CONFIG_SHELL := /bin/sh
HOSTCC := gcc

src := kconfig
srctree := .
obj ?= kconfig

include $(src)/Makefile
#HOSTCFLAGS+=-Dinline="" -include foo.h
-include $(obj)/.depend
$(obj)/.depend: $(wildcard *.h *.c)
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) -MM *.c > $@ 2>/dev/null || :

hostprogs-y := $(shell printf '%s' '$(MAKECMDGOALS)' | sed \
	-e 's|$(obj)/||;' \
	-e 's/xconfig/qconf/; s/gconfig/gconf/;' \
	-e 's/menuconfig/mconf/; s/config/conf/; s/nconfig/nconf/;')

__hostprogs := $(sort $(hostprogs-y) $(hostprogs-m))

# C code
# Executables compiled from a single .c file
host-csingle	:= $(foreach m,$(__hostprogs), \
			$(if $($(m)-objs)$($(m)-cxxobjs),,$(m)))

# C executables linked based on several .o files
host-cmulti	:= $(foreach m,$(__hostprogs),\
		   $(if $($(m)-cxxobjs),,$(if $($(m)-objs),$(m))))

# Object (.o) files compiled from .c files
host-cobjs	:= $(sort $(foreach m,$(__hostprogs),$($(m)-objs)))

# C++ code
# C++ executables compiled from at least one .cc file
# and zero or more .c files
host-cxxmulti	:= $(foreach m,$(__hostprogs),$(if $($(m)-cxxobjs),$(m)))

# C++ Object (.o) files compiled from .cc files
host-cxxobjs	:= $(sort $(foreach m,$(host-cxxmulti),$($(m)-cxxobjs)))

# output directory for programs/.o files
# hostprogs-y := tools/build may have been specified.
# Retrieve also directory of .o files from prog-objs or prog-cxxobjs notation
host-objdirs := $(dir $(__hostprogs) $(host-cobjs) $(host-cxxobjs))

host-objdirs := $(strip $(sort $(filter-out ./,$(host-objdirs))))

__hostprogs     := $(addprefix $(obj)/,$(__hostprogs))
host-csingle	:= $(addprefix $(obj)/,$(host-csingle))
host-cmulti	:= $(addprefix $(obj)/,$(host-cmulti))
host-cobjs	:= $(addprefix $(obj)/,$(host-cobjs))
host-cxxmulti	:= $(addprefix $(obj)/,$(host-cxxmulti))
host-cxxobjs	:= $(addprefix $(obj)/,$(host-cxxobjs))
host-objdirs    := $(addprefix $(obj)/,$(host-objdirs))

HOST_EXTRACFLAGS += -I$(obj) -DCONFIG_=\"\"

$(host-csingle): %: %.c
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $< -o $@

$(host-cmulti): %: $(host-cobjs) $(host-cshlib)
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $(addprefix $(obj)/,$($(@F)-objs)) $(HOSTLOADLIBES_$(@F)) -o $@

$(host-cxxmulti): %: $(host-cxxobjs) $(host-cobjs) $(host-cshlib)
	$(HOSTCXX) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCXXFLAGS_$@) $(addprefix $(obj)/,$($(@F)-objs) $($(@F)-cxxobjs)) $(HOSTLOADLIBES_$(@F)) -o $@

$(obj)/%.o: %.c
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$(@F)) -c $< -o $@

$(obj)/%.o: $(obj)/%.c
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$(@F)) -c $< -o $@

$(obj)/%.o: %.cc
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCXXFLAGS_$(@F)) -c $< -o $@

$(obj)/%:: $(src)/%_shipped
	$(Q)cat $< > $@

clean:
	$(Q)rm -f $(addprefix $(obj)/,$(clean-files))
distclean: clean
	$(Q)rm -f $(addprefix $(obj)/,$(lxdialog) $(conf-objs) $(mconf-objs) $(kxgettext-objs) \
		$(hostprogs-y) $(qconf-cxxobjs) $(qconf-objs) $(gconf-objs) $(nconf-objs) \
		mconf .depend)

FORCE:
.PHONY: FORCE clean distclean