const or not const that is the question, whether we're on mac or on a different system; refs #22

qt/makefile

@@ -1,4 +1,5 @@
 QT=$(shell ls -1 | sed -n 's/\(qt-.*\)\.tar\.gz/\1/p')
+PREFIX=/usr/local/trolltech/qt
 
 all: build-lin32 build
 
@@ -6,6 +7,7 @@ maintainer-clean: clean
 	-rm -rf ${QT} ${QT}-lin32
 
 install: install-lin32
+	rm -rf ${PREFIX}
 	cd ${QT} && make install
 
 ${QT}: ${QT}.tar.gz
@@ -14,10 +16,11 @@ ${QT}: ${QT}.tar.gz
 
 build: ${QT}
 	-cd $< && make confclean
-	cd $< && (echo "yes" | ./configure -opensource -prefix /usr/local/trolltech/qt)
+	cd $< && (echo "yes" | ./configure -opensource -prefix ${PREFIX})
 	cd $< && make
 
 install-lin32:
+	rm -rf ${PREFIX}-32bit
 	cd ${QT}-lin32 && make install
 
 ${QT}-lin32: ${QT}
@@ -25,7 +28,7 @@ ${QT}-lin32: ${QT}
 
 build-lin32: ${QT}-lin32
 	-cd $< && make confclean
-	cd $< && (echo "yes" | ./configure -opensource -platform linux-g++-32 -prefix /usr/local/trolltech/qt-32bit)
+	cd $< && (echo "yes" | ./configure -opensource -platform linux-g++-32 -prefix ${PREFIX}-32bit)
 	cd $< && make
 
 .PHONY: maintainer-clean all build install  build-lin32 install-lin32