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