From: Paolo Bonzini <bonzini@gnu.org>
Date: Wed, 21 May 2003 19:04:41 +0000 (+0000)
Subject: * lib/m4sugar/m4sh.m4: protect RHS of AS_VAR_SET against expansion of
X-Git-Tag: AUTOCONF-2.57a~27
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f16c8d206e87a41e74f11da93165e95022cbc9eb;p=thirdparty%2Fautoconf.git

* lib/m4sugar/m4sh.m4: protect RHS of AS_VAR_SET against expansion of
quotes (it is delayed to after the eval).
---

diff --git a/ChangeLog b/ChangeLog
index 0df901039..1f30b33ae 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 8e9e85b38..a2f6b061e 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)