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 := $(KBUILD_KCONFIG)
10else
11Kconfig := arch/$(SRCARCH)/Kconfig
12endif
13
14xconfig: $(obj)/qconf
15 $< $(Kconfig)
16
17gconfig: $(obj)/gconf
18 $< $(Kconfig)
19
20menuconfig: $(obj)/mconf
21 $< $(Kconfig)
22
23config: $(obj)/conf
24 $< $(Kconfig)
25
26oldconfig: $(obj)/conf
27 $< -o $(Kconfig)
28
29silentoldconfig: $(obj)/conf
30 $(Q)mkdir -p include/generated
31 $< -s $(Kconfig)
32
33localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
34 $(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
35 $(Q)if [ -f .config ]; then \
36 cmp -s .tmp.config .config || \
37 (mv -f .config .config.old.1; \
38 mv -f .tmp.config .config; \
39 $(obj)/conf -s $(Kconfig); \
40 mv -f .config.old.1 .config.old) \
41 else \
42 mv -f .tmp.config .config; \
43 $(obj)/conf -s $(Kconfig); \
44 fi
45 $(Q)rm -f .tmp.config
46
47localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
48 $(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
49 $(Q)sed -i s/=m/=y/ .tmp.config
50 $(Q)if [ -f .config ]; then \
51 cmp -s .tmp.config .config || \
52 (mv -f .config .config.old.1; \
53 mv -f .tmp.config .config; \
54 $(obj)/conf -s $(Kconfig); \
55 mv -f .config.old.1 .config.old) \
56 else \
57 mv -f .tmp.config .config; \
58 $(obj)/conf -s $(Kconfig); \
59 fi
60 $(Q)rm -f .tmp.config
61
62# Create new linux.pot file
63# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
64# The symlink is used to repair a deficiency in arch/um
65update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
66 $(Q)echo " GEN config"
67 $(Q)xgettext --default-domain=linux \
68 --add-comments --keyword=_ --keyword=N_ \
69 --from-code=UTF-8 \
70 --files-from=scripts/kconfig/POTFILES.in \
71 --output $(obj)/config.pot
72 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
73 $(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
74 $(Q)(for i in `ls arch/*/Kconfig`; \
75 do \
76 echo " GEN $$i"; \
77 $(obj)/kxgettext $$i \
78 >> $(obj)/config.pot; \
79 done )
80 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
81 --output $(obj)/linux.pot
82 $(Q)rm -f arch/um/Kconfig.arch
83 $(Q)rm -f $(obj)/config.pot
84
85PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
86
87randconfig: $(obj)/conf
88 $< -r $(Kconfig)
89
90allyesconfig: $(obj)/conf
91 $< -y $(Kconfig)
92
93allnoconfig: $(obj)/conf
94 $< -n $(Kconfig)
95
96allmodconfig: $(obj)/conf
97 $< -m $(Kconfig)
98
99defconfig: $(obj)/conf
100ifeq ($(KBUILD_DEFCONFIG),)
101 $< -d $(Kconfig)
102else
103 @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
104 $(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
105endif
106
107%_defconfig: $(obj)/conf
108 $(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
109
110# Help text used by make help
111help:
112 @echo ' config - Update current config utilising a line-oriented program'
113 @echo ' menuconfig - Update current config utilising a menu based program'
114 @echo ' xconfig - Update current config utilising a QT based front-end'
115 @echo ' gconfig - Update current config utilising a GTK based front-end'
116 @echo ' oldconfig - Update current config utilising a provided .config as base'
117 @echo ' localmodconfig - Update current config disabling modules not loaded'
118 @echo ' localyesconfig - Update current config converting local mods to core'
119 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
120 @echo ' randconfig - New config with random answer to all options'
121 @echo ' defconfig - New config with default answer to all options'
122 @echo ' allmodconfig - New config selecting modules when possible'
123 @echo ' allyesconfig - New config where all options are accepted with yes'
124 @echo ' allnoconfig - New config where all options are answered with no'
125
126# lxdialog stuff
127check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
128
129# Use recursively expanded variables so we do not call gcc unless
130# we really need to do so. (Do not call gcc as part of make mrproper)
131HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
132HOST_LOADLIBES = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
133
134HOST_EXTRACFLAGS += -DLOCALE
135
136
137# ===========================================================================
138# Shared Makefile for the various kconfig executables:
139# conf: Used for defconfig, oldconfig and related targets
140# mconf: Used for the menuconfig target
141# Utilizes the lxdialog package
142# qconf: Used for the xconfig target
143# Based on QT which needs to be installed to compile it
144# gconf: Used for the gconfig target
145# Based on GTK which needs to be installed to compile it
146# object files used by all kconfig flavours
147
148lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
149lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
150
151conf-objs := conf.o zconf.tab.o
152mconf-objs := mconf.o zconf.tab.o $(lxdialog)
153kxgettext-objs := kxgettext.o zconf.tab.o
154
155hostprogs-y := conf qconf gconf kxgettext
156
157ifeq ($(MAKECMDGOALS),menuconfig)
158 hostprogs-y += mconf
159endif
160
161ifeq ($(MAKECMDGOALS),xconfig)
162 qconf-target := 1
163endif
164ifeq ($(MAKECMDGOALS),gconfig)
165 gconf-target := 1
166endif
167
168
169ifeq ($(qconf-target),1)
170qconf-cxxobjs := qconf.o
171qconf-objs := kconfig_load.o zconf.tab.o
172endif
173
174ifeq ($(gconf-target),1)
175gconf-objs := gconf.o kconfig_load.o zconf.tab.o
176endif
177
178clean-files := lkc_defs.h qconf.moc .tmp_qtcheck \
179 .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
180clean-files += mconf qconf gconf
181clean-files += config.pot linux.pot
182
183# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
184PHONY += $(obj)/dochecklxdialog
185$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
186$(obj)/dochecklxdialog:
187 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
188
189always := dochecklxdialog
190
191# Add environment specific flags
192HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
193
194# generated files seem to need this to find local include files
195HOSTCFLAGS_lex.zconf.o := -I$(src)
196HOSTCFLAGS_zconf.tab.o := -I$(src)
197
198HOSTLOADLIBES_qconf = $(KC_QT_LIBS) -ldl
199HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
200
201HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
202HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
203 -D LKC_DIRECT_LINK
204
205$(obj)/qconf.o: $(obj)/.tmp_qtcheck
206
207ifeq ($(qconf-target),1)
208$(obj)/.tmp_qtcheck: $(src)/Makefile
209-include $(obj)/.tmp_qtcheck
210
211# QT needs some extra effort...
212$(obj)/.tmp_qtcheck:
213 @set -e; echo " CHECK qt"; dir=""; pkg=""; \
214 pkg-config --exists qt 2> /dev/null && pkg=qt; \
215 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
216 if [ -n "$$pkg" ]; then \
217 cflags="\$$(shell pkg-config $$pkg --cflags)"; \
218 libs="\$$(shell pkg-config $$pkg --libs)"; \
219 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
220 dir="$$(pkg-config $$pkg --variable=prefix)"; \
221 else \
222 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
223 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
224 done; \
225 if [ -z "$$dir" ]; then \
226 echo "*"; \
227 echo "* Unable to find the QT3 installation. Please make sure that"; \
228 echo "* the QT3 development package is correctly installed and"; \
229 echo "* either install pkg-config or set the QTDIR environment"; \
230 echo "* variable to the correct location."; \
231 echo "*"; \
232 false; \
233 fi; \
234 libpath=$$dir/lib; lib=qt; osdir=""; \
235 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
236 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
237 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
238 test -f $$libpath/libqt-mt.so && lib=qt-mt; \
239 cflags="-I$$dir/include"; \
240 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
241 moc="$$dir/bin/moc"; \
242 fi; \
243 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
244 echo "*"; \
245 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
246 echo "*"; \
247 moc="/usr/bin/moc"; \
248 fi; \
249 echo "KC_QT_CFLAGS=$$cflags" > $@; \
250 echo "KC_QT_LIBS=$$libs" >> $@; \
251 echo "KC_QT_MOC=$$moc" >> $@
252endif
253
254$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
255
256ifeq ($(gconf-target),1)
257-include $(obj)/.tmp_gtkcheck
258
259# GTK needs some extra effort, too...
260$(obj)/.tmp_gtkcheck:
261 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \
262 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \
263 touch $@; \
264 else \
265 echo "*"; \
266 echo "* GTK+ is present but version >= 2.0.0 is required."; \
267 echo "*"; \
268 false; \
269 fi \
270 else \
271 echo "*"; \
272 echo "* Unable to find the GTK+ installation. Please make sure that"; \
273 echo "* the GTK+ 2.0 development package is correctly installed..."; \
274 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \
275 echo "*"; \
276 false; \
277 fi
278endif
279
280$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
281
282$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
283
284$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
285
286$(obj)/gconf.o: $(obj)/lkc_defs.h
287
288$(obj)/%.moc: $(src)/%.h
289 $(KC_QT_MOC) -i $< -o $@
290
291$(obj)/lkc_defs.h: $(src)/lkc_proto.h
292 sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
293
294# Extract gconf menu items for I18N support
295$(obj)/gconf.glade.h: $(obj)/gconf.glade
296 intltool-extract --type=gettext/glade $(obj)/gconf.glade
297
298###
299# The following requires flex/bison/gperf
300# By default we use the _shipped versions, uncomment the following line if
301# you are modifying the flex/bison src.
302# LKC_GENPARSER := 1
303
304ifdef LKC_GENPARSER
305
306$(obj)/zconf.tab.c: $(src)/zconf.y
307$(obj)/lex.zconf.c: $(src)/zconf.l
308$(obj)/zconf.hash.c: $(src)/zconf.gperf
309
310%.tab.c: %.y
311 bison -l -b $* -p $(notdir $*) $<
312 cp $@ $@_shipped
313
314lex.%.c: %.l
315 flex -L -P$(notdir $*) -o$@ $<
316 cp $@ $@_shipped
317
318%.hash.c: %.gperf
319 gperf < $< > $@
320 cp $@ $@_shipped
321
322endif