Makefile

RUSTC                 ?= rustc
RUSTDOC               ?= rustdoc

MAKE = make
ifeq ($(OS), Windows_NT)
	MAKE = mingw32-make
endif

SRC_DIR               = src
DEPS_DIR              = deps
LIB_FILE             = $(SRC_DIR)/main.rs

LIB_INPUT            = $(SRC_DIR)/*.rs

LIB_DIR               = lib
DEPS_LIB_DIRS         = $(wildcard $(DEPS_DIR)/*/lib)

LIB_OUT              = $(LIB_DIR)/main

DEPS_INCLUDE_FLAGS    = $(patsubst %,-L %, $(DEPS_LIB_DIRS))
LIB_INCLUDE_FLAGS     = -L $(LIB_DIR) $(DEPS_INCLUDE_FLAGS)

all: lib

submodule-update:
	@git submodule init
	@git submodule update --recursive

$(DEPS_DIR)/gfx-rs/README.md: submodule-update

deps: $(DEPS_DIR)/gfx-rs/README.md
	$(MAKE) deps lib -C $(DEPS_DIR)/gfx-rs
	mkdir -p $(LIB_DIR)

$(LIB_OUT): $(LIB_INPUT)
	$(RUSTC) $(LIB_INCLUDE_FLAGS) --out-dir=$(LIB_DIR) -O $(LIB_FILE)

lib: $(LIB_OUT)

clean-deps:
	$(MAKE) clean -C $(DEPS_DIR)/gfx-rs

clean:
	rm -rf $(LIB_DIR)

.PHONY: \
	all \
	submodule-update \
	deps \
	lib \
	clean