From: Andreas Schwab <schwab@linux-m68k.org>
Date: Wed, 18 Jul 2012 20:23:14 +0000 (+0200)
Subject: general: Sanitize IFS in EXIT trap
X-Git-Tag: v2.69b~221
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2738235a0ce6ad225621474ef0d0c21c5095c177;p=thirdparty%2Fautoconf.git

general: Sanitize IFS in EXIT trap

IFS may be modified temporarily when the configure script receives a
signal.  Make sure the EXIT trap uses the standard value.

* lib/autoconf/general.m4: Sanitize IFS in trap.
* THANKS: Update.

Copyright-paperwork-exempt: Yes
---

diff --git a/THANKS b/THANKS
index 8682c87e..d90237d4 100644
--- a/THANKS
+++ b/THANKS
@@ -33,7 +33,7 @@ Anders Kaseorg              andersk@MIT.EDU
 Andreas Buening             andreas.buening@nexgo.de
 Andreas Jaeger              aj@suse.de
 Andreas Schott              schott@rzg.mpg.de
-Andreas Schwab              schwab@issan.informatik.uni-dortmund.de
+Andreas Schwab              schwab@linux-m68k.org
 Andreas Waechter            andreasw@watson.ibm.com
 Andrej Borsenkow            borsenkow.msk@sni.de
 Andrew Belov                ?
diff --git a/lib/autoconf/general.m4 b/lib/autoconf/general.m4
index adfae1db..d06fdf5a 100644
--- a/lib/autoconf/general.m4
+++ b/lib/autoconf/general.m4
@@ -1266,6 +1266,8 @@ AS_UNSET(ac_configure_args1)
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo