CC?=cc
LIBS:=`pkg-config --libs xcb xcb-xkb cairo pangocairo xkbcommon xkbcommon-x11` -lm
CFLAGS:=$(CFLAGS) -pipe -Wall -Wextra -Wshadow -std=gnu99 -pedantic `pkg-config --cflags xcb xcb-xkb cairo pangocairo xkbcommon xkbcommon-x11`

BUILD=build
OBJ=$(BUILD)
BINDIR=$(BUILD)
SRC=src
BIN=$(BINDIR)/main

SRCS=$(wildcard $(SRC)/*.c)
OBJS=$(patsubst $(SRC)/%.c, $(OBJ)/%.o, $(SRCS))
DEPS=$(OBJS:%.o=%.d)


all: CFLAGS+=-Og -ggdb
all: $(BUILD) $(BIN)

release: CFLAGS+=-O2 -flto=auto -DNDEBUG -ggdb
release: clean $(BUILD) $(BIN)

$(BIN): $(OBJS)
	$(CC) $(CFLAGS) $(LIBS) $(OBJS) -o $@

-include $(DEPS)

$(OBJ)/%.o: $(SRC)/%.c
	$(CC) $(CFLAGS) -MMD -c $< -o $@

$(BUILD):
	mkdir -p $(BUILD)

clean:
	$(RM) $(BUILD)/*

compile_flags.txt:
	echo "$(CFLAGS)" | tr " " "\n" > compile_flags.txt

.PHONY: all release clean