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authorYang Tse <yangsita@gmail.com>2013-01-25 13:22:43 (GMT)
committerYang Tse <yangsita@gmail.com>2013-01-25 13:22:43 (GMT)
commit0110c7f6eed0b4877577b3fe52018bb43e6ee583 (patch)
tree8fb86e565ecb4c6a4a0744ee52c5829a13170f2e
parent44635a5ec0a4b99e4cb8f53d27f4b7fdb0fd24a6 (diff)
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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
-rw-r--r--m4/zz40-xc-ovr.m410
1 files changed, 5 insertions, 5 deletions
diff --git a/m4/zz40-xc-ovr.m4 b/m4/zz40-xc-ovr.m4
index 14cb036..e4c4641 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