1# =========================================================================== 2# Kernel configuration targets 3# These targets are used from top-level makefile 4 5PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \ 6 localmodconfig localyesconfig 7 8ifdef KBUILD_KCONFIG 9Kconfig := $(KBUILD_KCONFIG) 10else 11Kconfig := Kconfig 12endif 13 14ifeq ($(quiet),silent_) 15silent := -s 16endif 17 18# We need this, in case the user has it in its environment 19unexport CONFIG_ 20 21xconfig: $(obj)/qconf 22 $< $(silent) $(Kconfig) 23 24gconfig: $(obj)/gconf 25 $< $(silent) $(Kconfig) 26 27menuconfig: $(obj)/mconf 28 $< $(silent) $(Kconfig) 29 30config: $(obj)/conf 31 $< $(silent) --oldaskconfig $(Kconfig) 32 33nconfig: $(obj)/nconf 34 $< $(silent) $(Kconfig) 35 36silentoldconfig: $(obj)/conf 37 $(Q)mkdir -p include/config include/generated 38 $< $(silent) --$@ $(Kconfig) 39 40localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf 41 $(Q)mkdir -p include/config include/generated 42 $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config 43 $(Q)if [ -f .config ]; then \ 44 cmp -s .tmp.config .config || \ 45 (mv -f .config .config.old.1; \ 46 mv -f .tmp.config .config; \ 47 $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \ 48 mv -f .config.old.1 .config.old) \ 49 else \ 50 mv -f .tmp.config .config; \ 51 $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \ 52 fi 53 $(Q)rm -f .tmp.config 54 55# Create new linux.pot file 56# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files 57update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h 58 $(Q)$(kecho) " GEN config.pot" 59 $(Q)xgettext --default-domain=linux \ 60 --add-comments --keyword=_ --keyword=N_ \ 61 --from-code=UTF-8 \ 62 --files-from=$(srctree)/scripts/kconfig/POTFILES.in \ 63 --directory=$(srctree) --directory=$(objtree) \ 64 --output $(obj)/config.pot 65 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot 66 $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \ 67 $(srctree)/arch/*/um/Kconfig`; \ 68 do \ 69 $(kecho) " GEN $$i"; \ 70 $(obj)/kxgettext $$i \ 71 >> $(obj)/config.pot; \ 72 done ) 73 $(Q)$(kecho) " GEN linux.pot" 74 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ 75 --output $(obj)/linux.pot 76 $(Q)rm -f $(obj)/config.pot 77 78# These targets map 1:1 to the commandline options of 'conf' 79simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \ 80 alldefconfig randconfig listnewconfig olddefconfig 81PHONY += $(simple-targets) 82 83$(simple-targets): $(obj)/conf 84 $< $(silent) --$@ $(Kconfig) 85 86PHONY += oldnoconfig savedefconfig defconfig 87 88# oldnoconfig is an alias of olddefconfig, because people already are dependent 89# on its behavior(sets new symbols to their default value but not 'n') with the 90# counter-intuitive name. 91oldnoconfig: olddefconfig 92 93savedefconfig: $(obj)/conf 94 $< $(silent) --$@=defconfig $(Kconfig) 95 96defconfig: $(obj)/conf 97ifeq ($(KBUILD_DEFCONFIG),) 98 $< $(silent) --defconfig $(Kconfig) 99else 100 @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" 101 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) 102endif 103 104%_defconfig: $(obj)/conf 105 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) 106 107configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@) 108 109%.config: $(obj)/conf 110 $(if $(call configfiles),, $(error No configuration exists for this target on this architecture)) 111 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles) 112 +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig 113 114PHONY += kvmconfig 115kvmconfig: kvm_guest.config 116 @: 117 118PHONY += xenconfig 119xenconfig: xen.config 120 @: 121 122PHONY += tinyconfig 123tinyconfig: 124 $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config 125 126# Help text used by make help 127help: 128 @echo ' config - Update current config utilising a line-oriented program' 129 @echo ' nconfig - Update current config utilising a ncurses menu based program' 130 @echo ' menuconfig - Update current config utilising a menu based program' 131 @echo ' xconfig - Update current config utilising a QT based front-end' 132 @echo ' gconfig - Update current config utilising a GTK based front-end' 133 @echo ' oldconfig - Update current config utilising a provided .config as base' 134 @echo ' localmodconfig - Update current config disabling modules not loaded' 135 @echo ' localyesconfig - Update current config converting local mods to core' 136 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' 137 @echo ' defconfig - New config with default from ARCH supplied defconfig' 138 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' 139 @echo ' allnoconfig - New config where all options are answered with no' 140 @echo ' allyesconfig - New config where all options are accepted with yes' 141 @echo ' allmodconfig - New config selecting modules when possible' 142 @echo ' alldefconfig - New config with all symbols set to default' 143 @echo ' randconfig - New config with random answer to all options' 144 @echo ' listnewconfig - List new options' 145 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' 146 @echo ' kvmconfig - Enable additional options for kvm guest kernel support' 147 @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support' 148 @echo ' tinyconfig - Configure the tiniest possible kernel' 149 150# lxdialog stuff 151check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh 152 153# Use recursively expanded variables so we do not call gcc unless 154# we really need to do so. (Do not call gcc as part of make mrproper) 155HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ 156 -DLOCALE 157 158# =========================================================================== 159# Shared Makefile for the various kconfig executables: 160# conf: Used for defconfig, oldconfig and related targets 161# nconf: Used for the nconfig target. 162# Utilizes ncurses 163# mconf: Used for the menuconfig target 164# Utilizes the lxdialog package 165# qconf: Used for the xconfig target 166# Based on QT which needs to be installed to compile it 167# gconf: Used for the gconfig target 168# Based on GTK which needs to be installed to compile it 169# object files used by all kconfig flavours 170 171lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o 172lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o 173 174conf-objs := conf.o zconf.tab.o 175mconf-objs := mconf.o zconf.tab.o $(lxdialog) 176nconf-objs := nconf.o zconf.tab.o nconf.gui.o 177kxgettext-objs := kxgettext.o zconf.tab.o 178qconf-cxxobjs := qconf.o 179qconf-objs := zconf.tab.o 180gconf-objs := gconf.o zconf.tab.o 181 182hostprogs-y := conf nconf mconf kxgettext qconf gconf 183 184clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck 185clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h 186clean-files += config.pot linux.pot 187 188# Check that we have the required ncurses stuff installed for lxdialog (menuconfig) 189PHONY += $(obj)/dochecklxdialog 190$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog 191$(obj)/dochecklxdialog: 192 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) 193 194always := dochecklxdialog 195 196# Add environment specific flags 197HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) 198 199# generated files seem to need this to find local include files 200HOSTCFLAGS_zconf.lex.o := -I$(src) 201HOSTCFLAGS_zconf.tab.o := -I$(src) 202 203LEX_PREFIX_zconf := zconf 204YACC_PREFIX_zconf := zconf 205 206HOSTLOADLIBES_qconf = $(KC_QT_LIBS) 207HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) 208 209HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` 210HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ 211 -Wno-missing-prototypes 212 213HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) 214 215HOSTLOADLIBES_nconf = $(shell \ 216 pkg-config --libs menuw panelw ncursesw 2>/dev/null \ 217 || pkg-config --libs menu panel ncurses 2>/dev/null \ 218 || echo "-lmenu -lpanel -lncurses" ) 219$(obj)/qconf.o: $(obj)/.tmp_qtcheck 220 221ifeq ($(MAKECMDGOALS),xconfig) 222$(obj)/.tmp_qtcheck: $(src)/Makefile 223-include $(obj)/.tmp_qtcheck 224 225# QT needs some extra effort... 226$(obj)/.tmp_qtcheck: 227 @set -e; $(kecho) " CHECK qt"; dir=""; pkg=""; \ 228 if ! pkg-config --exists QtCore 2> /dev/null; then \ 229 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \ 230 pkg-config --exists qt 2> /dev/null && pkg=qt; \ 231 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \ 232 if [ -n "$$pkg" ]; then \ 233 cflags="\$$(shell pkg-config $$pkg --cflags)"; \ 234 libs="\$$(shell pkg-config $$pkg --libs)"; \ 235 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \ 236 dir="$$(pkg-config $$pkg --variable=prefix)"; \ 237 else \ 238 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \ 239 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \ 240 done; \ 241 if [ -z "$$dir" ]; then \ 242 echo >&2 "*"; \ 243 echo >&2 "* Unable to find any QT installation. Please make sure that"; \ 244 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \ 245 echo >&2 "* either qmake can be found or install pkg-config or set"; \ 246 echo >&2 "* the QTDIR environment variable to the correct location."; \ 247 echo >&2 "*"; \ 248 false; \ 249 fi; \ 250 libpath=$$dir/lib; lib=qt; osdir=""; \ 251 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \ 252 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \ 253 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \ 254 test -f $$libpath/libqt-mt.so && lib=qt-mt; \ 255 cflags="-I$$dir/include"; \ 256 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \ 257 moc="$$dir/bin/moc"; \ 258 fi; \ 259 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \ 260 echo "*"; \ 261 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \ 262 echo "*"; \ 263 moc="/usr/bin/moc"; \ 264 fi; \ 265 else \ 266 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \ 267 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \ 268 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \ 269 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \ 270 fi; \ 271 echo "KC_QT_CFLAGS=$$cflags" > $@; \ 272 echo "KC_QT_LIBS=$$libs" >> $@; \ 273 echo "KC_QT_MOC=$$moc" >> $@ 274endif 275 276$(obj)/gconf.o: $(obj)/.tmp_gtkcheck 277 278ifeq ($(MAKECMDGOALS),gconfig) 279-include $(obj)/.tmp_gtkcheck 280 281# GTK needs some extra effort, too... 282$(obj)/.tmp_gtkcheck: 283 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ 284 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ 285 touch $@; \ 286 else \ 287 echo >&2 "*"; \ 288 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ 289 echo >&2 "*"; \ 290 false; \ 291 fi \ 292 else \ 293 echo >&2 "*"; \ 294 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ 295 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ 296 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ 297 echo >&2 "*"; \ 298 false; \ 299 fi 300endif 301 302$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c 303 304$(obj)/qconf.o: $(obj)/qconf.moc 305 306quiet_cmd_moc = MOC $@ 307 cmd_moc = $(KC_QT_MOC) -i $< -o $@ 308 309$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck 310 $(call cmd,moc) 311 312# Extract gconf menu items for I18N support 313$(obj)/gconf.glade.h: $(obj)/gconf.glade 314 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ 315 $(obj)/gconf.glade 316