000 +0000

@@ -39,6 +39,8 @@

 #include <sys/types.h>

 #include <time.h>

+#include <selinux/selinux.h>

+

 #include <sys/stat.h>

 #if ! defined S_ISDIR && defined S_IFDIR

 # define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)

@@ -168,6 +170,7 @@ XTERN char *outfile;

 XTERN int inerrno;

 XTERN int invc;

 XTERN struct stat instat;

+XTERN security_context_t incontext;

 XTERN bool dry_run;

 XTERN bool posixly_correct;

diff -up patch-2.5.4/inp.c.selinux patch-2.5.4/inp.c

--- patch-2.5.4/inp.c.selinux	2009-02-17 15:33:13.000000000 +0000

+++ patch-2.5.4/inp.c	2009-02-17 15:33:13.000000000 +0000

@@ -154,7 +154,20 @@ get_input_file (char const *filename, ch

     char *getbuf;

     if (inerrno == -1)

-      inerrno = stat (inname, &instat) == 0 ? 0 : errno;

+      {

+	inerrno = stat (inname, &instat) == 0 ? 0 : errno;

+	if (inerrno == 0)

+	  {

+	    inerrno = getfilecon (inname, &incontext) == -1 ? errno : 0;

+	    if (inerrno == ENODATA || inerrno == ENOTSUP)

+	      {

+		inerrno = 0;

+		incontext = NULL;

+	      }

+	  }

+	else

+	  incontext = NULL;

+      }

     /* Perhaps look for RCS or SCCS versions.  */

     if (patch_get

@@ -196,7 +209,7 @@ get_input_file (char const *filename, ch

 	    }

 	    if (cs && version_get (filename, cs, ! inerrno, elsewhere, getbuf,

-				   &instat))

+				   &instat, &incontext))

 	      inerrno = 0;

 	    free (getbuf);

@@ -213,6 +226,7 @@ get_input_file (char const *filename, ch

       {

 	instat.st_mode = S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH;

 	instat.st_size = 0;

+	incontext = NULL;

       }

     else if (! S_ISREG (instat.st_mode))

       fatal ("File %s is not a regular file -- can't patch",

diff -up patch-2.5.4/Makefile.in.selinux patch-2.5.4/Makefile.in

--- patch-2.5.4/Makefile.in.selinux	1999-08-30 07:37:54.000000000 +0100

+++ patch-2.5.4/Makefile.in	2009-02-17 15:33:13.000000000 +0000

@@ -36,7 +36,7 @@ DEFS = @DEFS@

 EXEEXT = @EXEEXT@

 LDFLAGS = @LDFLAGS@

 LIBOBJS = @LIBOBJS@

-LIBS = @LIBS@

+LIBS = @LIBS@ -lselinux

 PACKAGE = @PACKAGE@

 U = @U@

 VERSION = @VERSION@

diff -up patch-2.5.4/patch.c.selinux patch-2.5.4/patch.c

--- patch-2.5.4/patch.c.selinux	2009-02-17 15:33:13.000000000 +0000

+++ patch-2.5.4/patch.c	2009-02-17 15:34:42.000000000 +0000

@@ -414,6 +414,16 @@ main (int argc, char **argv)

 		  if (! inerrno && chmod (outname, instat.st_mode) != 0)

 		    pfatal ("Can't set permissions on file %s",

 			    quotearg (outname));

+		  if (! inerrno && incontext) {

+			  security_context_t outcontext;

+			  if (! getfilecon (outname, &outcontext) && outcontext &&

+			      strcmp(outcontext, incontext) && 

+			      setfilecon (outname, incontext) != 0) {

+				  if (errno != ENOTSUP && errno != EPERM)

+					  pfatal ("Can't set security context on file %s",

+						  quotearg (outname));

+			  }

+		  }

 		}

 	    }

       }

diff -up patch-2.5.4/pch.c.selinux patch-2.5.4/pch.c

--- patch-2.5.4/pch.c.selinux	2009-02-17 15:33:13.000000000 +0000

+++ patch-2.5.4/pch.c	2009-02-17 15:33:13.000000000 +0000

@@ -258,7 +258,12 @@ there_is_another_patch (void)

 	  {

 	    if (stat (inname, &instat) == 0)

 	      {

-		inerrno = 0;

+		inerrno = getfilecon (inname, &incontext) == -1 ? errno : 0;

+		if (inerrno == ENODATA || inerrno == ENOTSUP)

+		  {

+		    inerrno = 0;

+		    incontext = NULL;

+		  }

 		invc = -1;

 	      }

 	    else

@@ -573,7 +578,7 @@ intuit_diff_type (void)

 			  if (cs)

 			    {

 			      if (version_get (name[i], cs, 0, readonly,

-					       getbuf, &st[i]))

+					       getbuf, &st[i], NULL))

 				stat_errno[i] = 0;

 			      else

 				version_controlled[i] = 0;

@@ -641,6 +646,7 @@ intuit_diff_type (void)

 	inerrno = stat_errno[i];

 	invc = version_controlled[i];

 	instat = st[i];

+	getfilecon (inname, &incontext);

       }

     for (i = OLD;  i <= INDEX;  i++)

diff -up patch-2.5.4/util.c.selinux patch-2.5.4/util.c

--- patch-2.5.4/util.c.selinux	2009-02-17 15:33:13.000000000 +0000

+++ patch-2.5.4/util.c	2009-02-17 15:33:13.000000000 +0000

@@ -375,7 +375,8 @@ version_controller (char const *filename

    Return nonzero if successful.  */

 int

 version_get (char const *filename, char const *cs, int exists, int readonly,

-	     char const *getbuf, struct stat *filestat)

+	     char const *getbuf, struct stat *filestat,

+	     security_context_t *filecontext)

 {

   if (patch_get < 0)

     {

@@ -400,6 +401,13 @@ version_get (char const *filename, char 

 	fatal ("Can't get file %s from %s", quotearg (filename), cs);

       if (stat (filename, filestat) != 0)

 	pfatal ("%s", quotearg (filename));

+      if (filecontext && getfilecon (filename, filecontext) == -1)

+	{

+	  if (errno == ENODATA || errno == ENOTSUP)

+	    *filecontext = NULL;

+	  else

+	    pfatal ("%s", quotearg (filename));

+	}

     }

   return 1;

diff -up patch-2.5.4/util.h.selinux patch-2.5.4/util.h

--- patch-2.5.4/util.h.selinux	1999-08-30 07:20:08.000000000 +0100

+++ patch-2.5.4/util.h	2009-02-17 15:33:13.000000000 +0000

@@ -21,7 +21,7 @@ char *fetchname PARAMS ((char *, int, ti

 char *savebuf PARAMS ((char const *, size_t));

 char *savestr PARAMS ((char const *));

 char const *version_controller PARAMS ((char const *, int, struct stat const *, char **, char **));

-int version_get PARAMS ((char const *, char const *, int, int, char const *, struct stat *));

+int version_get PARAMS ((char const *, char const *, int, int, char const *, struct stat *, security_context_t *));

 int create_file PARAMS ((char const *, int, mode_t));

 int systemic PARAMS ((char const *));

 char *format_linenum PARAMS ((char[LINENUM_LENGTH_BOUND + 1], LINENUM));