improved follow.patch to better handle symlinks.

sed-4.1.5-follow.patch

@@ -71,10 +71,10 @@ diff -Burp sed-4.1.5-orig/lib/utils.c sed-4.1.5-follow/lib/utils.c
 +	    buf2 [err] = '\0';
 +
 +	  /* need to handle relative paths with care */
-+	  if (buf2[0] != '/')
++	  dir = dirname (buf);    // dir part of orig path
++	  int len = strlen (dir); // orig path len
++	  if (buf2[0] != '/' && len != 1 && dir[0] != '.')
 +	    {
-+	      dir = dirname (buf);    // dir part of orig path
-+	      int len = strlen (dir); // orig path len
 +	      buf[len] = '/';
 +	      strncpy (buf+len+1, buf2, bufsize - len - 1);
 +	      if (buf[bufsize-1] != 0)

sed.spec

@@ -6,7 +6,7 @@
 Summary: A GNU stream text editor
 Name: sed
 Version: 4.1.5
-Release: 10%{?dist}
+Release: 11%{?dist}
 License: GPLv2+
 Group: Applications/Text
 URL: http://sed.sourceforge.net/
@@ -70,6 +70,10 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_mandir}/man*/*
 
 %changelog
+* Thu Nov 13 2008 Jiri Moskovcak <jmoskovc@redhat.com> 4.1.5-11
+- improved follow.patch (thanks to Arkadiusz Miskiewicz for initial patch)
+- Resolves: #470912
+
 * Tue Feb 19 2008 Fedora Release Engineering <rel-eng@fedoraproject.org> - 4.1.5-10
 - Autorebuild for GCC 4.3