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 8# Added for U-Boot 9# Linux has defconfig files in arch/$(SRCARCH)/configs/, 10# on the other hand, U-Boot does in configs/. 11# Set SRCARCH to .. fake this Makefile. 12SRCARCH := .. 13 14ifdef KBUILD_KCONFIG 15Kconfig := $(KBUILD_KCONFIG) 16else 17Kconfig := Kconfig 18endif 19 20# We need this, in case the user has it in its environment 21unexport CONFIG_ 22 23xconfig: $(obj)/qconf 24 $< $(Kconfig) 25 26gconfig: $(obj)/gconf 27 $< $(Kconfig) 28 29menuconfig: $(obj)/mconf 30 $< $(Kconfig) 31 32config: $(obj)/conf 33 $< --oldaskconfig $(Kconfig) 34 35nconfig: $(obj)/nconf 36 $< $(Kconfig) 37 38oldconfig: $(obj)/conf 39 $< --$@ $(Kconfig) 40 41silentoldconfig: $(obj)/conf 42 $(Q)mkdir -p include/config include/generated 43 $< --$@ $(Kconfig) 44 45localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf 46 $(Q)mkdir -p include/config include/generated 47 $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config 48 $(Q)if [ -f .config ]; then \ 49 cmp -s .tmp.config .config || \ 50 (mv -f .config .config.old.1; \ 51 mv -f .tmp.config .config; \ 52 $(obj)/conf --silentoldconfig $(Kconfig); \ 53 mv -f .config.old.1 .config.old) \ 54 else \ 55 mv -f .tmp.config .config; \ 56 $(obj)/conf --silentoldconfig $(Kconfig); \ 57 fi 58 $(Q)rm -f .tmp.config 59 60# Create new linux.pot file 61# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files 62update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h 63 $(Q)echo " GEN config.pot" 64 $(Q)xgettext --default-domain=linux \ 65 --add-comments --keyword=_ --keyword=N_ \ 66 --from-code=UTF-8 \ 67 --files-from=$(srctree)/scripts/kconfig/POTFILES.in \ 68 --directory=$(srctree) --directory=$(objtree) \ 69 --output $(obj)/config.pot 70 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot 71 $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \ 72 $(srctree)/arch/*/um/Kconfig`; \ 73 do \ 74 echo " GEN $$i"; \ 75 $(obj)/kxgettext $$i \ 76 >> $(obj)/config.pot; \ 77 done ) 78 $(Q)echo " GEN linux.pot" 79 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ 80 --output $(obj)/linux.pot 81 $(Q)rm -f $(obj)/config.pot 82 83PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig 84 85allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf 86 $< --$@ $(Kconfig) 87 88PHONY += listnewconfig olddefconfig oldnoconfig savedefconfig defconfig 89 90listnewconfig olddefconfig: $(obj)/conf 91 $< --$@ $(Kconfig) 92 93# oldnoconfig is an alias of olddefconfig, because people already are dependent 94# on its behavior(sets new symbols to their default value but not 'n') with the 95# counter-intuitive name. 96oldnoconfig: $(obj)/conf 97 $< --olddefconfig $(Kconfig) 98 99savedefconfig: $(obj)/conf 100 $< --$@=defconfig $(Kconfig) 101 102defconfig: $(obj)/conf 103ifeq ($(KBUILD_DEFCONFIG),) 104 $< --defconfig $(Kconfig) 105else 106 @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" 107 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) 108endif 109 110%_defconfig: $(obj)/conf 111 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) 112 113# Added for U-Boot (backward compatibility) 114%_config: %_defconfig 115 @: 116 117configfiles=$(wildcard $(srctree)/kernel/configs/$(1).config $(srctree)/arch/$(SRCARCH)/configs/$(1).config) 118 119define mergeconfig 120$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target)) 121$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture)) 122$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1)) 123$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig 124endef 125 126PHONY += kvmconfig 127kvmconfig: 128 $(call mergeconfig,kvm_guest) 129 130PHONY += tinyconfig 131tinyconfig: allnoconfig 132 $(call mergeconfig,tiny) 133 134# Help text used by make help 135help: 136 @echo ' config - Update current config utilising a line-oriented program' 137 @echo ' nconfig - Update current config utilising a ncurses menu based program' 138 @echo ' menuconfig - Update current config utilising a menu based program' 139 @echo ' xconfig - Update current config utilising a QT based front-end' 140 @echo ' gconfig - Update current config utilising a GTK based front-end' 141 @echo ' oldconfig - Update current config utilising a provided .config as base' 142 @echo ' localmodconfig - Update current config disabling modules not loaded' 143 @echo ' localyesconfig - Update current config converting local mods to core' 144 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' 145 @echo ' defconfig - New config with default from ARCH supplied defconfig' 146 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' 147 @echo ' allnoconfig - New config where all options are answered with no' 148 @echo ' allyesconfig - New config where all options are accepted with yes' 149 @echo ' allmodconfig - New config selecting modules when possible' 150 @echo ' alldefconfig - New config with all symbols set to default' 151 @echo ' randconfig - New config with random answer to all options' 152 @echo ' listnewconfig - List new options' 153 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' 154# @echo ' kvmconfig - Enable additional options for guest kernel support' 155# @echo ' tinyconfig - Configure the tiniest possible kernel' 156 157# lxdialog stuff 158check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh 159 160# Use recursively expanded variables so we do not call gcc unless 161# we really need to do so. (Do not call gcc as part of make mrproper) 162HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ 163 -DLOCALE 164 165# =========================================================================== 166# Shared Makefile for the various kconfig executables: 167# conf: Used for defconfig, oldconfig and related targets 168# nconf: Used for the nconfig target. 169# Utilizes ncurses 170# mconf: Used for the menuconfig target 171# Utilizes the lxdialog package 172# qconf: Used for the xconfig target 173# Based on QT which needs to be installed to compile it 174# gconf: Used for the gconfig target 175# Based on GTK which needs to be installed to compile it 176# object files used by all kconfig flavours 177 178lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o 179lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o 180 181conf-objs := conf.o zconf.tab.o 182mconf-objs := mconf.o zconf.tab.o $(lxdialog) 183nconf-objs := nconf.o zconf.tab.o nconf.gui.o 184kxgettext-objs := kxgettext.o zconf.tab.o 185qconf-cxxobjs := qconf.o 186qconf-objs := zconf.tab.o 187gconf-objs := gconf.o zconf.tab.o 188 189hostprogs-y := conf nconf mconf kxgettext qconf gconf 190 191clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck 192clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h 193clean-files += config.pot linux.pot 194 195# Check that we have the required ncurses stuff installed for lxdialog (menuconfig) 196PHONY += $(obj)/dochecklxdialog 197$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog 198$(obj)/dochecklxdialog: 199 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) 200 201always := dochecklxdialog 202 203# Add environment specific flags 204HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) 205 206# generated files seem to need this to find local include files 207HOSTCFLAGS_zconf.lex.o := -I$(src) 208HOSTCFLAGS_zconf.tab.o := -I$(src) 209 210LEX_PREFIX_zconf := zconf 211YACC_PREFIX_zconf := zconf 212 213HOSTLOADLIBES_qconf = $(KC_QT_LIBS) 214HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) 215 216HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` 217HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ 218 -Wno-missing-prototypes 219 220HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) 221 222HOSTLOADLIBES_nconf = $(shell \ 223 pkg-config --libs menuw panelw ncursesw 2>/dev/null \ 224 || pkg-config --libs menu panel ncurses 2>/dev/null \ 225 || echo "-lmenu -lpanel -lncurses" ) 226$(obj)/qconf.o: $(obj)/.tmp_qtcheck 227 228ifeq ($(MAKECMDGOALS),xconfig) 229$(obj)/.tmp_qtcheck: $(src)/Makefile 230-include $(obj)/.tmp_qtcheck 231 232# QT needs some extra effort... 233$(obj)/.tmp_qtcheck: 234 @set -e; echo " CHECK qt"; dir=""; pkg=""; \ 235 if ! pkg-config --exists QtCore 2> /dev/null; then \ 236 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \ 237 pkg-config --exists qt 2> /dev/null && pkg=qt; \ 238 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \ 239 if [ -n "$$pkg" ]; then \ 240 cflags="\$$(shell pkg-config $$pkg --cflags)"; \ 241 libs="\$$(shell pkg-config $$pkg --libs)"; \ 242 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \ 243 dir="$$(pkg-config $$pkg --variable=prefix)"; \ 244 else \ 245 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \ 246 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \ 247 done; \ 248 if [ -z "$$dir" ]; then \ 249 echo >&2 "*"; \ 250 echo >&2 "* Unable to find any QT installation. Please make sure that"; \ 251 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \ 252 echo >&2 "* either qmake can be found or install pkg-config or set"; \ 253 echo >&2 "* the QTDIR environment variable to the correct location."; \ 254 echo >&2 "*"; \ 255 false; \ 256 fi; \ 257 libpath=$$dir/lib; lib=qt; osdir=""; \ 258 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \ 259 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \ 260 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \ 261 test -f $$libpath/libqt-mt.so && lib=qt-mt; \ 262 cflags="-I$$dir/include"; \ 263 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \ 264 moc="$$dir/bin/moc"; \ 265 fi; \ 266 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \ 267 echo "*"; \ 268 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \ 269 echo "*"; \ 270 moc="/usr/bin/moc"; \ 271 fi; \ 272 else \ 273 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \ 274 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \ 275 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \ 276 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \ 277 fi; \ 278 echo "KC_QT_CFLAGS=$$cflags" > $@; \ 279 echo "KC_QT_LIBS=$$libs" >> $@; \ 280 echo "KC_QT_MOC=$$moc" >> $@ 281endif 282 283$(obj)/gconf.o: $(obj)/.tmp_gtkcheck 284 285ifeq ($(MAKECMDGOALS),gconfig) 286-include $(obj)/.tmp_gtkcheck 287 288# GTK needs some extra effort, too... 289$(obj)/.tmp_gtkcheck: 290 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ 291 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ 292 touch $@; \ 293 else \ 294 echo >&2 "*"; \ 295 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ 296 echo >&2 "*"; \ 297 false; \ 298 fi \ 299 else \ 300 echo >&2 "*"; \ 301 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ 302 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ 303 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ 304 echo >&2 "*"; \ 305 false; \ 306 fi 307endif 308 309$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c 310 311$(obj)/qconf.o: $(obj)/qconf.moc 312 313quiet_cmd_moc = MOC $@ 314 cmd_moc = $(KC_QT_MOC) -i $< -o $@ 315 316$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck 317 $(call cmd,moc) 318 319# Extract gconf menu items for I18N support 320$(obj)/gconf.glade.h: $(obj)/gconf.glade 321 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ 322 $(obj)/gconf.glade 323