diff -up patch-2.6/Makefile.in.selinux patch-2.6/Makefile.in

--- patch-2.6/Makefile.in.selinux	2009-11-02 19:09:57.000000000 +0000

+++ patch-2.6/Makefile.in	2009-11-16 09:38:44.171021894 +0000

@@ -40,7 +40,7 @@ EXEEXT = @EXEEXT@

 LDFLAGS = @LDFLAGS@

 LIBOBJDIR = gl/lib/

 LIBOBJS = @LIBOBJS@ ${LIBOBJDIR}full-write$U.o

-LIBS = @LIBS@

+LIBS = @LIBS@ -lselinux

 OBJEXT = @OBJEXT@

 PACKAGE_NAME = @PACKAGE_NAME@

 PACKAGE_VERSION = @PACKAGE_VERSION@

diff -up patch-2.6/src/common.h.selinux patch-2.6/src/common.h

--- patch-2.6/src/common.h.selinux	2009-11-02 19:09:57.000000000 +0000

+++ patch-2.6/src/common.h	2009-11-16 09:38:12.579147244 +0000

@@ -32,6 +32,8 @@

 #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)

@@ -118,6 +120,7 @@ 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-2.6/src/inp.c.selinux patch-2.6/src/inp.c

--- patch-2.6/src/inp.c.selinux	2009-11-16 09:37:57.515147431 +0000

+++ patch-2.6/src/inp.c	2009-11-16 09:40:04.782022221 +0000

@@ -153,7 +153,20 @@ get_input_file (char const *filename, ch

     char *getbuf;

     if (inerrno == -1)

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

+      {

+	inerrno = stat (filename, &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

@@ -197,7 +210,7 @@ get_input_file (char const *filename, ch

 	    }

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

-				   &instat))

+				   &instat, &incontext))

 	      inerrno = 0;

 	    free (getbuf);

@@ -209,6 +222,7 @@ 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-2.6/src/patch.c.selinux patch-2.6/src/patch.c

--- patch-2.6/src/patch.c.selinux	2009-11-16 09:37:57.516146641 +0000

+++ patch-2.6/src/patch.c	2009-11-16 09:41:47.676147549 +0000

@@ -421,6 +421,21 @@ main (int argc, char **argv)

 			      /* Fails if we are not in group instat.st_gid.  */

 			      chown (outname, -1, instat.st_gid);

 			    }

+

+			  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));

+				}

+			    }

+

 			  /* FIXME: There may be other attributes to preserve.  */

 			}

 		    }

diff -up patch-2.6/src/pch.c.selinux patch-2.6/src/pch.c

--- patch-2.6/src/pch.c.selinux	2009-11-02 19:09:57.000000000 +0000

+++ patch-2.6/src/pch.c	2009-11-16 09:42:17.453147283 +0000

@@ -288,7 +288,12 @@ there_is_another_patch (bool need_header

 	    inname[t - buf - 1] = 0;

 	    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

@@ -662,7 +667,7 @@ intuit_diff_type (bool need_header)

 			  if (cs)

 			    {

 			      if (version_get (p_name[i], cs, false, readonly,

-					       getbuf, &st[i]))

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

 				stat_errno[i] = 0;

 			      else

 				version_controlled[i] = 0;

@@ -727,6 +732,7 @@ intuit_diff_type (bool need_header)

 	inerrno = stat_errno[i];

 	invc = version_controlled[i];

 	instat = st[i];

+	getfilecon (inname, &incontext);

       }

     return retval;

diff -up patch-2.6/src/util.c.selinux patch-2.6/src/util.c

--- patch-2.6/src/util.c.selinux	2009-11-02 19:09:57.000000000 +0000

+++ patch-2.6/src/util.c	2009-11-16 09:40:27.472147644 +0000

@@ -574,7 +574,8 @@ version_controller (char const *filename

    Return true if successful.  */

 bool

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

-	     char const *getbuf, struct stat *filestat)

+	     char const *getbuf, struct stat *filestat,

+	     security_context_t *filecontext)

 {

   if (patch_get < 0)

     {

@@ -599,6 +600,13 @@ 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-2.6/src/util.h.selinux patch-2.6/src/util.h

--- patch-2.6/src/util.h.selinux	2009-11-02 19:09:57.000000000 +0000

+++ patch-2.6/src/util.h	2009-11-16 09:42:48.750148164 +0000

@@ -51,7 +51,7 @@ char *fetchname (char *, int, char **, t

 char *savebuf (char const *, size_t);

 char *savestr (char const *);

 char const *version_controller (char const *, bool, struct stat const *, char **, char **);

-bool version_get (char const *, char const *, bool, bool, char const *, struct stat *);

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

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

 int systemic (char const *);

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