# # This Make file is called from the core Makefile hierarchy which is a hierarchical # make which uses parent callbacks to implement inheritance. However if luac_cross # build stands outside this it uses the host toolchain to implement a separate # host build of the luac.cross image. # .NOTPARALLEL: CCFLAGS:= -I.. -I../../include -I../../../include -I ../../libc LDFLAGS:= -L$(SDK_DIR)/lib -L$(SDK_DIR)/ld -lm -ldl -Wl,-Map=mapfile CCFLAGS += -Wall DEFINES += -DLUA_CROSS_COMPILER -DLUA_OPTIMIZE_MEMORY=2 TARGET = host ifeq ($(FLAVOR),debug) CCFLAGS += -O0 -g TARGET_LDFLAGS += -O0 -g else FLAVOR = release CCFLAGS += -O2 TARGET_LDFLAGS += -O2 endif LUACSRC := luac.c lflashimg.c liolib.c loslib.c print.c LUASRC := lapi.c lauxlib.c lbaselib.c lcode.c ldblib.c ldebug.c \ ldo.c ldump.c lfunc.c lgc.c linit.c llex.c \ lmathlib.c lmem.c loadlib.c lobject.c lopcodes.c lparser.c \ lrotable.c lstate.c lstring.c lstrlib.c ltable.c ltablib.c \ ltm.c lundump.c lvm.c lzio.c LIBCSRC := c_stdlib.c # # This relies on the files being unique on the vpath # SRC := $(LUACSRC) $(LUASRC) $(LIBCSRC) vpath %.c .:..:../../libc ODIR := .output/$(TARGET)/$(FLAVOR)/obj OBJS := $(SRC:%.c=$(ODIR)/%.o) DEPS := $(SRC:%.c=$(ODIR)/%.d) CFLAGS = $(CCFLAGS) $(DEFINES) $(EXTRA_CCFLAGS) $(STD_CFLAGS) $(INCLUDES) DFLAGS = $(CCFLAGS) $(DDEFINES) $(EXTRA_CCFLAGS) $(STD_CFLAGS) $(INCLUDES) CC := $(WRAPCC) gcc ECHO := echo BUILD_TYPE := $(shell $(CC) $(EXTRA_CCFLAGS) -E -dM - <../../../app/include/user_config.h | grep LUA_NUMBER_INTEGRAL | wc -l) ifeq ($(BUILD_TYPE),0) IMAGE := ../../../luac.cross else IMAGE := ../../../luac.cross.int endif .PHONY: test clean all all: $(DEPS) $(IMAGE) $(IMAGE) : $(OBJS) $(CC) $(OBJS) -o $@ $(LDFLAGS) test : @echo CC: $(CC) @echo SRC: $(SRC) @echo OBJS: $(OBJS) @echo DEPS: $(DEPS) @echo IMAGE: $(IMAGE) clean : $(RM) -r $(ODIR) ifneq ($(MAKECMDGOALS),clean) -include $(DEPS) endif $(ODIR)/%.o: %.c @mkdir -p $(ODIR); $(CC) $(if $(findstring $<,$(DSRCS)),$(DFLAGS),$(CFLAGS)) $(COPTS_$(*F)) -o $@ -c $< $(ODIR)/%.d: %.c @mkdir -p $(ODIR); @echo DEPEND: $(CC) -M $(CFLAGS) $< @set -e; rm -f $@; \ $(CC) -M $(CFLAGS) $< > $@.$$$$; \ sed 's,\($*\.o\)[ :]*,$(ODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \ rm -f $@.$$$$