#-*-mode:makefile-gmake;indent-tabs-mode:t;tab-width:8;coding:utf-8-*-┐
#───vi: set et ft=make ts=8 tw=8 fenc=utf-8 :vi───────────────────────┘

PKGS += THIRD_PARTY_LUA

THIRD_PARTY_LUA_FILES := $(wildcard third_party/lua/*)
THIRD_PARTY_LUA_SRCS = $(filter %.c,$(THIRD_PARTY_LUA_FILES))
THIRD_PARTY_LUA_HDRS = $(filter %.h,$(THIRD_PARTY_LUA_FILES))
THIRD_PARTY_LUA_BINS = $(THIRD_PARTY_LUA_COMS) $(THIRD_PARTY_LUA_COMS:%=%.dbg)
THIRD_PARTY_LUA = $(THIRD_PARTY_LUA_DEPS) $(THIRD_PARTY_LUA_A)
THIRD_PARTY_LUA_A = o/$(MODE)/third_party/lua/lua.a

THIRD_PARTY_LUA_OBJS =								\
	$(THIRD_PARTY_LUA_SRCS:%.c=o/$(MODE)/%.o)

THIRD_PARTY_LUA_COMS =								\
	o/$(MODE)/third_party/lua/lua.com					\
	o/$(MODE)/third_party/lua/luac.com

THIRD_PARTY_LUA_CHECKS =							\
	$(THIRD_PARTY_LUA_A).pkg						\
	$(THIRD_PARTY_LUA_HDRS:%=o/$(MODE)/%.ok)

THIRD_PARTY_LUA_DIRECTDEPS =							\
	LIBC_CALLS								\
	LIBC_FMT								\
	LIBC_INTRIN								\
	LIBC_MEM								\
	LIBC_NEXGEN32E								\
	LIBC_RUNTIME								\
	LIBC_STDIO								\
	LIBC_STR								\
	LIBC_SYSV								\
	LIBC_LOG								\
	LIBC_TIME								\
	LIBC_X									\
	LIBC_TINYMATH								\
	LIBC_UNICODE								\
	NET_HTTP								\
	THIRD_PARTY_LINENOISE							\
	THIRD_PARTY_GDTOA							\
	TOOL_ARGS

THIRD_PARTY_LUA_DEPS :=								\
	$(call uniq,$(foreach x,$(THIRD_PARTY_LUA_DIRECTDEPS),$($(x))))

$(THIRD_PARTY_LUA_A):								\
		third_party/lua/						\
		$(THIRD_PARTY_LUA_A).pkg					\
		$(filter-out %.main.o,$(THIRD_PARTY_LUA_OBJS))

$(THIRD_PARTY_LUA_A).pkg:							\
		$(THIRD_PARTY_LUA_OBJS)						\
		$(foreach x,$(THIRD_PARTY_LUA_DIRECTDEPS),$($(x)_A).pkg)

o/$(MODE)/third_party/lua/lua.com.dbg:						\
		$(THIRD_PARTY_LUA_DEPS)						\
		$(THIRD_PARTY_LUA_A)						\
		$(THIRD_PARTY_LUA_A).pkg					\
		o/$(MODE)/third_party/lua/lua.main.o				\
		$(CRT)								\
		$(APE_NO_MODIFY_SELF)
	@$(APELINK)

o/$(MODE)/third_party/lua/luac.com.dbg:						\
		$(THIRD_PARTY_LUA_DEPS)						\
		$(THIRD_PARTY_LUA_A)						\
		$(THIRD_PARTY_LUA_A).pkg					\
		o/$(MODE)/third_party/lua/luac.main.o				\
		$(CRT)								\
		$(APE_NO_MODIFY_SELF)
	@$(APELINK)

o/$(MODE)/third_party/lua/lua.com:						\
		o/$(MODE)/third_party/lua/lua.com.dbg				\
		o/$(MODE)/third_party/zip/zip.com				\
		o/$(MODE)/tool/build/symtab.com
	@$(COMPILE) -AOBJCOPY -T$@ $(OBJCOPY) -S -O binary $< $@
	@$(COMPILE) -ASYMTAB o/$(MODE)/tool/build/symtab.com			\
		-o o/$(MODE)/third_party/lua/.lua/.symtab $<
	@$(COMPILE) -AZIP -T$@ o/$(MODE)/third_party/zip/zip.com -9qj $@	\
		o/$(MODE)/third_party/lua/.lua/.symtab

o/$(MODE)/third_party/lua/lmathlib.o						\
o//third_party/lua/lgc.o:							\
		OVERRIDE_CFLAGS +=						\
			-O2

o/$(MODE)/third_party/lua/lvm.o:						\
		OVERRIDE_CFLAGS +=						\
			-fno-gcse

o/$(MODE)/third_party/lua/lauxlib.o:						\
		OVERRIDE_CFLAGS +=						\
			-DSTACK_FRAME_UNLIMITED

$(THIRD_PARTY_LUA_OBJS):							\
		OVERRIDE_CFLAGS +=						\
			-ffunction-sections					\
			-fdata-sections

$(THIRD_PARTY_LUA_OBJS): third_party/lua/lua.mk

.PHONY: o/$(MODE)/third_party/lua
o/$(MODE)/third_party/lua:							\
		$(THIRD_PARTY_LUA_BINS)						\
		$(THIRD_PARTY_LUA_CHECKS)