# =====CONFIG=====
SRC_DIR        := src
BUILD_DIR      := build
RELEASE_DIR    := $(BUILD_DIR)/release
DEBUG_DIR      := $(BUILD_DIR)/debug
MINSIZEREL_DIR := $(BUILD_DIR)/min_size_rel
BINARY         := stj
CORES          := $(shell nproc --all)
PREFIX         := /usr/local
MANPREFIX      := $(PREFIX)/share/man


SHELL := $(shell which sh)


all: debug
.PHONY: all


# =====INSTALL & UNINSTALL=====
install: release
	@ mkdir -p '$(DESTDIR)$(PREFIX)/bin'
	@ cp -f '$(RELEASE_DIR)/$(BINARY)' '$(DESTDIR)$(PREFIX)/bin'
	@ chmod 755 '$(DESTDIR)$(PREFIX)/bin/$(BINARY)'
	@ mkdir -p '$(DESTDIR)$(MANPREFIX)/man1'
	@ sed "s/VERSION/$(VERSION)/g" < 'data/stj.1' > '$(DESTDIR)$(MANPREFIX)/man1/$(BINARY).1'
	@ chmod 644 '$(DESTDIR)$(MANPREFIX)/man1/$(BINARY).1'
	@ tic -sx 'data/stj.info'
	@ cp -f 'data/$(BINARY).desktop' '$(DESTDIR)$(PREFIX)/share/applications'
.PHONY: install

uninstall:
	@ rm -f '$(DESTDIR)$(PREFIX)/bin/$(BINARY)'
	@ rm -f '$(DESTDIR)$(MANPREFIX)/man1/$(BINARY).1'
	@ rm -f '$(DESTDIR)$(PREFIX)/share/applications/$(BINARY).desktop'
.PHONY: uninstall


# =====DEBUG=====
debug: $(DEBUG_DIR)/Makefile
	@ make -C '$(DEBUG_DIR)' -j'$(CORES)' && \
		ln -sf '$(DEBUG_DIR)/$(BINARY)' ./'$(BINARY)'
.PHONY: debug

$(DEBUG_DIR)/Makefile: $(SRC_DIR)/CMakeLists.txt
	@ cmake \
		-H'$(SRC_DIR)' \
		-B'$(DEBUG_DIR)' \
		-DCMAKE_BUILD_TYPE=Debug \
		-DCMAKE_EXPORT_COMPILE_COMMANDS=ON


# =====RELEASE=====
release: $(RELEASE_DIR)/Makefile
	@ make -C '$(RELEASE_DIR)' -j'$(CORES)' && \
		ln -sf '$(RELEASE_DIR)'/'$(BINARY)' ./'$(BINARY)'
.PHONY: release

$(RELEASE_DIR)/Makefile: $(SRC_DIR)/CMakeLists.txt
	@ cmake \
		-H'$(SRC_DIR)' \
		-B'$(RELEASE_DIR)' \
		-DCMAKE_BUILD_TYPE=Release \


# =====MINIMUM SIZE RELEASE=====
minsizerel: $(MINSIZEREL_DIR)/Makefile
	@ make -C '$(MINSIZEREL_DIR)' -j'$(CORES)' && \
		ln -sf '$(MINSIZEREL_DIR)'/'$(BINARY)' ./'$(BINARY)'
.PHONY: minsizerel

$(MINSIZEREL_DIR)/Makefile: $(SRC_DIR)/CMakeLists.txt
	@ cmake \
		-H'$(SRC_DIR)' \
		-B'$(MINSIZEREL_DIR)' \
		-DCMAKE_BUILD_TYPE=MinSizeRel \


# =====CLEANING=====
clean:
	@ [ ! -e '$(BINARY)' ] || rm '$(BINARY)'
	@ rm -rf '$(BUILD_DIR)'
.PHONY: clean

clean-release:
	@ rm -rf '$(RELEASE_DIR)'
.PHONY: clean-release

clean-debug:
	@ rm -rf '$(DEBUG_DIR)'
.PHONY: clean-debug


# =====FORMAT CODE=====
format:
	@ clang-format -i --style=file src/**/*.c src/**/*.h src/*.c src/*.h