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
14xconfig: $(obj)/qconf
15 $< $(Kconfig)
16
17gconfig: $(obj)/gconf
18 $< $(Kconfig)
19
20menuconfig: $(obj)/mconf
21 $< $(Kconfig)
22
23config: $(obj)/conf
24 $< --oldaskconfig $(Kconfig)
25
26nconfig: $(obj)/nconf
27 $< $(Kconfig)
28
29oldconfig: $(obj)/conf
30 $< --$@ $(Kconfig)
31
32silentoldconfig: $(obj)/conf
33 $(Q)mkdir -p include/generated
34 $< --$@ $(Kconfig)
35
36localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
37 $(Q)mkdir -p include/generated
38 $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config
39 $(Q)if [ -f .config ]; then \
40 cmp -s .tmp.config .config || \
41 (mv -f .config .config.old.1; \
42 mv -f .tmp.config .config; \
43 $(obj)/conf --silentoldconfig $(Kconfig); \
44 mv -f .config.old.1 .config.old) \
45 else \
46 mv -f .tmp.config .config; \
47 $(obj)/conf --silentoldconfig $(Kconfig); \
48 fi
49 $(Q)rm -f .tmp.config
50
51# Create new linux.pot file
52# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
53# The symlink is used to repair a deficiency in arch/um
54update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
55 $(Q)echo " GEN config"
56 $(Q)xgettext --default-domain=linux \
57 --add-comments --keyword=_ --keyword=N_ \
58 --from-code=UTF-8 \
59 --files-from=$(srctree)/scripts/kconfig/POTFILES.in \
60 --directory=$(srctree) --directory=$(objtree) \
61 --output $(obj)/config.pot
62 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
63 $(Q)ln -fs Kconfig.x86 arch/um/Kconfig
64 $(Q)(for i in `ls $(srctree)/arch/*/Kconfig`; \
65 do \
66 echo " GEN $$i"; \
67 $(obj)/kxgettext $$i \
68 >> $(obj)/config.pot; \
69 done )
70 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
71 --output $(obj)/linux.pot
72 $(Q)rm -f $(srctree)/arch/um/Kconfig
73 $(Q)rm -f $(obj)/config.pot
74
75PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
76
77allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
78 $< --$@ $(Kconfig)
79
80PHONY += listnewconfig oldnoconfig savedefconfig defconfig
81
82listnewconfig oldnoconfig: $(obj)/conf
83 $< --$@ $(Kconfig)
84
85savedefconfig: $(obj)/conf
86 $< --$@=defconfig $(Kconfig)
87
88defconfig: $(obj)/conf
89ifeq ($(KBUILD_DEFCONFIG),)
90 $< --defconfig $(Kconfig)
91else
92 @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
93 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
94endif
95
96%_defconfig: $(obj)/conf
97 $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
98
99# Help text used by make help
100help:
101 @echo ' config - Update current config utilising a line-oriented program'
102 @echo ' nconfig - Update current config utilising a ncurses menu based program'
103 @echo ' menuconfig - Update current config utilising a menu based program'
104 @echo ' xconfig - Update current config utilising a QT based front-end'
105 @echo ' gconfig - Update current config utilising a GTK based front-end'
106 @echo ' oldconfig - Update current config utilising a provided .config as base'
107 @echo ' localmodconfig - Update current config disabling modules not loaded'
108 @echo ' localyesconfig - Update current config converting local mods to core'
109 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
110 @echo ' defconfig - New config with default from ARCH supplied defconfig'
111 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
112 @echo ' allnoconfig - New config where all options are answered with no'
113 @echo ' allyesconfig - New config where all options are accepted with yes'
114 @echo ' allmodconfig - New config selecting modules when possible'
115 @echo ' alldefconfig - New config with all symbols set to default'
116 @echo ' randconfig - New config with random answer to all options'
117 @echo ' listnewconfig - List new options'
118 @echo ' oldnoconfig - Same as silentoldconfig but set new symbols to n (unset)'
119
120# lxdialog stuff
121check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
122
123# Use recursively expanded variables so we do not call gcc unless
124# we really need to do so. (Do not call gcc as part of make mrproper)
125HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
126 -DLOCALE
127
128# ===========================================================================
129# Shared Makefile for the various kconfig executables:
130# conf: Used for defconfig, oldconfig and related targets
131# nconf: Used for the nconfig target.
132# Utilizes ncurses
133# mconf: Used for the menuconfig target
134# Utilizes the lxdialog package
135# qconf: Used for the xconfig target
136# Based on QT which needs to be installed to compile it
137# gconf: Used for the gconfig target
138# Based on GTK which needs to be installed to compile it
139# object files used by all kconfig flavours
140
141lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
142lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
143
144conf-objs := conf.o zconf.tab.o
145mconf-objs := mconf.o zconf.tab.o $(lxdialog)
146nconf-objs := nconf.o zconf.tab.o nconf.gui.o
147kxgettext-objs := kxgettext.o zconf.tab.o
148qconf-cxxobjs := qconf.o
149qconf-objs := zconf.tab.o
150gconf-objs := gconf.o zconf.tab.o
151
152hostprogs-y := conf
153
154ifeq ($(MAKECMDGOALS),nconfig)
155 hostprogs-y += nconf
156endif
157
158ifeq ($(MAKECMDGOALS),menuconfig)
159 hostprogs-y += mconf
160endif
161
162ifeq ($(MAKECMDGOALS),update-po-config)
163 hostprogs-y += kxgettext
164endif
165
166ifeq ($(MAKECMDGOALS),xconfig)
167 qconf-target := 1
168endif
169ifeq ($(MAKECMDGOALS),gconfig)
170 gconf-target := 1
171endif
172
173
174ifeq ($(qconf-target),1)
175 hostprogs-y += qconf
176endif
177
178ifeq ($(gconf-target),1)
179 hostprogs-y += gconf
180endif
181
182clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
183clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
184clean-files += mconf qconf gconf nconf
185clean-files += config.pot linux.pot
186
187# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
188PHONY += $(obj)/dochecklxdialog
189$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
190$(obj)/dochecklxdialog:
191 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
192
193always := dochecklxdialog
194
195# Add environment specific flags
196HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
197
198# generated files seem to need this to find local include files
199HOSTCFLAGS_zconf.lex.o := -I$(src)
200HOSTCFLAGS_zconf.tab.o := -I$(src)
201
202LEX_PREFIX_zconf := zconf
203YACC_PREFIX_zconf := zconf
204
205HOSTLOADLIBES_qconf = $(KC_QT_LIBS)
206HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS)
207
208HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
209HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
210 -Wno-missing-prototypes
211
212HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
213
214HOSTLOADLIBES_nconf = -lmenu -lpanel -lncurses
215$(obj)/qconf.o: $(obj)/.tmp_qtcheck
216
217ifeq ($(qconf-target),1)
218$(obj)/.tmp_qtcheck: $(src)/Makefile
219-include $(obj)/.tmp_qtcheck
220
221# QT needs some extra effort...
222$(obj)/.tmp_qtcheck:
223 @set -e; echo " CHECK qt"; dir=""; pkg=""; \
224 if ! pkg-config --exists QtCore 2> /dev/null; then \
225 echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
226 pkg-config --exists qt 2> /dev/null && pkg=qt; \
227 pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
228 if [ -n "$$pkg" ]; then \
229 cflags="\$$(shell pkg-config $$pkg --cflags)"; \
230 libs="\$$(shell pkg-config $$pkg --libs)"; \
231 moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
232 dir="$$(pkg-config $$pkg --variable=prefix)"; \
233 else \
234 for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
235 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
236 done; \
237 if [ -z "$$dir" ]; then \
238 echo "*"; \
239 echo "* Unable to find any QT installation. Please make sure that"; \
240 echo "* the QT4 or QT3 development package is correctly installed and"; \
241 echo "* either qmake can be found or install pkg-config or set"; \
242 echo "* the QTDIR environment variable to the correct location."; \
243 echo "*"; \
244 false; \
245 fi; \
246 libpath=$$dir/lib; lib=qt; osdir=""; \
247 $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
248 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
249 test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
250 test -f $$libpath/libqt-mt.so && lib=qt-mt; \
251 cflags="-I$$dir/include"; \
252 libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
253 moc="$$dir/bin/moc"; \
254 fi; \
255 if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
256 echo "*"; \
257 echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
258 echo "*"; \
259 moc="/usr/bin/moc"; \
260 fi; \
261 else \
262 cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
263 libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
264 binpath="\$$(shell pkg-config QtCore --variable=prefix)"; \
265 moc="$$binpath/bin/moc"; \
266 fi; \
267 echo "KC_QT_CFLAGS=$$cflags" > $@; \
268 echo "KC_QT_LIBS=$$libs" >> $@; \
269 echo "KC_QT_MOC=$$moc" >> $@
270endif
271
272$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
273
274ifeq ($(gconf-target),1)
275-include $(obj)/.tmp_gtkcheck
276
277# GTK needs some extra effort, too...
278$(obj)/.tmp_gtkcheck:
279 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \
280 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \
281 touch $@; \
282 else \
283 echo "*"; \
284 echo "* GTK+ is present but version >= 2.0.0 is required."; \
285 echo "*"; \
286 false; \
287 fi \
288 else \
289 echo "*"; \
290 echo "* Unable to find the GTK+ installation. Please make sure that"; \
291 echo "* the GTK+ 2.0 development package is correctly installed..."; \
292 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \
293 echo "*"; \
294 false; \
295 fi
296endif
297
298$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
299
300$(obj)/qconf.o: $(obj)/qconf.moc
301
302$(obj)/%.moc: $(src)/%.h
303 $(KC_QT_MOC) -i $< -o $@
304
305# Extract gconf menu items for I18N support
306$(obj)/gconf.glade.h: $(obj)/gconf.glade
307 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
308 $(obj)/gconf.glade
309