Something

ERL=erl
NOISY_BUILD=yes
ifeq ($(NOISY_BUILD),)
    ECHO_PREFIX=@
    CMD_PREFIX=@
else
    ECHO_PREFIX=@\#
    CMD_PREFIX=
endif

all: warning
	$(ECHO_PREFIX) echo "[ERLC] Making all"
	$(CMD_PREFIX) $(ERL) -noinput +B -eval 'case make:all([$(WARNING) $(OPTIMIZE) $(DEBUG)]) of up_to_date -> halt(0); error -> halt(1) end.'

warning:
	echo $(WARNING)
	WARNING="warn_obsolete_guard, warn_unused_import, warn_shadow_vars, warn_export_vars, debug_info"
	echo $(WARNING)


optimize: all
	$(ECHO_PREFIX) echo "[ERLC] Making all optimized"
	OPTIMIZE=", native, inline"
	all
debug: all
	$(ECHO_PREFIX) echo "[ERLC] Making all debug"
	DEBUG=", export_all"

tags:
	$(ECHO_PREFIX) echo "[ERLC] Making tags"
	$(CMD_PREFIX) $(ERL) -noinput +B -eval 'case tags:dir("src/") of ok -> halt(0); error -> halt(1) end.'

root_tags:
	$(CMD_PREFIX) $(ERL) -noinput +B -eval 'case tags:root([{outfile, "root.TAGS"}]) of ok -> halt(0); error -> halt(1) end.'
	$(CMD_PREFIX) cat root.TAGS >> TAGS
	$(CMD_PREFIX) rm root.TAGS

clean:
	$(ECHO_PREFIX) echo "Cleaning all beams"
	$(CMD_PREFIX) rm -f ebin/*.beam
	$(CMD_PREFIX) rm TAGS