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 $(Kconfig) 99else ifneq ($(wildcard arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),) 100 @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" 101 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) 102else 103 @$(kecho) "*** Default configuration is based on target '$(KBUILD_DEFCONFIG)'" 104 $(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG) 105endif 106 107%_defconfig: $(obj)/conf 108 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) 109 110configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@) 111 112%.config: $(obj)/conf 113 $(if $(call configfiles),, $(error No configuration exists for this target on this architecture)) 114 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles) 115 +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig 116 117PHONY += kvmconfig 118kvmconfig: kvm_guest.config 119 @: 120 121PHONY += xenconfig 122xenconfig: xen.config 123 @: 124 125PHONY += tinyconfig 126tinyconfig: 127 $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config 128 129# Help text used by make help 130help: 131 @echo ' config - Update current config utilising a line-oriented program' 132 @echo ' nconfig - Update current config utilising a ncurses menu based' 133 @echo ' program' 134 @echo ' menuconfig - Update current config utilising a menu based program' 135 @echo ' xconfig - Update current config utilising a Qt based front-end' 136 @echo ' gconfig - Update current config utilising a GTK+ based front-end' 137 @echo ' oldconfig - Update current config utilising a provided .config as base' 138 @echo ' localmodconfig - Update current config disabling modules not loaded' 139 @echo ' localyesconfig - Update current config converting local mods to core' 140 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' 141 @echo ' defconfig - New config with default from ARCH supplied defconfig' 142 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' 143 @echo ' allnoconfig - New config where all options are answered with no' 144 @echo ' allyesconfig - New config where all options are accepted with yes' 145 @echo ' allmodconfig - New config selecting modules when possible' 146 @echo ' alldefconfig - New config with all symbols set to default' 147 @echo ' randconfig - New config with random answer to all options' 148 @echo ' listnewconfig - List new options' 149 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their' 150 @echo ' default value' 151 @echo ' kvmconfig - Enable additional options for kvm guest kernel support' 152 @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support' 153 @echo ' tinyconfig - Configure the tiniest possible kernel' 154 155# lxdialog stuff 156check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh 157 158# Use recursively expanded variables so we do not call gcc unless 159# we really need to do so. (Do not call gcc as part of make mrproper) 160HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ 161 -DLOCALE 162 163# =========================================================================== 164# Shared Makefile for the various kconfig executables: 165# conf: Used for defconfig, oldconfig and related targets 166# nconf: Used for the nconfig target. 167# Utilizes ncurses 168# mconf: Used for the menuconfig target 169# Utilizes the lxdialog package 170# qconf: Used for the xconfig target 171# Based on Qt which needs to be installed to compile it 172# gconf: Used for the gconfig target 173# Based on GTK+ which needs to be installed to compile it 174# object files used by all kconfig flavours 175 176lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o 177lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o 178 179conf-objs := conf.o zconf.tab.o 180mconf-objs := mconf.o zconf.tab.o $(lxdialog) 181nconf-objs := nconf.o zconf.tab.o nconf.gui.o 182kxgettext-objs := kxgettext.o zconf.tab.o 183qconf-cxxobjs := qconf.o 184qconf-objs := zconf.tab.o 185gconf-objs := gconf.o zconf.tab.o 186 187hostprogs-y := conf nconf mconf kxgettext qconf gconf 188 189clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck 190clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h 191clean-files += config.pot linux.pot 192 193# Check that we have the required ncurses stuff installed for lxdialog (menuconfig) 194PHONY += $(obj)/dochecklxdialog 195$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog 196$(obj)/dochecklxdialog: 197 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf) 198 199always := dochecklxdialog 200 201# Add environment specific flags 202HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS)) 203 204# generated files seem to need this to find local include files 205HOSTCFLAGS_zconf.lex.o := -I$(src) 206HOSTCFLAGS_zconf.tab.o := -I$(src) 207 208LEX_PREFIX_zconf := zconf 209YACC_PREFIX_zconf := zconf 210 211HOSTLOADLIBES_qconf = $(KC_QT_LIBS) 212HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) 213 214HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` 215HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ 216 -Wno-missing-prototypes 217 218HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) 219 220HOSTLOADLIBES_nconf = $(shell \ 221 pkg-config --libs menuw panelw ncursesw 2>/dev/null \ 222 || pkg-config --libs menu panel ncurses 2>/dev/null \ 223 || echo "-lmenu -lpanel -lncurses" ) 224$(obj)/qconf.o: $(obj)/.tmp_qtcheck 225 226ifeq ($(MAKECMDGOALS),xconfig) 227$(obj)/.tmp_qtcheck: $(src)/Makefile 228-include $(obj)/.tmp_qtcheck 229 230# Qt needs some extra effort... 231$(obj)/.tmp_qtcheck: 232 @set -e; $(kecho) " CHECK qt"; dir=""; pkg=""; \ 233 if ! pkg-config --exists QtCore 2> /dev/null; then \ 234 echo "* Unable to find the Qt4 tool qmake. Trying to use Qt3"; \ 235 pkg-config --exists qt 2> /dev/null && pkg=qt; \ 236 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \ 237 if [ -n "$$pkg" ]; then \ 238 cflags="\$$(shell pkg-config $$pkg --cflags)"; \ 239 libs="\$$(shell pkg-config $$pkg --libs)"; \ 240 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \ 241 dir="$$(pkg-config $$pkg --variable=prefix)"; \ 242 else \ 243 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \ 244 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \ 245 done; \ 246 if [ -z "$$dir" ]; then \ 247 echo >&2 "*"; \ 248 echo >&2 "* Unable to find any Qt installation. Please make sure that"; \ 249 echo >&2 "* the Qt4 or Qt3 development package is correctly installed and"; \ 250 echo >&2 "* either qmake can be found or install pkg-config or set"; \ 251 echo >&2 "* the QTDIR environment variable to the correct location."; \ 252 echo >&2 "*"; \ 253 false; \ 254 fi; \ 255 libpath=$$dir/lib; lib=qt; osdir=""; \ 256 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \ 257 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \ 258 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \ 259 test -f $$libpath/libqt-mt.so && lib=qt-mt; \ 260 cflags="-I$$dir/include"; \ 261 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \ 262 moc="$$dir/bin/moc"; \ 263 fi; \ 264 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \ 265 echo "*"; \ 266 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \ 267 echo "*"; \ 268 moc="/usr/bin/moc"; \ 269 fi; \ 270 else \ 271 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \ 272 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \ 273 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \ 274 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \ 275 fi; \ 276 echo "KC_QT_CFLAGS=$$cflags" > $@; \ 277 echo "KC_QT_LIBS=$$libs" >> $@; \ 278 echo "KC_QT_MOC=$$moc" >> $@ 279endif 280 281$(obj)/gconf.o: $(obj)/.tmp_gtkcheck 282 283ifeq ($(MAKECMDGOALS),gconfig) 284-include $(obj)/.tmp_gtkcheck 285 286# GTK+ needs some extra effort, too... 287$(obj)/.tmp_gtkcheck: 288 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \ 289 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \ 290 touch $@; \ 291 else \ 292 echo >&2 "*"; \ 293 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \ 294 echo >&2 "*"; \ 295 false; \ 296 fi \ 297 else \ 298 echo >&2 "*"; \ 299 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \ 300 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \ 301 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \ 302 echo >&2 "*"; \ 303 false; \ 304 fi 305endif 306 307$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c 308 309$(obj)/qconf.o: $(obj)/qconf.moc 310 311quiet_cmd_moc = MOC $@ 312 cmd_moc = $(KC_QT_MOC) -i $< -o $@ 313 314$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck 315 $(call cmd,moc) 316 317# Extract gconf menu items for i18n support 318$(obj)/gconf.glade.h: $(obj)/gconf.glade 319 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \ 320 $(obj)/gconf.glade 321