Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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/generated
37 $< --$@ $(Kconfig)
38
39localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
40 $(Q)mkdir -p 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
107# Help text used by make help
108help:
109 @echo ' config - Update current config utilising a line-oriented program'
110 @echo ' nconfig - Update current config utilising a ncurses menu based program'
111 @echo ' menuconfig - Update current config utilising a menu based program'
112 @echo ' xconfig - Update current config utilising a QT based front-end'
113 @echo ' gconfig - Update current config utilising a GTK based front-end'
114 @echo ' oldconfig - Update current config utilising a provided .config as base'
115 @echo ' localmodconfig - Update current config disabling modules not loaded'
116 @echo ' localyesconfig - Update current config converting local mods to core'
117 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
118 @echo ' defconfig - New config with default from ARCH supplied defconfig'
119 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
120 @echo ' allnoconfig - New config where all options are answered with no'
121 @echo ' allyesconfig - New config where all options are accepted with yes'
122 @echo ' allmodconfig - New config selecting modules when possible'
123 @echo ' alldefconfig - New config with all symbols set to default'
124 @echo ' randconfig - New config with random answer to all options'
125 @echo ' listnewconfig - List new options'
126 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
127
128# lxdialog stuff
129check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
130
131# Use recursively expanded variables so we do not call gcc unless
132# we really need to do so. (Do not call gcc as part of make mrproper)
133HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
134 -DLOCALE
135
136# ===========================================================================
137# Shared Makefile for the various kconfig executables:
138# conf: Used for defconfig, oldconfig and related targets
139# nconf: Used for the nconfig target.
140# Utilizes ncurses
141# mconf: Used for the menuconfig target
142# Utilizes the lxdialog package
143# qconf: Used for the xconfig target
144# Based on QT which needs to be installed to compile it
145# gconf: Used for the gconfig target
146# Based on GTK which needs to be installed to compile it
147# object files used by all kconfig flavours
148
149lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
150lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
151
152conf-objs := conf.o zconf.tab.o
153mconf-objs := mconf.o zconf.tab.o $(lxdialog)
154nconf-objs := nconf.o zconf.tab.o nconf.gui.o
155kxgettext-objs := kxgettext.o zconf.tab.o
156qconf-cxxobjs := qconf.o
157qconf-objs := zconf.tab.o
158gconf-objs := gconf.o zconf.tab.o
159
160hostprogs-y := conf
161
162ifeq ($(MAKECMDGOALS),nconfig)
163 hostprogs-y += nconf
164endif
165
166ifeq ($(MAKECMDGOALS),menuconfig)
167 hostprogs-y += mconf
168endif
169
170ifeq ($(MAKECMDGOALS),update-po-config)
171 hostprogs-y += kxgettext
172endif
173
174ifeq ($(MAKECMDGOALS),xconfig)
175 qconf-target := 1
176endif
177ifeq ($(MAKECMDGOALS),gconfig)
178 gconf-target := 1
179endif
180
181
182ifeq ($(qconf-target),1)
183 hostprogs-y += qconf
184endif
185
186ifeq ($(gconf-target),1)
187 hostprogs-y += gconf
188endif
189
190clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
191clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
192clean-files += mconf qconf gconf nconf
193clean-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 $(HOSTCC))
221
222HOSTLOADLIBES_nconf = -lmenu -lpanel -lncurses
223$(obj)/qconf.o: $(obj)/.tmp_qtcheck
224
225ifeq ($(qconf-target),1)
226$(obj)/.tmp_qtcheck: $(src)/Makefile
227-include $(obj)/.tmp_qtcheck
228
229# QT needs some extra effort...
230$(obj)/.tmp_qtcheck:
231 @set -e; echo " CHECK qt"; dir=""; pkg=""; \
232 if ! pkg-config --exists QtCore 2> /dev/null; then \
233 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
234 pkg-config --exists qt 2> /dev/null && pkg=qt; \
235 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
236 if [ -n "$$pkg" ]; then \
237 cflags="\$$(shell pkg-config $$pkg --cflags)"; \
238 libs="\$$(shell pkg-config $$pkg --libs)"; \
239 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
240 dir="$$(pkg-config $$pkg --variable=prefix)"; \
241 else \
242 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
243 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
244 done; \
245 if [ -z "$$dir" ]; then \
246 echo >&2 "*"; \
247 echo >&2 "* Unable to find any QT installation. Please make sure that"; \
248 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \
249 echo >&2 "* either qmake can be found or install pkg-config or set"; \
250 echo >&2 "* the QTDIR environment variable to the correct location."; \
251 echo >&2 "*"; \
252 false; \
253 fi; \
254 libpath=$$dir/lib; lib=qt; osdir=""; \
255 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
256 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
257 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
258 test -f $$libpath/libqt-mt.so && lib=qt-mt; \
259 cflags="-I$$dir/include"; \
260 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
261 moc="$$dir/bin/moc"; \
262 fi; \
263 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
264 echo "*"; \
265 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
266 echo "*"; \
267 moc="/usr/bin/moc"; \
268 fi; \
269 else \
270 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
271 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
272 moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \
273 [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \
274 fi; \
275 echo "KC_QT_CFLAGS=$$cflags" > $@; \
276 echo "KC_QT_LIBS=$$libs" >> $@; \
277 echo "KC_QT_MOC=$$moc" >> $@
278endif
279
280$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
281
282ifeq ($(gconf-target),1)
283-include $(obj)/.tmp_gtkcheck
284
285# GTK needs some extra effort, too...
286$(obj)/.tmp_gtkcheck:
287 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \
288 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \
289 touch $@; \
290 else \
291 echo >&2 "*"; \
292 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
293 echo >&2 "*"; \
294 false; \
295 fi \
296 else \
297 echo >&2 "*"; \
298 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \
299 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \
300 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \
301 echo >&2 "*"; \
302 false; \
303 fi
304endif
305
306$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
307
308$(obj)/qconf.o: $(obj)/qconf.moc
309
310quiet_cmd_moc = MOC $@
311 cmd_moc = $(KC_QT_MOC) -i $< -o $@
312
313$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
314 $(call cmd,moc)
315
316# Extract gconf menu items for I18N support
317$(obj)/gconf.glade.h: $(obj)/gconf.glade
318 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
319 $(obj)/gconf.glade
320