ERTS_INCLUDE_DIR ?= $(shell erl -noshell -eval 'io:format("~s", [code:lib_dir(erts, include)]), halt().')
PRIV_DIR := $(MIX_APP_PATH)/priv
PRIV_SO  := $(PRIV_DIR)/dusk_nif.so
SRC      := native/zig/dusk_nif.zig

ZIG_BUILD_ARGS := \
	build-lib \
	-O ReleaseFast \
	-dynamic \
	-fallow-shlib-undefined \
	-lc \
	-femit-bin=$(PRIV_SO) \
	-I $(ERTS_INCLUDE_DIR) \
	-Mroot=$(SRC)

all: $(PRIV_SO)

$(PRIV_SO): $(SRC)
	@mkdir -p $(PRIV_DIR)
	zig $(ZIG_BUILD_ARGS)

.PHONY: all