include config.mk

CXXSRC := $(shell find cxx -type f -name '*.cxx')
CSRC += $(shell find c -type f -name '*.c')
ifeq ($(FCGI_SERVER), 1)
	CSRC += servers/fcgi.c
endif

CXXOBJ := $(CXXSRC:.cxx=.o)
COBJ := $(CSRC:.c=.o)

#target C and C++ libraries
all: librapida.a librapida.so librapidaxx.a librapidaxx.so

#target Distribution
dist: all
	mkdir -p rapida-$(VERSION)/lib
	cp -rf README.md COPYING include rapida-$(VERSION)
	mv librapida.so librapida.so.$(VERSION)
	mv librapidaxx.so librapidaxx.so.$(VERSION)
	cp -f *.a *.so* rapida-$(VERSION)/lib
	tar cf rapida-$(VERSION).tar rapida-$(VERSION)
	gzip rapida-$(VERSION).tar
	rm -rf rapida-$(VERSION)

install: all
	mv librapida.so librapida.so.$(VERSION)
	mv librapidaxx.so librapidaxx.so.$(VERSION)
	install librapida.a $(PREFIX)/lib
	install librapidaxx.a $(PREFIX)/lib
	install librapida.so.$(VERSION) $(PREFIX)/lib
	install librapidaxx.so.$(VERSION) $(PREFIX)/lib
	ln -s $(PREFIX)/lib/librapida.so.$(VERSION) $(PREFIX)/lib/librapida.so
	ln -s $(PREFIX)/lib/librapidaxx.so.$(VERSION) $(PREFIX)/lib/librapidaxx.so
	mkdir -p $(PREFIX)/include/rapida
	cp -f include/* $(PREFIX)/include/rapida

uninstall:
	rm -f $(PREFIX)/lib/librapida.a
	rm -f $(PREFIX)/lib/librapidaxx.a
	rm -f $(PREFIX)/lib/librapida.so*
	rm -f $(PREFIX)/lib/librapidaxx.so*
	rm -rf $(PREFIX)/include/rapida

#target Examples
examples: all
	cd $@ && make

#target Shared C library
librapida.so: $(COBJ)
	$(CC) -shared $^ -o $@ $(LDFLAGS)

#target Shared C++ library
librapidaxx.so: $(COBJ) $(CXXOBJ)
	$(CXX) -shared $^ -o $@ $(LDFLAGS)

#target Static C library
librapida.a: $(COBJ)
	ar rvs $@ $^

#target Static C++ library
librapidaxx.a: $(COBJ) $(CXXOBJ)
	ar rvs $@ $^

servers/%.o: servers/%.c
	$(CC) $(CFLAGS) -fPIC $< -c -o $@

c/%.o: c/%.c
	$(CC) $(CFLAGS) -fPIC $< -c -o $@

cxx/%.o: cxx/%.cxx
	$(CXX) $(CXXFLAGS) $(CXXSTD) -fPIC $< -c -o $@

#target Tests runner
run_tests: tests/*.cxx librapidaxx.a
	$(CXX) $(CXXFLAGS) -std=c++17 `pkg-config --cflags catch2` $^ -o $@ $(LDFLAGS)

#target Clear project from generated files
clean:
	rm -f **/*.o *.a *.so* run_tests

#target Clear project from generated and distribution files
distclean: clean
	rm -f *.tar*

#target Generate documentation
docs:
	cd $@ && VERSION=$(VERSION) doxygen

#target Format code
format:
	clang-format -Werror -i **/*.c* **/*.h*

#target Show this help
help:
	@echo "$$(tput bold)Usage:$$(tput sgr0)\nmake <target> [flags...] [args...]\n"
	@echo "$$(tput bold)Targets:$$(tput sgr0)";echo;sed -ne"/^#target /{h;s/.*//;:d" -e"H;n;s/^#target //;td" -e"s/:.*//;G;s/\\n#target /---/;s/\\n/ /g;p;}" ${MAKEFILE_LIST}|awk -F --- -v n=$$(tput cols) -v i=29 -v a="$$(tput setaf 6)" -v z="$$(tput sgr0)" '{printf"%s%*s%s ",a,-i,$$1,z;m=split($$2,w," ");l=n-i;for(j=1;j<=m;j++){l-=length(w[j])+1;if(l<= 0){l=n-i-length(w[j])-1;printf"\n%*s ",-i," ";}printf"%s ",w[j];}printf"\n";}'
	@echo "\n$$(tput bold)Flags (All values other than '0' are true):$$(tput sgr0)";echo;sed -ne"/^#flag /{h;s/.*//;:d" -e"H;n;s/^#flag //;td" -e"s/:.*//;G;s/\\n#flag /---/;s/\\n/ /g;p;}" ${MAKEFILE_LIST}|awk -F --- -v n=$$(tput cols) -v i=29 -v a="$$(tput setaf 6)" -v z="$$(tput sgr0)" '{printf"%s%*s%s ",a,-i,$$1,z;m=split($$2,w," ");l=n-i;for(j=1;j<=m;j++){l-=length(w[j])+1;if(l<= 0){l=n-i-length(w[j])-1;printf"\n%*s ",-i," ";}printf"%s ",w[j];}printf"\n";}'
	@echo "\n$$(tput bold)Arguments:$$(tput sgr0)";echo;sed -ne"/^#arg /{h;s/.*//;:d" -e"H;n;s/^#arg //;td" -e"s/:.*//;G;s/\\n#arg /---/;s/\\n/ /g;p;}" ${MAKEFILE_LIST}|awk -F --- -v n=$$(tput cols) -v i=29 -v a="$$(tput setaf 6)" -v z="$$(tput sgr0)" '{printf"%s%*s%s ",a,-i,$$1,z;m=split($$2,w," ");l=n-i;for(j=1;j<=m;j++){l-=length(w[j])+1;if(l<= 0){l=n-i-length(w[j])-1;printf"\n%*s ",-i," ";}printf"%s ",w[j];}printf"\n";}'

.PHONY: help clean distclean docs format