ROOT   := $(abspath ../..)
CC      = gcc
CFLAGS  = -std=c11 -Wall -Wextra -D_GNU_SOURCE -flto -I$(ROOT)/include
BUILD   = $(ROOT)/build

COMMON_OBJ     = $(BUILD)/common/error.o
MEDIA_CTRL_OBJ = $(BUILD)/media_ctrl/media_ctrl.o
V4L2_CTRL_OBJ  = $(BUILD)/v4l2_ctrl/v4l2_ctrl.o

.PHONY: all clean modules

all: modules $(BUILD)/cli/media_ctrl_cli $(BUILD)/cli/v4l2_ctrl_cli

modules:
	$(MAKE) -C $(ROOT)/src/modules/common
	$(MAKE) -C $(ROOT)/src/modules/media_ctrl
	$(MAKE) -C $(ROOT)/src/modules/v4l2_ctrl

$(BUILD)/cli/media_ctrl_cli: media_ctrl_cli.c $(COMMON_OBJ) $(MEDIA_CTRL_OBJ) | $(BUILD)/cli
	$(CC) $(CFLAGS) -o $@ $^

$(BUILD)/cli/v4l2_ctrl_cli: v4l2_ctrl_cli.c $(COMMON_OBJ) $(V4L2_CTRL_OBJ) | $(BUILD)/cli
	$(CC) $(CFLAGS) -o $@ $^

$(BUILD)/cli:
	mkdir -p $@

clean:
	rm -f $(BUILD)/cli/media_ctrl_cli $(BUILD)/cli/v4l2_ctrl_cli