cryptx

CFLAGS = -std=c++11 -g -O3
SRC_PATH = $(realpath c_src)

ERLANG_PATH = $(shell erl -eval 'io:format("~s", [lists:concat([code:root_dir(), "/erts-", erlang:system_info(version), "/include"])])' -s init stop -noshell)
CFLAGS += -I$(ERLANG_PATH)
CFLAGS += -Ic_src
CFLANG +=  -I$(SRC_PATH)

LIB_NAME = priv/cryptxc.so
ifneq ($(CROSSCOMPILE),)
    # crosscompiling
    CFLAGS += -fPIC
else
    # not crosscompiling
		ifneq ($(OS),Windows_NT)
			CFLAGS += -fPIC

			ifeq ($(shell uname),Darwin)
				LDFLAGS += -dynamiclib -undefined dynamic_lookup
			else
				LDFLAGS += -shared
			endif
		endif
endif

NIF_SRC=\
	c_src/cryptxc.cpp

.PHONY: all clean

all: $(LIB_NAME)

$(LIB_NAME): $(NIF_SRC)
	mkdir -p priv
	$(CXX) $(CFLAGS) $(LDFLAGS) $^ -o $@

clean:
	rm -f $(LIB_NAME)