diff options
| author | Yang Tse <yangsita@gmail.com> | 2013-01-25 00:44:11 +0100 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2013-01-25 00:48:04 +0100 |
| commit | 2bfb8b60809eca003dc3e3fb2697b576c074ec18 (patch) | |
| tree | 2e674edf7fc206ce0b50e991e525336681813226 /m4/zz40-xc-ovr.m4 | |
| parent | fda0f14f7391d29dda8af1c0421f8f9bd85e31d2 (diff) | |
| download | curl-2bfb8b60809eca003dc3e3fb2697b576c074ec18.tar.gz | |
zz40-xc-ovr.m4: parentheses balancing of 'case' statements
m4 quadrigraph shell comment technique allows proper autoconf
parentheses balancing in shell 'case' statements. The presence
of unbalanced parentheses may otherwise trigger expansion bugs.
Diffstat (limited to 'm4/zz40-xc-ovr.m4')
| -rw-r--r-- | m4/zz40-xc-ovr.m4 | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/m4/zz40-xc-ovr.m4 b/m4/zz40-xc-ovr.m4 index a68278696..9070dceaf 100644 --- a/m4/zz40-xc-ovr.m4 +++ b/m4/zz40-xc-ovr.m4 @@ -60,7 +60,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_CMD_ECHO], xc_tst_str='unknown' (`echo "$xc_tst_str" >/dev/null 2>&1`) && xc_tst_str='success' -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( xsuccess) : ;; @@ -88,7 +88,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_CMD_TEST], xc_tst_str='unknown' (`test -n "$xc_tst_str" >/dev/null 2>&1`) && xc_tst_str='success' -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( xsuccess) : ;; @@ -115,7 +115,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_VAR_PATH], xc_tst_str='unknown' (`test -n "$PATH" >/dev/null 2>&1`) && xc_tst_str='success' -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( xsuccess) : ;; @@ -142,7 +142,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_CMD_EXPR], xc_tst_str='unknown' xc_tst_str=(`expr "$xc_tst_str" : '.*' 2>/dev/null`) -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( x7) : ;; @@ -174,7 +174,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_UTIL_SED], xc_tst_str='unknown' xc_tst_str=(`echo "$xc_tst_str" 2>/dev/null \ | sed -e 's:unknown:success:' 2>/dev/null`) -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( xsuccess) : ;; @@ -206,7 +206,7 @@ AC_DEFUN([_XC_CFG_PRE_BASIC_CHK_UTIL_GREP], xc_tst_str='unknown' (`echo "$xc_tst_str" 2>/dev/null \ | grep 'unknown' >/dev/null 2>&1`) && xc_tst_str='success' -case "x$xc_tst_str" in +case "x$xc_tst_str" in @%:@(( xsuccess) : ;; |