HOST_EXTRACFLAGS := -DLOCALE 
HOST_LOADLIBES   := -lncurses
HOSTCC = $(CCACHE) gcc

ifeq (/usr/include/ncurses/ncurses.h, $(wildcard /usr/include/ncurses/ncurses.h))
HOST_EXTRACFLAGS += -I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"
else
ifeq (/usr/include/ncurses/curses.h, $(wildcard /usr/include/ncurses/curses.h))
HOST_EXTRACFLAGS += -I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"
else
ifeq (/usr/include/ncurses.h, $(wildcard /usr/include/ncurses.h))
HOST_EXTRACFLAGS += -DCURSES_LOC="<ncurses.h>"
else
HOST_EXTRACFLAGS += -DCURSES_LOC="<curses.h>"
endif
endif
endif

ifeq ($(filter clean mrproper distclean,$(MAKECMDGOALS)),)
ifeq ($(filter -DCURSES_LOC%,$(HOST_EXTRACFLAGS)),)
$(error Unable to locate ncurses.h or curses.h)
endif
endif

host-progs	:= lxdialog
always		:= $(host-progs)

lxdialog-objs := checklist.o menubox.o textbox.o yesno.o inputbox.o \
		 util.o lxdialog.o msgbox.o

first_rule: ncurses lxdialog

.PHONY: ncurses
ncurses:
	@echo "main() {}" > lxtemp.c
	@if $(HOSTCC) lxtemp.c  $(HOST_LOADLIBES); then \
		rm -f lxtemp.c a.out; \
	else \
		rm -f lxtemp.c; \
		echo -e "\007" ;\
		echo ">> Unable to find the Ncurses libraries." ;\
		echo ">>" ;\
		echo ">> You must have Ncurses installed in order" ;\
		echo ">> to use 'make menuconfig'" ;\
		echo ;\
		exit 1 ;\
	fi

clean:
	rm -f $(lxdialog-objs) lxdialog

%.o: %.c
	$(HOSTCC) $(HOST_EXTRACFLAGS) -fPIC -c $^ -o $@

lxdialog: $(lxdialog-objs)
	$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES) $^ -o $@