From c738cdc0f0bbe21dc5551cc5d5e7979682efa533 Mon Sep 17 00:00:00 2001
From: truelight <truelight@openttd.org>
Date: Tue, 27 Mar 2007 13:56:18 +0000
Subject: [PATCH] (svn r9504) [Config] -Fix r9340: somehow a -n got mixed up
 with a -z (tnx glx)

---
 configure | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 3e96ae6456..8ec90b75a9 100755
--- a/configure
+++ b/configure
@@ -3,7 +3,10 @@
 CONFIGURE_EXECUTABLE="$_"
 # On *nix systems those two are equal when ./configure is done
 if [ "$0" != "$CONFIGURE_EXECUTABLE" ]; then
-	if [ -z "`echo $CONFIGURE_EXECUTABLE | grep make`" ]; then
+	# On some systems, when ./configure is triggered from 'make'
+	#  the $_ is filled with 'make'. So if that is true, skip 'make'
+	#  and use $0 (and hope that is correct ;))
+	if [ -n "`echo $CONFIGURE_EXECUTABLE | grep make`" ]; then
 		CONFIGURE_EXECUTABLE="$0"
 	else
 		CONFIGURE_EXECUTABLE="$CONFIGURE_EXECUTABLE $0"