From: Nick Bowler <nbowler@draconx.ca>
Date: Thu, 19 Mar 2009 03:22:05 +0000 (-0400)
Subject: Avoid use of test -z in PKG_CHECK_VAR.
X-Git-Url: https://git.draconx.ca/gitweb/aspectbin.git/commitdiff_plain/44752d300771809abd96f65a88fd7885ac2b2123

Avoid use of test -z in PKG_CHECK_VAR.
---

diff --git a/m4/pkgvar.m4 b/m4/pkgvar.m4
index 20a9a6a..b4e09ee 100644
--- a/m4/pkgvar.m4
+++ b/m4/pkgvar.m4
@@ -10,13 +10,13 @@ See the pkg-config man page for more details.])
 
 pkg_fail=no
 AC_MSG_CHECKING([for $3])
-if test -z "$[]m4_toupper([$1][_$2])"; then
+if test x"$[]m4_toupper([$1][_$2])" = x; then
 	_PKG_CONFIG([$1][_$2], [variable=$2], [$4])
 else
 	pkg_cv_$1[]_$2="$[]m4_toupper([$1][_$2])"
 fi
 
-if test -z "[$pkg_cv_$1][_$2]"; then
+if test x"[$pkg_cv_$1][_$2]" = x; then
 	if test $pkg_failed = yes; then
 		_PKG_SHORT_ERRORS_SUPPORTED
 		if test $_pkg_short_errors_supported = yes; then