created a VERBOSE mode for the Makefile

[physics.git] / src / Makefile

LIBGL := -lGL -lGLU
LIBSDL := `sdl-config --libs`
LIBS := ${LIBSDL} ${LIBGL}

OPTFLAGS := -O2
DBGFLAGS := -ggdb
PRFFLAGS := ${DBGFLAGS} -pg

#CXX := g++
CXXFLAGS := -Wall -pedantic -ansi ${DBGFLAGS}


SRCS := entityManager.cpp
SRCS += entityCreator.cpp
SRCS += game.cpp
SRCS += main.cpp
SRCS += mathw.cpp
SRCS += ticks.cpp
SRCS += Vector2.cpp

SRCS += Entities/Ball.cpp
SRCS += Entities/Entity.cpp
SRCS += Entities/Line.cpp
SRCS += Entities/Particle.cpp
SRCS += Entities/PhysicsEntity.cpp
SRCS += Entities/Point.cpp
SRCS += Entities/Polygon.cpp
SRCS += Entities/WindParticle.cpp

SRCS += GameStates/CreatingPolygon.cpp
SRCS += GameStates/GameState.cpp
SRCS += GameStates/Paused.cpp
SRCS += GameStates/Running.cpp

SRCS += input/inputManager.cpp

SRCS += graphics/graphics.cpp

OBJS := ${SRCS:.cpp=.o}


TARGET := ../run_physics
DEPENDS := ${SRCS:.cpp=.d}

VERBOSE := 0

ifeq (${VERBOSE},0)
    # quiet the echo command
    Q1 := @
    # quiet the command that is `replaced' by an echo
    Q2 := @
else
    # EAT the echo command as if it was not there
    Q1 := @true # NOTE: the space between @true and the # is VERY important!!
    # do not quiet the command output
    Q2 :=
endif

.PHONY: all
all: ${TARGET}

${TARGET}: ${OBJS}
	${Q1}echo "${CXX}: $@"
	${Q2}${CXX} ${CXXFLAGS} -o ${TARGET} $^ ${LIBS}

# how to make a depend file from a source file
%.d: %.cpp
	${Q1}echo "DEP: $@"
	${Q2}${CXX} -M ${CXXFLAGS} $< | sed 's,: , $@: ,' > $@
#@${CXX} -M ${CXXFLAGS} $< | sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' > $@

%.o: %.cpp
	${Q1}echo "${CXX}: $@"
	${Q2}${CXX} ${CXXFLAGS} -c -o $@ $<


.PHONY: clean
clean:
	${Q1}echo "CLEAN: OBJS"
	${Q2}rm -f ${OBJS}
	${Q1}echo "CLEAN: TARGET"
	${Q2}rm -f ${TARGET}

.PHONY: distclean
distclean: clean
	${Q1}echo "CLEAN: DEPENDS"
	${Q2}rm -f ${DEPENDS}
	${Q1}echo "CLEAN: tags prof gmon.out"
	${Q2}rm -f tags prof gmon.out

tags: ${SRCS}
	ctags $^

tar: clean
	cd ..; tar -cjf physics.tar.bz2 src/


.PHONY: run
run: all
	${TARGET}

.PHONY: val
val: all
	valgrind ${TARGET}

.PHONY: prof
prof: all
	${TARGET}
	gprof -b ${TARGET} > prof
	kprof -f prof

-include ${DEPENDS}