From a76ea8b79aee7e934761149512d166fa52b53ae7 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Fri, 25 Jan 2013 14:15:08 +0100
Subject: zz40-xc-ovr.m4: fix variable assignment of subshell output bashism

Tor Arntsen analyzed and reported the issue.

URL: http://curl.haxx.se/mail/lib-2013-01/0306.html
---
 m4/zz40-xc-ovr.m4 | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'm4')

diff --git a/m4/zz40-xc-ovr.m4 b/m4/zz40-xc-ovr.m4
index 14cb0364b..e4c46415a 100644
--- a/m4/zz40-xc-ovr.m4
+++ b/m4/zz40-xc-ovr.m4
@@ -151,7 +151,7 @@ AC_REQUIRE([_XC_CFG_PRE_BASIC_CHK_VAR_PATH])dnl
 #
 
 xc_tst_str='unknown'
-xc_tst_str=(`expr "$xc_tst_str" : '.*' 2>/dev/null`)
+xc_tst_str=`expr "$xc_tst_str" : '.*' 2>/dev/null`
 case "x$xc_tst_str" in @%:@((
   x7)
     :
@@ -187,8 +187,8 @@ AC_REQUIRE([_XC_CFG_PRE_BASIC_CHK_CMD_EXPR])dnl
 #
 
 xc_tst_str='unknown'
-xc_tst_str=(`echo "$xc_tst_str" 2>/dev/null \
-  | sed -e 's:unknown:success:' 2>/dev/null`)
+xc_tst_str=`echo "$xc_tst_str" 2>/dev/null \
+  | sed -e 's:unknown:success:' 2>/dev/null`
 case "x$xc_tst_str" in @%:@((
   xsuccess)
     :
@@ -275,7 +275,7 @@ for xc_tst_dir in $PATH; do
   xc_tst_dirs_col="x$xc_tst_dirs_col"
 done
 IFS=$xc_tst_prev_IFS
-xc_tst_dirs_col=(`expr "$xc_tst_dirs_col" : '.*'`)
+xc_tst_dirs_col=`expr "$xc_tst_dirs_col" : '.*'`
 
 # Directory count in 'PATH' when using a semicolon separator.
 xc_tst_dirs_sem='x'
@@ -285,7 +285,7 @@ for xc_tst_dir in $PATH; do
   xc_tst_dirs_sem="x$xc_tst_dirs_sem"
 done
 IFS=$xc_tst_prev_IFS
-xc_tst_dirs_sem=(`expr "$xc_tst_dirs_sem" : '.*'`)
+xc_tst_dirs_sem=`expr "$xc_tst_dirs_sem" : '.*'`
 
 if test $xc_tst_dirs_sem -eq $xc_tst_dirs_col; then
   # When both counting methods give the same result we do not want to
-- 
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