From f16c8d206e87a41e74f11da93165e95022cbc9eb Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <bonzini@gnu.org>
Date: Wed, 21 May 2003 19:04:41 +0000
Subject: [PATCH] * lib/m4sugar/m4sh.m4: protect RHS of AS_VAR_SET against
 expansion of quotes (it is delayed to after the eval).

---
 ChangeLog           | 5 +++++
 lib/m4sugar/m4sh.m4 | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 0df90103..1f30b33a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-05-21  Paolo Bonzini  <bonzini@gnu.org>
+
+	* lib/m4sugar/m4sh.m4 (AS_VAR_SET): Escape
+	the RHS before passing it to eval.
+
 2003-05-21  Akim Demaille  <akim@epita.fr>
 
 	* bin/autoupdate.in ($m4): Fix quotation.
diff --git a/lib/m4sugar/m4sh.m4 b/lib/m4sugar/m4sh.m4
index 8e9e85b3..a2f6b061 100644
--- a/lib/m4sugar/m4sh.m4
+++ b/lib/m4sugar/m4sh.m4
@@ -1006,7 +1006,7 @@ AS_REQUIRE([_AS_TR_CPP_PREPARE])dnl
 m4_define([AS_VAR_SET],
 [AS_LITERAL_IF([$1],
                [$1=$2],
-               [eval "$1=$2"])])
+               [eval "$1=AS_ESCAPE([$2])"])])
 
 
 # AS_VAR_GET(VARIABLE)