1 # ===========================================================================
2 # Kernel configuration targets
3 # These targets are used from top-level makefile
5 PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \
6 localmodconfig localyesconfig
9 Kconfig := $(KBUILD_KCONFIG)
14 ifeq ($(quiet),silent_)
18 # We need this, in case the user has it in its environment
22 $< $(silent) $(Kconfig)
25 $< $(silent) $(Kconfig)
27 menuconfig: $(obj)/mconf
28 $< $(silent) $(Kconfig)
31 $< $(silent) --oldaskconfig $(Kconfig)
34 $< $(silent) $(Kconfig)
36 silentoldconfig: $(obj)/conf
37 $(Q)mkdir -p include/config include/generated
38 $< $(silent) --$@ $(Kconfig)
40 localyesconfig 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) \
50 mv -f .tmp.config .config; \
51 $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
55 # Create new linux.pot file
56 # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
57 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
58 $(Q)$(kecho) " GEN config.pot"
59 $(Q)xgettext --default-domain=linux \
60 --add-comments --keyword=_ --keyword=N_ \
62 --files-from=$(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`; \
69 $(kecho) " GEN $$i"; \
70 $(obj)/kxgettext $$i \
71 >> $(obj)/config.pot; \
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
78 # These targets map 1:1 to the commandline options of 'conf'
79 simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
80 alldefconfig randconfig listnewconfig olddefconfig
81 PHONY += $(simple-targets)
83 $(simple-targets): $(obj)/conf
84 $< $(silent) --$@ $(Kconfig)
86 PHONY += oldnoconfig savedefconfig defconfig
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.
91 oldnoconfig: olddefconfig
93 savedefconfig: $(obj)/conf
94 $< $(silent) --$@=defconfig $(Kconfig)
96 defconfig: $(obj)/conf
97 ifeq ($(KBUILD_DEFCONFIG),)
98 $< $(silent) --defconfig $(Kconfig)
100 @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
101 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
104 %_defconfig: $(obj)/conf
105 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
107 configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@)
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
115 kvmconfig: kvm_guest.config
119 xenconfig: xen.config
124 $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
126 # Help text used by make help
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'
151 check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
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)
155 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
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.
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
171 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
172 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
174 conf-objs := conf.o zconf.tab.o
175 mconf-objs := mconf.o zconf.tab.o $(lxdialog)
176 nconf-objs := nconf.o zconf.tab.o nconf.gui.o
177 kxgettext-objs := kxgettext.o zconf.tab.o
178 qconf-cxxobjs := qconf.o
179 qconf-objs := zconf.tab.o
180 gconf-objs := gconf.o zconf.tab.o
182 hostprogs-y := conf nconf mconf kxgettext qconf gconf
184 clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
185 clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
186 clean-files += config.pot linux.pot
188 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
189 PHONY += $(obj)/dochecklxdialog
190 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
191 $(obj)/dochecklxdialog:
192 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
194 always := dochecklxdialog
196 # Add environment specific flags
197 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
199 # generated files seem to need this to find local include files
200 HOSTCFLAGS_zconf.lex.o := -I$(src)
201 HOSTCFLAGS_zconf.tab.o := -I$(src)
203 LEX_PREFIX_zconf := zconf
204 YACC_PREFIX_zconf := zconf
206 HOSTLOADLIBES_qconf = $(KC_QT_LIBS)
207 HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS)
209 HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
210 HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
211 -Wno-missing-prototypes
213 HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
215 HOSTLOADLIBES_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: $(obj)/.tmp_qtcheck
221 ifeq ($(MAKECMDGOALS),xconfig)
222 $(obj)/.tmp_qtcheck: $(src)/Makefile
223 -include $(obj)/.tmp_qtcheck
225 # QT needs some extra effort...
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)"; \
238 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
239 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
241 if [ -z "$$dir" ]; then \
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."; \
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"; \
259 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
261 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
263 moc="/usr/bin/moc"; \
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 "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \
271 echo "KC_QT_CFLAGS=$$cflags" > $@; \
272 echo "KC_QT_LIBS=$$libs" >> $@; \
273 echo "KC_QT_MOC=$$moc" >> $@
276 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
278 ifeq ($(MAKECMDGOALS),gconfig)
279 -include $(obj)/.tmp_gtkcheck
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 \
288 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
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."; \
302 $(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
304 $(obj)/qconf.o: $(obj)/qconf.moc
306 quiet_cmd_moc = MOC $@
307 cmd_moc = $(KC_QT_MOC) -i $< -o $@
309 $(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
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) \