# =========================================================================== # Kernel configuration targets # These targets are used from top-level makefile PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \ localmodconfig localyesconfig ifdef KBUILD_KCONFIG Kconfig := $(KBUILD_KCONFIG) else Kconfig := Kconfig endif ifeq ($(quiet),silent_) silent := -s endif # We need this, in case the user has it in its environment unexport CONFIG_ xconfig: $(obj)/qconf $< $(silent) $(Kconfig) gconfig: $(obj)/gconf $< $(silent) $(Kconfig) menuconfig: $(obj)/mconf $< $(silent) $(Kconfig) config: $(obj)/conf $< $(silent) --oldaskconfig $(Kconfig) nconfig: $(obj)/nconf $< $(silent) $(Kconfig) silentoldconfig: $(obj)/conf $(Q)mkdir -p include/config include/generated $< $(silent) --$@ $(Kconfig) localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf $(Q)mkdir -p include/config include/generated $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config $(Q)if [ -f .config ]; then \ cmp -s .tmp.config .config || \ (mv -f .config .config.old.1; \ mv -f .tmp.config .config; \ $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \ mv -f .config.old.1 .config.old) \ else \ mv -f .tmp.config .config; \ $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \ fi $(Q)rm -f .tmp.config # Create new linux.pot file # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h $(Q)$(kecho) " GEN config.pot" $(Q)xgettext --default-domain=linux \ --add-comments --keyword=_ --keyword=N_ \ --from-code=UTF-8 \ --files-from=$(srctree)/scripts/kconfig/POTFILES.in \ --directory=$(srctree) --directory=$(objtree) \ --output $(obj)/config.pot $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \ $(srctree)/arch/*/um/Kconfig`; \ do \ $(kecho) " GEN $$i"; \ $(obj)/kxgettext $$i \ >> $(obj)/config.pot; \ done ) $(Q)$(kecho) " GEN linux.pot" $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ --output $(obj)/linux.pot $(Q)rm -f $(obj)/config.pot # These targets map 1:1 to the commandline options of 'conf' simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \ alldefconfig randconfig listnewconfig olddefconfig PHONY += $(simple-targets) $(simple-targets): $(obj)/conf $< $(silent) --$@ $(Kconfig) PHONY += oldnoconfig savedefconfig defconfig # oldnoconfig is an alias of olddefconfig, because people already are dependent # on its behavior (sets new symbols to their default value but not 'n') with the # counter-intuitive name. oldnoconfig: olddefconfig savedefconfig: $(obj)/conf $< $(silent) --$@=defconfig $(Kconfig) defconfig: $(obj)/conf ifeq ($(KBUILD_DEFCONFIG),) $< $(silent) --defconfig $(Kconfig) else @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) endif %_defconfig: $(obj)/conf $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@) %.config: $(obj)/conf $(if $(call configfiles),, $(error No configuration exists for this target on this architecture)) $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles) +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig PHONY += kvmconfig kvmconfig: kvm_guest.config @: PHONY += xenconfig xenconfig: xen.config @: PHONY += tinyconfig tinyconfig: $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config # Help text used by make help help: @echo ' config - Update current config utilising a line-oriented program' @echo ' nconfig - Update current config utilising a ncurses menu based' @echo ' program' @echo ' menuconfig - Update current config utilising a menu based program' @echo ' xconfig - Update current config utilising a Qt based front-end' @echo ' gconfig - Update current config utilising a GTK+ based front-end' @echo ' oldconfig - Update current config utilising a provided .config as base' @echo ' localmodconfig - Update current config disabling modules not loaded' @echo ' localyesconfig - Update current config converting local mods to core' @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' @echo ' defconfig - New config with default from ARCH supplied defconfig' @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' @echo ' allnoconfig - New config where all options are answered with no' @echo ' allyesconfig - New config where all options are accepted with yes' @echo ' allmodconfig - New config selecting modules when possible' @echo ' alldefconfig - New config with all symbols set to default' @echo ' randconfig - New config with random answer to all options' @echo ' listnewconfig - List new options' @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their' @echo ' default value' @echo ' kvmconfig - Enable additional options for kvm guest kernel support' @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support' @echo ' tinyconfig - Configure the tiniest possible kernel' # lxdialog stuff check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh # Use recursively expanded variables so we do not call gcc unless # we really need to do so. (Do not call gcc as part of make mrproper) HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ -DLOCALE # =========================================================================== # Shared Makefile for the various kconfig executables: # conf: Used for defconfig, oldconfig and related targets # nconf: Used for the nconfig target. # Utilizes ncurses # mconf: Used for the menuconfig target # Utilizes the lxdialog package # qconf: Used for the xconfig target # Based on Qt which needs to be installed to compile it # gconf: Used for the gconfig target # Based on GTK+ which needs to be installed to compile it # object files used by all kconfig flavours lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o conf-objs := conf.o zconf.tab.o mconf-objs := mconf.o zconf.tab.o $(lxdialog) nconf-objs := nconf.o zconf.tab.o nconf.gui.o kxgettext-objs := kxgettext.o zconf.tab.o qconf-cxxobjs := qconf.o qconf-objs := zconf.tab.o gconf-objs := gconf.o zconf.tab.o hostprogs-y := conf nconf mconf kxgettext qconf gconf clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h clean-files += config.pot linux.pot # Check that we have the required ncurses stuff installed for lxdialog (menuconfig) PHONY += $(obj)/dochecklxdialog $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog $(obj)/dochecklxdialog: $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) always := dochecklxdialog # Add environment specific flags HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) # generated files seem to need this to find local include files HOSTCFLAGS_zconf.lex.o := -I$(src) HOSTCFLAGS_zconf.tab.o := -I$(src) LEX_PREFIX_zconf := zconf YACC_PREFIX_zconf := zconf HOSTLOADLIBES_qconf = $(KC_QT_LIBS) HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ -Wno-missing-prototypes HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) HOSTLOADLIBES_nconf = $(shell \ pkg-config --libs menuw panelw ncursesw 2>/dev/null \ || pkg-config --libs menu panel ncurses 2>/dev/null \ || echo "-lmenu -lpanel -lncurses" ) $(obj)/qconf.o: $(obj)/.tmp_qtcheck ifeq ($(MAKECMDGOALS),xconfig) $(obj)/.tmp_qtcheck: $(src)/Makefile -include $(obj)/.tmp_qtcheck # Qt needs some extra effort... $(obj)/.tmp_qtcheck: @set -e; $(kecho) " CHECK qt"; \ if pkg-config --exists Qt5Core; then \ cflags="-std=c++11 -fPIC `pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets`"; \ libs=`pkg-config --libs Qt5Core Qt5Gui Qt5Widgets`; \ moc=`pkg-config --variable=host_bins Qt5Core`/moc; \ elif pkg-config --exists QtCore; then \ cflags=`pkg-config --cflags QtCore QtGui`; \ libs=`pkg-config --libs QtCore QtGui`; \ moc=`pkg-config --variable=moc_location QtCore`; \ else \ echo >&2 "*"; \ echo >&2 "* Could not find Qt via pkg-config."; \ echo >&2 "* Please install either Qt 4.8 or 5.x. and make sure it's in PKG_CONFIG_PATH"; \ echo >&2 "*"; \ exit 1; \ fi; \ echo "KC_QT_CFLAGS=$$cflags" > $@; \ echo "KC_QT_LIBS=$$libs" >> $@; \ echo "KC_QT_MOC=$$moc" >> $@ endif $(obj)/gconf.o: $(obj)/.tmp_gtkcheck ifeq ($(MAKECMDGOALS),gconfig) -include $(obj)/.tmp_gtkcheck # GTK+ needs some extra effort, too... $(obj)/.tmp_gtkcheck: @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ touch $@; \ else \ echo >&2 "*"; \ echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ echo >&2 "*"; \ false; \ fi \ else \ echo >&2 "*"; \ echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ echo >&2 "*"; \ false; \ fi endif $(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c $(obj)/qconf.o: $(obj)/qconf.moc quiet_cmd_moc = MOC $@ cmd_moc = $(KC_QT_MOC) -i $< -o $@ $(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck $(call cmd,moc) # Extract gconf menu items for i18n support $(obj)/gconf.glade.h: $(obj)/gconf.glade $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ $(obj)/gconf.glade