libtool,ltmain.sh: revert execute mode dd optimization

See the bug for more info.

Version: 2.4.2-14
Resolves: #636045

libtool-2.4.2-dd-execute-mode.patch

@@ -1,43 +0,0 @@
-diff --git a/libltdl/config/ltmain.sh b/libltdl/config/ltmain.sh
-index 63ae69d..36625c7 100644
---- a/libltdl/config/ltmain.sh
-+++ b/libltdl/config/ltmain.sh
-@@ -82,6 +82,7 @@ PROGRAM=libtool
- PACKAGE=libtool
- VERSION=2.4.2
- TIMESTAMP=""
-+: ${DD=dd}
- package_revision=1.3337
- 
- # Be Bourne compatible
-@@ -1224,6 +1225,21 @@ func_enable_tag "$optarg"
- ##    Main.    ##
- ## ----------- ##
- 
-+# func_try_sizelim file n
-+# try to write at most the first N bytes from FILE to the standard output when
-+# possible, otherwise put whole file
-+func_try_sizelim ()
-+{
-+  if test -n "$DD"; then
-+    $DD if="$1" bs=$2 count=1 2>/dev/null
-+    if test $? -eq 127; then
-+      cat "$1" 2>/dev/null
-+    fi
-+  else
-+    cat "$1" 2>/dev/null
-+  fi
-+}
-+
- # func_lalib_p file
- # True iff FILE is a libtool `.la' library or `.lo' object file.
- # This function is only a basic sanity check; it will hardly flush out
-@@ -1231,7 +1247,7 @@ func_enable_tag "$optarg"
- func_lalib_p ()
- {
-     test -f "$1" &&
--      $SED -e 4q "$1" 2>/dev/null \
-+      func_try_sizelim "$1" 4096 | $SED -e 4q 2>/dev/null \
-         | $GREP "^# Generated by .*$PACKAGE" > /dev/null 2>&1
- }
- 

libtool.spec

@@ -3,7 +3,7 @@
 Summary: The GNU Portable Library Tool
 Name:    libtool
 Version: 2.4.2
-Release: 14%{?dist}
+Release: 15%{?dist}
 License: GPLv2+ and LGPLv2+ and GFDL
 URL:     http://www.gnu.org/software/libtool/
 Group:   Development/Tools
@@ -17,13 +17,6 @@ Patch1:  libtool-2.4.2-TEMPORARY-disable-gcj-tests.patch
 #    fixed in next release.
 Patch2:  libtool-2.4.2-tar-no-owner.patch
 
-# Do not hang too long on sed
-# ~> #636045
-# ~> Downstream (we don't care much about portability)
-# ~> upstream proposal:
-#    http://lists.gnu.org/archive/html/bug-libtool/2013-04/msg00005.html
-Patch3:  libtool-2.4.2-dd-execute-mode.patch
-
 Requires(post):  /sbin/install-info
 Requires(preun): /sbin/install-info
 
@@ -167,6 +160,9 @@ fi
 %{_libdir}/libltdl.so
 
 %changelog
+* Tue May 07 2013 Pavel Raiskup <praiskup@redhat.com> - 2.4.2-15
+- revert fix for #636045, thanks to Paolo Bonzini
+
 * Fri Apr 26 2013 Pavel Raiskup <praiskup@redhat.com> - 2.4.2-14
 - allow root to copy files into NFS in libtoolize (#740079)
 - pre-filter sed's input by dd (#636045)