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- # SPDX-License-Identifier: GPL-2.0-only
- # ===========================================================================
- # OpenWrt configuration targets
- .PHONY: clean all
- all: conf mconf
- clean:
- rm -f *.o lxdialog/*.o *.moc $(clean-files) conf mconf qconf nconf
- # This clean-files definition is here to ensure that temporary files from the
- # previous version are removed by make config-clean.
- # It should be removed or emptied when this Makefile get updated again.
- clean-files := zconf.tab.c zconf.lex.c zconf.hash.c .tmp_qtcheck
- # ===========================================================================
- # Variables needed by the upstream Makefile
- # Avoids displaying 'UPD mconf-cfg' in an otherwise quiet make menuconfig
- kecho:=true
- CONFIG_SHELL:=$(SHELL)
- srctree:=.
- src:=.
- obj:=.
- Q:=$(if $V,,@)
- cmd = $(cmd_$(1))
- dot-target = $(dir $@).$(notdir $@)
- # taken from ../Kbuild.include
- define filechk
- $(Q)set -e; \
- mkdir -p $(dir $@); \
- trap "rm -f $(dot-target).tmp" EXIT; \
- { $(filechk_$(1)); } > $(dot-target).tmp; \
- if [ ! -r $@ ] || ! cmp -s $@ $(dot-target).tmp; then \
- $(kecho) ' UPD $@'; \
- mv -f $(dot-target).tmp $@; \
- fi
- endef
- ### Stripped down upstream Makefile follows:
- # ===========================================================================
- # object files used by all kconfig flavours
- common-objs := confdata.o expr.o lexer.lex.o parser.tab.o preprocess.o \
- symbol.o util.o
- $(obj)/lexer.lex.o: $(obj)/parser.tab.h
- HOSTCFLAGS_lexer.lex.o := -I $(srctree)/$(src)
- HOSTCFLAGS_parser.tab.o := -I $(srctree)/$(src)
- # conf: Used for defconfig, oldconfig and related targets
- hostprogs-y += conf
- conf-objs := conf.o $(common-objs)
- # nconf: Used for the nconfig target based on ncurses
- hostprogs-y += nconf
- nconf-objs := nconf.o nconf.gui.o $(common-objs)
- HOSTLDLIBS_nconf = $(shell . $(obj)/nconf-cfg && echo $$libs)
- HOSTCFLAGS_nconf.o = $(shell . $(obj)/nconf-cfg && echo $$cflags)
- HOSTCFLAGS_nconf.gui.o = $(shell . $(obj)/nconf-cfg && echo $$cflags)
- $(obj)/nconf.o $(obj)/nconf.gui.o: $(obj)/nconf-cfg
- # mconf: Used for the menuconfig target based on lxdialog
- hostprogs-y += mconf
- lxdialog := $(addprefix lxdialog/, \
- checklist.o inputbox.o menubox.o textbox.o util.o yesno.o)
- mconf-objs := mconf.o $(lxdialog) $(common-objs)
- HOSTLDLIBS_mconf = $(shell . $(obj)/mconf-cfg && echo $$libs)
- $(foreach f, mconf.o $(lxdialog), \
- $(eval HOSTCFLAGS_$f = $$(shell . $(obj)/mconf-cfg && echo $$$$cflags)))
- $(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/mconf-cfg
- # qconf: Used for the xconfig target based on Qt
- hostprogs-y += qconf
- qconf-cxxobjs := qconf.o
- qconf-objs := images.o $(common-objs)
- HOSTLDLIBS_qconf = $(shell . $(obj)/qconf-cfg && echo $$libs)
- HOSTCXXFLAGS_qconf.o = $(shell . $(obj)/qconf-cfg && echo $$cflags)
- $(obj)/qconf.o: $(obj)/qconf-cfg $(obj)/qconf.moc
- quiet_cmd_moc = MOC $@
- cmd_moc = $(shell . $(obj)/qconf-cfg && echo $$moc) -i $< -o $@
- $(obj)/%.moc: $(src)/%.h $(obj)/qconf-cfg
- $(call cmd,moc)
- # check if necessary packages are available, and configure build flags
- filechk_conf_cfg = $(CONFIG_SHELL) $<
- $(obj)/%conf-cfg: $(src)/%conf-cfg.sh FORCE
- $(call filechk,conf_cfg)
- clean-files += *conf-cfg
- # ===========================================================================
- # OpenWrt rules and final adjustments that need to be made after reading the
- # full upstream Makefile
- FORCE:
- ifdef BUILD_SHIPPED_FILES
- shipped-files := lexer.lex.c parser.tab.c parser.tab.h
- clean-files += $(shipped-files)
- .SECONDARY: $(shipped-files)
- %.tab.c %.tab.h: %.y
- bison -l -d -b $* $<
- %.lex.c: %.l
- flex -L -o$@ $<
- endif
- $(foreach f, mconf.o $(lxdialog), \
- $(eval $f: CFLAGS+=$$(HOSTCFLAGS_$f)))
- $(obj)/lexer.lex.o: CFLAGS += $(HOSTCFLAGS_lexer.lex.o)
- $(obj)/parser.tab.o: CFLAGS += $(HOSTCFLAGS_parser.tab.o)
- $(obj)/qconf.o: CXXFLAGS+=$(HOSTCXXFLAGS_qconf.o)
- conf: $(conf-objs)
- # The *conf-cfg file is used (then filtered out) as the first prerequisite to
- # avoid sourcing it before the script is built, when trying to compute CFLAGS
- # for the actual first prerequisite. This avoids errors like:
- # '/bin/sh: ./mconf-cfg: No such file or directory'
- mconf: mconf-cfg $(mconf-objs)
- $(CC) -o $@ $(filter-out mconf-cfg,$^) $(HOSTLDLIBS_mconf)
- nconf: nconf-cfg $(nconf-objs)
- $(CC) -o $@ $(filter-out nconf-cfg,$^) $(HOSTLDLIBS_nconf)
- qconf: qconf-cfg $(qconf-cxxobjs) $(qconf-objs)
- $(CXX) -o $@ $(filter-out qconf-cfg,$^) $(HOSTLDLIBS_qconf)
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