screensaver/skeleton/Makefile

include premake.make

# some important install locations
PREFIX ?= /usr/local
DATADIR ?= $(PREFIX)/share
INSTALLDIR ?= $(DATADIR)/$(INSTALLDIRNAME)

SRCS := $(wildcard *.cpp)
OBJS := $(SRCS:.cpp=.o)
DEPS := $(SRCS:.cpp=.dep)

CXX ?= g++

CXXFLAGS += -Wshadow -Wall -Wpedantic -Wextra -Wno-unused-parameter
CXXFLAGS += -g3 -std=c++20 -fPIC
ifeq ($(DEBUG),1)
	CXXFLAGS += -D DEBUG -O0
else
	CXXFLAGS += -D NDEBUG -O3
endif

%.o: %.cpp
	$(CXX) $(CXXFLAGS) -o $@ -MMD -MP -MT $@ -MF $*.dep -c $<

%.dep: ;

.PHONY: all clean install uninstall

all: $(PLUGIN)

$(PLUGIN): $(OBJS)
ifeq ($(UNAME_S),Darwin)
	$(CXX) -g3 -dynamiclib -o $(PLUGIN) $(LDFLAGS) $(OBJS) $(LDLIBS)
else
	$(CXX) -g3 -shared -o $(PLUGIN) $(LDFLAGS) $(OBJS) $(LDLIBS)
endif

-include $(DEPS)

clean:
	rm -f $(OBJS) $(DEPS) $(PLUGIN)

$(INSTALLDIR):
	install -m 0755 -d $@

install: $(INSTALLDIR)
	install -m 0644 $(PLUGIN) $(INSTALLDIR)
ifdef EXTRAFILES
	install -m 0644 $(EXTRAFILES) $(INSTALLDIR)
endif

uninstall:
	rm -f $(INSTALLDIR)/$(PLUGIN) $(addprefix $(INSTALLDIR)/, $(EXTRAFILES))