1# =========================================================================== 2# Kernel configuration targets 3# These targets are used from top-level makefile 4 5PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \ 6 localmodconfig localyesconfig 7 8ifdef KBUILD_KCONFIG 9Kconfig := $(KBUILD_KCONFIG) 10else 11Kconfig := Kconfig 12endif 13 14# We need this, in case the user has it in its environment 15unexport CONFIG_ 16 17xconfig: $(obj)/qconf 18 $< $(Kconfig) 19 20gconfig: $(obj)/gconf 21 $< $(Kconfig) 22 23menuconfig: $(obj)/mconf 24 $< $(Kconfig) 25 26config: $(obj)/conf 27 $< --oldaskconfig $(Kconfig) 28 29nconfig: $(obj)/nconf 30 $< $(Kconfig) 31 32oldconfig: $(obj)/conf 33 $< --$@ $(Kconfig) 34 35silentoldconfig: $(obj)/conf 36 $(Q)mkdir -p include/config include/generated 37 $< --$@ $(Kconfig) 38 39localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf 40 $(Q)mkdir -p include/config include/generated 41 $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config 42 $(Q)if [ -f .config ]; then \ 43 cmp -s .tmp.config .config || \ 44 (mv -f .config .config.old.1; \ 45 mv -f .tmp.config .config; \ 46 $(obj)/conf --silentoldconfig $(Kconfig); \ 47 mv -f .config.old.1 .config.old) \ 48 else \ 49 mv -f .tmp.config .config; \ 50 $(obj)/conf --silentoldconfig $(Kconfig); \ 51 fi 52 $(Q)rm -f .tmp.config 53 54# Create new linux.pot file 55# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files 56update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h 57 $(Q)echo " GEN config.pot" 58 $(Q)xgettext --default-domain=linux \ 59 --add-comments --keyword=_ --keyword=N_ \ 60 --from-code=UTF-8 \ 61 --files-from=$(srctree)/scripts/kconfig/POTFILES.in \ 62 --directory=$(srctree) --directory=$(objtree) \ 63 --output $(obj)/config.pot 64 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot 65 $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \ 66 $(srctree)/arch/*/um/Kconfig`; \ 67 do \ 68 echo " GEN $$i"; \ 69 $(obj)/kxgettext $$i \ 70 >> $(obj)/config.pot; \ 71 done ) 72 $(Q)echo " GEN linux.pot" 73 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ 74 --output $(obj)/linux.pot 75 $(Q)rm -f $(obj)/config.pot 76 77PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig 78 79allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf 80 $< --$@ $(Kconfig) 81 82PHONY += listnewconfig olddefconfig oldnoconfig savedefconfig defconfig 83 84listnewconfig olddefconfig: $(obj)/conf 85 $< --$@ $(Kconfig) 86 87# oldnoconfig is an alias of olddefconfig, because people already are dependent 88# on its behavior(sets new symbols to their default value but not 'n') with the 89# counter-intuitive name. 90oldnoconfig: $(obj)/conf 91 $< --olddefconfig $(Kconfig) 92 93savedefconfig: $(obj)/conf 94 $< --$@=defconfig $(Kconfig) 95 96defconfig: $(obj)/conf 97ifeq ($(KBUILD_DEFCONFIG),) 98 $< --defconfig $(Kconfig) 99else 100 @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" 101 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) 102endif 103 104%_defconfig: $(obj)/conf 105 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) 106 107configfiles=$(wildcard $(srctree)/kernel/configs/$(1).config $(srctree)/arch/$(SRCARCH)/configs/$(1).config) 108 109define mergeconfig 110$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target)) 111$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture)) 112$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1)) 113$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig 114endef 115 116PHONY += kvmconfig 117kvmconfig: 118 $(call mergeconfig,kvm_guest) 119 120PHONY += tinyconfig 121tinyconfig: allnoconfig 122 $(call mergeconfig,tiny) 123 124# Help text used by make help 125help: 126 @echo ' config - Update current config utilising a line-oriented program' 127 @echo ' nconfig - Update current config utilising a ncurses menu based program' 128 @echo ' menuconfig - Update current config utilising a menu based program' 129 @echo ' xconfig - Update current config utilising a QT based front-end' 130 @echo ' gconfig - Update current config utilising a GTK based front-end' 131 @echo ' oldconfig - Update current config utilising a provided .config as base' 132 @echo ' localmodconfig - Update current config disabling modules not loaded' 133 @echo ' localyesconfig - Update current config converting local mods to core' 134 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' 135 @echo ' defconfig - New config with default from ARCH supplied defconfig' 136 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' 137 @echo ' allnoconfig - New config where all options are answered with no' 138 @echo ' allyesconfig - New config where all options are accepted with yes' 139 @echo ' allmodconfig - New config selecting modules when possible' 140 @echo ' alldefconfig - New config with all symbols set to default' 141 @echo ' randconfig - New config with random answer to all options' 142 @echo ' listnewconfig - List new options' 143 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' 144 @echo ' kvmconfig - Enable additional options for guest kernel support' 145 @echo ' tinyconfig - Configure the tiniest possible kernel' 146 147# lxdialog stuff 148check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh 149 150# Use recursively expanded variables so we do not call gcc unless 151# we really need to do so. (Do not call gcc as part of make mrproper) 152HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ 153 -DLOCALE 154 155# =========================================================================== 156# Shared Makefile for the various kconfig executables: 157# conf: Used for defconfig, oldconfig and related targets 158# nconf: Used for the nconfig target. 159# Utilizes ncurses 160# mconf: Used for the menuconfig target 161# Utilizes the lxdialog package 162# qconf: Used for the xconfig target 163# Based on QT which needs to be installed to compile it 164# gconf: Used for the gconfig target 165# Based on GTK which needs to be installed to compile it 166# object files used by all kconfig flavours 167 168lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o 169lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o 170 171conf-objs := conf.o zconf.tab.o 172mconf-objs := mconf.o zconf.tab.o $(lxdialog) 173nconf-objs := nconf.o zconf.tab.o nconf.gui.o 174kxgettext-objs := kxgettext.o zconf.tab.o 175qconf-cxxobjs := qconf.o 176qconf-objs := zconf.tab.o 177gconf-objs := gconf.o zconf.tab.o 178 179hostprogs-y := conf nconf mconf kxgettext qconf gconf 180 181clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck 182clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h 183clean-files += config.pot linux.pot 184 185# Check that we have the required ncurses stuff installed for lxdialog (menuconfig) 186PHONY += $(obj)/dochecklxdialog 187$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog 188$(obj)/dochecklxdialog: 189 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) 190 191always := dochecklxdialog 192 193# Add environment specific flags 194HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) 195 196# generated files seem to need this to find local include files 197HOSTCFLAGS_zconf.lex.o := -I$(src) 198HOSTCFLAGS_zconf.tab.o := -I$(src) 199 200LEX_PREFIX_zconf := zconf 201YACC_PREFIX_zconf := zconf 202 203HOSTLOADLIBES_qconf = $(KC_QT_LIBS) 204HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) 205 206HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` 207HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ 208 -Wno-missing-prototypes 209 210HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) 211 212HOSTLOADLIBES_nconf = $(shell \ 213 pkg-config --libs menuw panelw ncursesw 2>/dev/null \ 214 || pkg-config --libs menu panel ncurses 2>/dev/null \ 215 || echo "-lmenu -lpanel -lncurses" ) 216$(obj)/qconf.o: $(obj)/.tmp_qtcheck 217 218ifeq ($(MAKECMDGOALS),xconfig) 219$(obj)/.tmp_qtcheck: $(src)/Makefile 220-include $(obj)/.tmp_qtcheck 221 222# QT needs some extra effort... 223$(obj)/.tmp_qtcheck: 224 @set -e; echo " CHECK qt"; dir=""; pkg=""; \ 225 if ! pkg-config --exists QtCore 2> /dev/null; then \ 226 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \ 227 pkg-config --exists qt 2> /dev/null && pkg=qt; \ 228 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \ 229 if [ -n "$$pkg" ]; then \ 230 cflags="\$$(shell pkg-config $$pkg --cflags)"; \ 231 libs="\$$(shell pkg-config $$pkg --libs)"; \ 232 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \ 233 dir="$$(pkg-config $$pkg --variable=prefix)"; \ 234 else \ 235 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \ 236 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \ 237 done; \ 238 if [ -z "$$dir" ]; then \ 239 echo >&2 "*"; \ 240 echo >&2 "* Unable to find any QT installation. Please make sure that"; \ 241 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \ 242 echo >&2 "* either qmake can be found or install pkg-config or set"; \ 243 echo >&2 "* the QTDIR environment variable to the correct location."; \ 244 echo >&2 "*"; \ 245 false; \ 246 fi; \ 247 libpath=$$dir/lib; lib=qt; osdir=""; \ 248 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \ 249 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \ 250 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \ 251 test -f $$libpath/libqt-mt.so && lib=qt-mt; \ 252 cflags="-I$$dir/include"; \ 253 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \ 254 moc="$$dir/bin/moc"; \ 255 fi; \ 256 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \ 257 echo "*"; \ 258 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \ 259 echo "*"; \ 260 moc="/usr/bin/moc"; \ 261 fi; \ 262 else \ 263 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \ 264 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \ 265 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \ 266 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \ 267 fi; \ 268 echo "KC_QT_CFLAGS=$$cflags" > $@; \ 269 echo "KC_QT_LIBS=$$libs" >> $@; \ 270 echo "KC_QT_MOC=$$moc" >> $@ 271endif 272 273$(obj)/gconf.o: $(obj)/.tmp_gtkcheck 274 275ifeq ($(MAKECMDGOALS),gconfig) 276-include $(obj)/.tmp_gtkcheck 277 278# GTK needs some extra effort, too... 279$(obj)/.tmp_gtkcheck: 280 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ 281 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ 282 touch $@; \ 283 else \ 284 echo >&2 "*"; \ 285 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ 286 echo >&2 "*"; \ 287 false; \ 288 fi \ 289 else \ 290 echo >&2 "*"; \ 291 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ 292 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ 293 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ 294 echo >&2 "*"; \ 295 false; \ 296 fi 297endif 298 299$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c 300 301$(obj)/qconf.o: $(obj)/qconf.moc 302 303quiet_cmd_moc = MOC $@ 304 cmd_moc = $(KC_QT_MOC) -i $< -o $@ 305 306$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck 307 $(call cmd,moc) 308 309# Extract gconf menu items for I18N support 310$(obj)/gconf.glade.h: $(obj)/gconf.glade 311 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ 312 $(obj)/gconf.glade 313