# Build the yamlscript NIF shared library (used by elixir_make).

ERTS_INCLUDE_DIR ?= $(shell erl -noshell -eval \
  'io:format("~ts/erts-~ts/include", \
    [code:root_dir(), erlang:system_info(version)]).' -s init stop)

CFLAGS ?= -O2 -Wall
NIF_LDFLAGS := -shared -fPIC
UNAME := $(shell uname -s)
ifeq ($(UNAME),Darwin)
NIF_LDFLAGS := -dynamiclib -undefined dynamic_lookup -fPIC
endif

priv/yamlscript_nif.so: c_src/yamlscript_nif.c
	mkdir -p priv
	$(CC) $(CFLAGS) -fPIC -I"$(ERTS_INCLUDE_DIR)" \
	    $(NIF_LDFLAGS) -o $@ $< -ldl

clean:
	rm -rf priv