#! /usr/bin/make -f


#
# variable definition
#

# color definition, for swagg :D
red	:= \033[1;31m
green	:= \033[1;32m
blue	:= \033[1;34m
white	:= \033[1;37m
nocolor	:= \033[1;0m

src	:= $(foreach path,\
		$(shell find src -not -path "*/\.*" -type d), \
			$(wildcard $(path)/*.c) \
			$(wildcard $(path)/*.S) \
			$(wildcard $(path)/*.s))

obj	:= $(patsubst src_%,$(VXSDK_PREFIX_BUILD)/%.o,$(subst /,_,$(src)))
obj	+= $(patsubst \
		$(VXSDK_ASSETS_SRC)/%,\
		$(VXSDK_ASSETS_BUILD)/%.o,\
		$(wildcard $(VXSDK_ASSETS_SRC)/*.c) \
	)

cflags	:= -ffreestanding -nostdlib -m4-nofpu -fPIE -O1
cflags	+= -mb -fstrict-volatile-bitfields
cflags	+= $(VXSDK_CFLAGS_INCLUDE) -I.. -Iinclude

# debug vars
VERBOSE	?= false

#
# build rules
#

vxaddin: $(obj)
	@ printf "$(blue)Create $(red)$@$(nocolor)\n"
	sh-elf-vhex-gcc \
		-T $(VXSDK_PREFIX_LIB)/fxcg50-dynamic.ld -Wl,-q -Wl,-M \
		$(VXSDK_CFLAGS_LINK) \
		-o $@ $^ \
		-lvhex-fxcg50 -lc -lgcc \
		> $(VXSDK_PREFIX_BUILD)/map.txt
	vxsdk conv addin -b $@ -n vxaddin -o /tmp/vxaddin

version:
	@echo "$(VXSDK_PKG_VERSION)"

help:
	@ echo 'Rules listing:'
	@ echo '... all         the default, if no target is provided'
	@ echo '... clean       remove build object'
	@ echo '... fclean      remove all generated object'
	@ echo '... re          same as `make fclean all`'
	@ echo '... version     display version'
	@ echo '... install     install the library'
	@ echo '... uninstall   uninstall the library'

.PHONY: help version

#
# Object rules
#

$(VXSDK_PREFIX_BUILD)%.o:
ifeq ($(VERBOSE),true)
	@ mkdir -p $(dir $@)
	sh-elf-vhex-gcc \
		$(cflags) -D FXCG50 \
		-o $@ \
		-c $(addprefix src/,$(subst _,/,$(notdir $(basename $@))))
else
	@ mkdir -p $(dir $@)
	@ printf "$(green)>$(nocolor) $(white)$@$(nocolor)\n"
	@ sh-elf-vhex-gcc \
		$(cflags) -D FXCG50 \
		-o $@ \
		-c $(addprefix src/,$(subst _,/,$(notdir $(basename $@))))
endif

$(VXSDK_ASSETS_BUILD)%.o: $(VXSDK_ASSETS_SRC)/%
ifeq ($(VERBOSE),true)
	@ mkdir -p $(dir $@)
	sh-elf-vhex-gcc $(cflags) -D FXCG50 -o $@ -c $<
else
	@ mkdir -p $(dir $@)
	@ printf "$(green)>$(nocolor) $(white)$@$(nocolor)\n"
	@ sh-elf-vhex-gcc $(cflags) -D FXCG50 -o $@ -c $<
endif