PREFIX = /usr
CC = gcc

PO_SRCS = $(wildcard locale/*/*/*.po)
PO_OUTS = $(patsubst locale/%.po,locale/%.mo,$(PO_SRCS))
PO_DIRS = $(wildcard locale/*/*)

SRCS   = $(wildcard src/*.c) $(wildcard src/*/*.c)
OBJS   = $(patsubst src/%.c,dist/%.o,$(SRCS))
HDRS   = $(wildcard include/*.h) 
CFLAGS = -O3 -march=native -fstack-protector-strong -fcf-protection=full -fstack-clash-protection
LIBS   = -larchive -linih -lgpgme

VERSION = 24.00

all: dist/libmp.so $(PO_OUTS)

dist/libmp.so: $(OBJS) 
	mkdir -p dist
	$(CC) -shared -o $@ $^ $(LIBS) $(CFLAGS) 

dist/%.o: src/%.c 
	mkdir -p dist
	$(CC) -c -Wall -fPIC -o $@ $^ $(LIBS) $(CFLAGS) -DVERSION=\"${VERSION}\"

locale/%.mo: locale/%.po	
	msgfmt $^ -o $@

locale/%.po: locale/libmp.pot
	cp $@ $@.old
	if msgmerge $@ $^ -o $@ ; then \
		rm $@.old ; \
		echo "merge success: $@" ; \
	else \
		echo "merge failed: $@" ; \
		mv $@.old $@ ; \
	fi; \

locale/libmp.pot: $(SRCS)
	mkdir -p locale
	xgettext -k_ -c $^ -o $@

install:
	install -m755 dist/libmp.so $(DESTDIR)$(PREFIX)/lib/libmp.so
	mkdir -pv $(DESTDIR)/usr/include/libmp
	cp $(HDRS) $(DESTDIR)/usr/include/libmp
	@for po in $(PO_DIRS) ; do \
		echo "installing locale: $$po/libmp.mo" ; \
		mkdir -pv $(DESTDIR)/usr/share/$$po ; \
		cp $$po/libmp.mo $(DESTDIR)/usr/share/$$po ; \
	done

uninstall:
	rm $(DESTDIR)$(PREFIX)/lib/libmp.so
	rm -r $(DESTDIR)/usr/include/libmp

format:
	clang-format -i -style=file src/*.c src/*.c include/*.h examples/*/*.c

examples:
ifeq (,$(wildcard dist/libmp.so))
	@echo "!!!! you should first compile libmp !!!!"
	exit 1
endif
	$(MAKE) -C $@

.PHONY: test install uninstall format examples