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Masahiro Yamada0a9064f2014-07-30 14:08:13 +09001# ===========================================================================
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
Masahiro Yamada5f9eb222015-03-13 18:08:55 +09008# 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
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090014ifdef 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/$(SRCARCH)/configs/$@ $(Kconfig)
112
Masahiro Yamada5f9eb222015-03-13 18:08:55 +0900113# Added for U-Boot (backward compatibility)
114%_config: %_defconfig
115 @:
116
Masahiro Yamadaad618992014-10-30 11:06:12 +0900117configfiles=$(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
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900134# 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'
Masahiro Yamadaad618992014-10-30 11:06:12 +0900154# @echo ' kvmconfig - Enable additional options for guest kernel support'
155# @echo ' tinyconfig - Configure the tiniest possible kernel'
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900156
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
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900189hostprogs-y := conf nconf mconf kxgettext qconf gconf
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900190
191clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
192clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900193clean-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 = $(shell \
Masahiro Yamadaad618992014-10-30 11:06:12 +0900223 pkg-config --libs menuw panelw ncursesw 2>/dev/null \
224 || pkg-config --libs menu panel ncurses 2>/dev/null \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900225 || echo "-lmenu -lpanel -lncurses" )
226$(obj)/qconf.o: $(obj)/.tmp_qtcheck
227
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900228ifeq ($(MAKECMDGOALS),xconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900229$(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: $(obj)/.tmp_gtkcheck
284
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900285ifeq ($(MAKECMDGOALS),gconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900286-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