build system patch for OpenCSG-1.3.2 for Mac OS X

patches/OpenCSG-1.3.2-MacOSX-port.patch

@@ -0,0 +1,70 @@
+diff --git a/example/example.pro b/example/example.pro
+index 8891a28..5cb5e81 100644
+--- a/example/example.pro
++++ b/example/example.pro
+@@ -2,9 +2,16 @@ TEMPLATE	= app
+ TARGET		= opencsgexample
+ 
+ CONFIG	 	+= opengl warn_on release
+-INCLUDEPATH += ../glew/include ../include
+-
+-LIBS        += -L../lib -lopencsg -lglut -L../glew/lib -lGLEW
++INCLUDEPATH     += ../include
++LIBS            += -L../lib -lopencsg -lGLEW
++macx {
++  INCLUDEPATH   += /opt/local/include
++  LIBS          += -framework GLUT -L/opt/local/lib
++}
++else {
++  INCLUDEPATH   += ../glew/include
++  LIBS          += -lglut -L../glew/lib
++}
+ 
+ HEADERS		= displaylistPrimitive.h
+ SOURCES		= displaylistPrimitive.cpp main.cpp
+diff --git a/opencsg.pro b/opencsg.pro
+index b56e622..5cf2d6d 100644
+--- a/opencsg.pro
++++ b/opencsg.pro
+@@ -1,2 +1,2 @@
+ TEMPLATE = subdirs
+-SUBDIRS  = src example
++SUBDIRS  = src
+diff --git a/src/src.pro b/src/src.pro
+index 4843a12..04d3f4d 100644
+--- a/src/src.pro
++++ b/src/src.pro
+@@ -1,10 +1,31 @@
+ TEMPLATE	= lib
+ TARGET		= opencsg
+ VERSION     = 1.3.2
+-DESTDIR     = ../lib
+ 
+ CONFIG		+= opengl warn_on release
+-INCLUDEPATH += ../include ../glew/include ../
++INCLUDEPATH += ../include ../
++
++# Optionally specify deployment location using the 
++# MACOSX_DEPLOY_DIR env. variable
++DEPLOYDIR = $$(MACOSX_DEPLOY_DIR)
++
++!isEmpty(DEPLOYDIR) {
++  message("Deploy")
++  INSTALLDIR     = $$(MACOSX_DEPLOY_DIR)
++  INCLUDEPATH += $$(MACOSX_DEPLOY_DIR)/include
++  LIBS += -L$$(MACOSX_DEPLOY_DIR)/lib -lGLEW
++  CONFIG += absolute_library_soname
++  headers.files = ../include/opencsg.h
++  headers.path = $$INSTALLDIR/include
++  INSTALLS += target headers
++  target.path = $$INSTALLDIR/lib
++}
++else {
++  DESTDIR = ../lib
++  INCLUDEPATH += ../glew/include
++  INSTALLS += target
++  target.path = $$DESTDIR
++}
+ 
+ HEADERS		= ../include/opencsg.h \
+ 		  opencsgConfig.h \