updated to build on Windows

git-svn-id: svn://anubis/misc/wfobj-view@165 bd8a9e45-a331-0410-811e-c64571078777

Makefile

@@ -1,6 +1,20 @@
-CXX      := g++
-CXXFLAGS := -O2 `sdl-config --cflags`
-LDFLAGS  := -lGL -lGLU `sdl-config --libs` -lSDL_image
+
+WINCHECK := $(shell which msys-1.0.dll >/dev/null 2>&1; if [ $$? -eq 0 ]; then echo MSYS; fi)
+ifeq ($(strip $(WINCHECK)),)
+WINDOWS  := 0
+else
+WINDOWS  := 1
+endif
+
+ifeq ($(WINDOWS),1)
+GLLIBS     := -lopengl32 -lglu32
+WINDOWSLIBS := -lmingw32
+else
+GLLIBS     := -lGL -lGLU
+endif
+
+export CXXFLAGS := -O2 $(shell sdl-config --cflags)
+LDFLAGS  := $(GLLIBS) $(WINDOWSLIBS) $(shell sdl-config --libs) -lSDL_image
 TARGET   := wfobj-view
 
 .PHONY: all clean TextureCache wfobj