From f28ec8da8c08a90b19c85ceef0ee717c886d7841 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 13 Jun 2013 12:30:24 +0000
Subject: no alternate value expansion

* configure.in (opt-dir), tool/ifchange: get rid of "alternate value"
  expansion for legacy sh.  [ruby-dev:47420] [Bug #8524]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41280 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 2aea00a169..3b17c0fc37 100644
--- a/configure.in
+++ b/configure.in
@@ -2625,8 +2625,10 @@ AC_ARG_WITH(opt-dir,
 			sed "s/^x *//;s${IFS}"'%1\\$-s'"${IFS}${dir}/lib${IFS}g;s${IFS}%s${IFS}${dir}/lib${IFS}g"
 		    done | tr '\012' ' '`
 		LDFLAGS_OPTDIR="$val"
-		LDFLAGS="$LDFLAGS${LDFLAGS:+ }$val"
-		DLDFLAGS="$DLDFLAGS${DLDFLAGS:+ }$val"
+		test x"${LDFLAGS}" = x || LDFLAGS="$LDFLAGS "
+		LDFLAGS="$LDFLAGS$val"
+		test x"${DLDFLAGS}" = x || DLDFLAGS="$DLDFLAGS "
+		DLDFLAGS="$DLDFLAGS$val"
 	])
 
 AS_CASE(["$target_cpu-$target_os"],
-- 
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