From: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Date: Sun, 28 Aug 2005 15:34:19 +0000 (+0000)
Subject: * libltdl/config/ltmain.m4sh (func_lalib_unsafe_p) [osf]:
X-Git-Tag: release-2-1b~550
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e5a53b3a08a55374ca1c52c7b862e1012fe2b98;p=thirdparty%2Flibtool.git

* libltdl/config/ltmain.m4sh (func_lalib_unsafe_p) [osf]:
Save file descriptor to original STDIN, and restore after
redirection.  Fixes memory corruption with Tru64 and OSF sh.
Reported by Nicolas Joly <njoly@pasteur.fr>.
---

diff --git a/ChangeLog b/ChangeLog
index eb7a07390..bff759e63 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,12 @@
-2005-08-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+2005-08-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>,
+	    Gary V. Vaughan <gary@gnu.org>
+
+	* libltdl/config/ltmain.m4sh (func_lalib_unsafe_p) [osf]:
+	Save file descriptor to original STDIN, and restore after
+	redirection.  Fixes memory corruption with Tru64 and OSF sh.
+	Reported by Nicolas Joly <njoly@pasteur.fr>.
+
+2005-08-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>,
 	    Peter Ekberg  <peda@lysator.liu.se>
 
 	* tests/early-libtool.at: Fix goofed up make rules in
diff --git a/libltdl/config/ltmain.m4sh b/libltdl/config/ltmain.m4sh
index 17fe229f8..a855fa188 100644
--- a/libltdl/config/ltmain.m4sh
+++ b/libltdl/config/ltmain.m4sh
@@ -603,7 +603,7 @@ func_lalib_p ()
 func_lalib_unsafe_p ()
 {
     lalib_p=no
-    if test -r "$1" && exec <"$1"; then
+    if test -r "$1" && exec 5<&1 <"$1"; then
 	for lalib_p_l in 1 2 3 4
 	do
 	    read lalib_p_line
@@ -611,7 +611,7 @@ func_lalib_unsafe_p ()
 		\#\ Generated\ by\ *$PACKAGE* ) lalib_p=yes; break;;
 	    esac
 	done
-	exec <&-
+	exec 1<&5 5<&-
     fi
     test "$lalib_p" = yes
 }