# $Id$

CPPFLAGS := -I.
CFLAGS := -ggdb -Wall -Wextra
CXXFLAGS := $(CFLAGS)

PACKAGES_gldbg := mspcore mspstrings mspio mspfs

SOURCES_libgldbg := source/gldecoder.c \
	source/glprint.c \
	source/enums.c \
	source/arraysize.c \
	source/tmpalloc.c
SOURCES_glwrap := source/glwrap.c \
	source/glwrap_funcs.c \
	source/arraysize.c
SOURCES_gldump := source/gldump.c
SOURCES_gldbg := source/gldbg.cpp \
	source/commandinterpreter.cpp \
	source/tracer.cpp \
	source/process.cpp \
	source/glstate.cpp \
	source/texturestate.cpp \
	source/bufferstate.cpp \
	source/profiler.cpp \
	source/arraystate.cpp
TEMPLATES := source/functions.enum.t \
	source/gldecoder.funcs.t \
	source/gldecoder.struct.t \
	source/glprint.funcs.t \
	source/glwrap.funcs.t

objs = $(patsubst source/%.cpp,temp/%.o,$(patsubst source/%.c,temp/%.o,$(1)))
deps = $(patsubst source/%.cpp,temp/%.d,$(patsubst source/%.c,temp/%.d,$(1)))
gen = $(patsubst source/%.t,gensrc/%,$(1))

GENSOURCES := $(call gen,$(TEMPLATES))
SOURCES_all := $(sort $(SOURCES_libgldbg) $(SOURCES_glwrap) $(SOURCES_gldump) $(SOURCES_gldbg))

OBJECTS_libgldbg := $(call objs,$(SOURCES_libgldbg))
OBJECTS_glwrap := $(call objs,$(SOURCES_glwrap))
OBJECTS_gldump := $(call objs,$(SOURCES_gldump))
OBJECTS_gldbg := $(call objs,$(SOURCES_gldbg))

OBJECTS_all := $(call objs,$(SOURCES_all))
DEPS_all := $(call deps,$(SOURCES_all))

$(OBJECTS_gldbg): CXXFLAGS += $(shell pkg-config --cflags $(PACKAGES_gldbg))
gldbg: LIBS += $(shell pkg-config --libs $(PACKAGES_gldbg)) -lreadline
gldump gldbg: LIBS += ./libgldbg.a

all: glwrap.so gldump gldbg

glwrap.so: $(OBJECTS_glwrap)
	$(CC) -shared -o $@ $^ $(LIBS) $(LDFLAGS)

gldump: $(OBJECTS_gldump) libgldbg.a
	$(CC) -o $@ $^ $(LIBS) $(LDFLAGS)

gldbg: $(OBJECTS_gldbg) libgldbg.a
	$(CXX) -o $@ $^ $(LIBS) $(LDFLAGS)

libgldbg.a: $(OBJECTS_libgldbg)
	$(AR) rc $@ $^

temp/%.o: source/%.c temp/.created
	$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<

temp/%.o: source/%.cpp temp/.created
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) -o $@ $<

temp/.created:
	mkdir -p temp
	touch $@

gensrc/%: source/%.t gensrc/.created genwrap.py gl.files gl.tm gl.io gl.spec glx.files glx.tm glx.io glx.spec glxext.spec
	python ./genwrap.py $< gl.files glx.files >$@

gensrc/enums.table: gensrc/.created enum.spec genenum.py
	python ./genenum.py enum.spec >$@

gensrc/.created:
	mkdir -p gensrc
	touch $@

-include $(DEPS_all)

temp/%.d: source/%.c temp/.created
	$(CC) $(CPPFLAGS) -MM -MF $@ -MT $(patsubst source/%.c,temp/%.o,$<) -MG $<

temp/%.d: source/%.cpp temp/.created
	$(CXX) $(CPPFLAGS) -MM -MF $@ -MT $(patsubst source/%.cpp,temp/%.o,$<) -MG $<

.PHONY: clean
clean:
	$(RM) $(DEPS_all)
	$(RM) $(OBJECTS_all)
	$(RM) gensrc/enums.table $(GENSOURCES)
	$(RM) glwrap.so libgldbg.a gldump gldbg