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) 119 120# Help text used by make help 121help: 122 @echo ' config - Update current config utilising a line-oriented program' 123 @echo ' nconfig - Update current config utilising a ncurses menu based program' 124 @echo ' menuconfig - Update current config utilising a menu based program' 125 @echo ' xconfig - Update current config utilising a QT based front-end' 126 @echo ' gconfig - Update current config utilising a GTK based front-end' 127 @echo ' oldconfig - Update current config utilising a provided .config as base' 128 @echo ' localmodconfig - Update current config disabling modules not loaded' 129 @echo ' localyesconfig - Update current config converting local mods to core' 130 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' 131 @echo ' defconfig - New config with default from ARCH supplied defconfig' 132 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' 133 @echo ' allnoconfig - New config where all options are answered with no' 134 @echo ' allyesconfig - New config where all options are accepted with yes' 135 @echo ' allmodconfig - New config selecting modules when possible' 136 @echo ' alldefconfig - New config with all symbols set to default' 137 @echo ' randconfig - New config with random answer to all options' 138 @echo ' listnewconfig - List new options' 139 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' 140 @echo ' kvmconfig - Enable additional options for guest kernel support' 141 142# lxdialog stuff 143check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh 144 145# Use recursively expanded variables so we do not call gcc unless 146# we really need to do so. (Do not call gcc as part of make mrproper) 147HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ 148 -DLOCALE 149 150# =========================================================================== 151# Shared Makefile for the various kconfig executables: 152# conf: Used for defconfig, oldconfig and related targets 153# nconf: Used for the nconfig target. 154# Utilizes ncurses 155# mconf: Used for the menuconfig target 156# Utilizes the lxdialog package 157# qconf: Used for the xconfig target 158# Based on QT which needs to be installed to compile it 159# gconf: Used for the gconfig target 160# Based on GTK which needs to be installed to compile it 161# object files used by all kconfig flavours 162 163lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o 164lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o 165 166conf-objs := conf.o zconf.tab.o 167mconf-objs := mconf.o zconf.tab.o $(lxdialog) 168nconf-objs := nconf.o zconf.tab.o nconf.gui.o 169kxgettext-objs := kxgettext.o zconf.tab.o 170qconf-cxxobjs := qconf.o 171qconf-objs := zconf.tab.o 172gconf-objs := gconf.o zconf.tab.o 173 174hostprogs-y := conf 175 176ifeq ($(MAKECMDGOALS),nconfig) 177 hostprogs-y += nconf 178endif 179 180ifeq ($(MAKECMDGOALS),menuconfig) 181 hostprogs-y += mconf 182endif 183 184ifeq ($(MAKECMDGOALS),update-po-config) 185 hostprogs-y += kxgettext 186endif 187 188ifeq ($(MAKECMDGOALS),xconfig) 189 qconf-target := 1 190endif 191ifeq ($(MAKECMDGOALS),gconfig) 192 gconf-target := 1 193endif 194 195 196ifeq ($(qconf-target),1) 197 hostprogs-y += qconf 198endif 199 200ifeq ($(gconf-target),1) 201 hostprogs-y += gconf 202endif 203 204clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck 205clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h 206clean-files += mconf qconf gconf nconf 207clean-files += config.pot linux.pot 208 209# Check that we have the required ncurses stuff installed for lxdialog (menuconfig) 210PHONY += $(obj)/dochecklxdialog 211$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog 212$(obj)/dochecklxdialog: 213 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) 214 215always := dochecklxdialog 216 217# Add environment specific flags 218HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) 219 220# generated files seem to need this to find local include files 221HOSTCFLAGS_zconf.lex.o := -I$(src) 222HOSTCFLAGS_zconf.tab.o := -I$(src) 223 224LEX_PREFIX_zconf := zconf 225YACC_PREFIX_zconf := zconf 226 227HOSTLOADLIBES_qconf = $(KC_QT_LIBS) 228HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) 229 230HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` 231HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ 232 -Wno-missing-prototypes 233 234HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) 235 236HOSTLOADLIBES_nconf = $(shell \ 237 pkg-config --libs menu panel ncurses 2>/dev/null \ 238 || echo "-lmenu -lpanel -lncurses" ) 239$(obj)/qconf.o: $(obj)/.tmp_qtcheck 240 241ifeq ($(qconf-target),1) 242$(obj)/.tmp_qtcheck: $(src)/Makefile 243-include $(obj)/.tmp_qtcheck 244 245# QT needs some extra effort... 246$(obj)/.tmp_qtcheck: 247 @set -e; echo " CHECK qt"; dir=""; pkg=""; \ 248 if ! pkg-config --exists QtCore 2> /dev/null; then \ 249 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \ 250 pkg-config --exists qt 2> /dev/null && pkg=qt; \ 251 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \ 252 if [ -n "$$pkg" ]; then \ 253 cflags="\$$(shell pkg-config $$pkg --cflags)"; \ 254 libs="\$$(shell pkg-config $$pkg --libs)"; \ 255 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \ 256 dir="$$(pkg-config $$pkg --variable=prefix)"; \ 257 else \ 258 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \ 259 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \ 260 done; \ 261 if [ -z "$$dir" ]; then \ 262 echo >&2 "*"; \ 263 echo >&2 "* Unable to find any QT installation. Please make sure that"; \ 264 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \ 265 echo >&2 "* either qmake can be found or install pkg-config or set"; \ 266 echo >&2 "* the QTDIR environment variable to the correct location."; \ 267 echo >&2 "*"; \ 268 false; \ 269 fi; \ 270 libpath=$$dir/lib; lib=qt; osdir=""; \ 271 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \ 272 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \ 273 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \ 274 test -f $$libpath/libqt-mt.so && lib=qt-mt; \ 275 cflags="-I$$dir/include"; \ 276 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \ 277 moc="$$dir/bin/moc"; \ 278 fi; \ 279 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \ 280 echo "*"; \ 281 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \ 282 echo "*"; \ 283 moc="/usr/bin/moc"; \ 284 fi; \ 285 else \ 286 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \ 287 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \ 288 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \ 289 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \ 290 fi; \ 291 echo "KC_QT_CFLAGS=$$cflags" > $@; \ 292 echo "KC_QT_LIBS=$$libs" >> $@; \ 293 echo "KC_QT_MOC=$$moc" >> $@ 294endif 295 296$(obj)/gconf.o: $(obj)/.tmp_gtkcheck 297 298ifeq ($(gconf-target),1) 299-include $(obj)/.tmp_gtkcheck 300 301# GTK needs some extra effort, too... 302$(obj)/.tmp_gtkcheck: 303 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ 304 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ 305 touch $@; \ 306 else \ 307 echo >&2 "*"; \ 308 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ 309 echo >&2 "*"; \ 310 false; \ 311 fi \ 312 else \ 313 echo >&2 "*"; \ 314 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ 315 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ 316 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ 317 echo >&2 "*"; \ 318 false; \ 319 fi 320endif 321 322$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c 323 324$(obj)/qconf.o: $(obj)/qconf.moc 325 326quiet_cmd_moc = MOC $@ 327 cmd_moc = $(KC_QT_MOC) -i $< -o $@ 328 329$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck 330 $(call cmd,moc) 331 332# Extract gconf menu items for I18N support 333$(obj)/gconf.glade.h: $(obj)/gconf.glade 334 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ 335 $(obj)/gconf.glade 336