From 4425e21343f532cc9bc3d36b77189a20807c2d37 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 15 May 2013 07:52:53 +0000
Subject: configure.in: escape

* configure.in (unexpand_shvar): escape $.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40756 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 3afd4fd2c0..5a4de3260d 100644
--- a/configure.in
+++ b/configure.in
@@ -3518,13 +3518,13 @@ unexpand_shvar() {
     test "$#" -eq 0 && return
     for n do
         eval v='"$'$n'"'
-	v="`echo \"$v\" | sed -e ['s/${[^${}\"]*}/\"&\"/g'] -e ['s/[][$|.\\?*]/\\\\&/g']`"
+	v="`echo \"$v\" | sed -e ['s/\${[^${}\"]*}/\"&\"/g'] -e ['s/[][$|.\\?*]/\\\\&/g']`"
 	if test -n "$v"; then
 	    expr=["${expr};s|"'\("[^$"]*\)'"$v|\\1\${$n}\"|g"]
 	    AS_CASE(["$v"], [*'${'*'}'*], [expr=["$expr;s|$v|\"\${$n}\"|g"]])
 	fi
     done
-    expr=['s/${[^${}"]*}/"&"/g;'"${expr};"'s/"\(\${[^${}"]*}\)"/\1/g']
+    expr=['s/\${[^${}"]*}/"&"/g;'"${expr};"'s/"\(\${[^${}"]*}\)"/\1/g']
     eval $var='"`echo \"\\\"${'$var'}\\\"\" | sed \"$expr;s/\\\"//g\"`"'
 }
 
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