kconfig/gconf: kill deadcode
[linux-2.6.git] / scripts / kconfig / Makefile
1 # ===========================================================================
2 # Kernel configuration targets
3 # These targets are used from top-level makefile
4
5 PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
6         localmodconfig localyesconfig
7
8 ifdef KBUILD_KCONFIG
9 Kconfig := $(KBUILD_KCONFIG)
10 else
11 Kconfig := Kconfig
12 endif
13
14 xconfig: $(obj)/qconf
15         $< $(Kconfig)
16
17 gconfig: $(obj)/gconf
18         $< $(Kconfig)
19
20 menuconfig: $(obj)/mconf
21         $< $(Kconfig)
22
23 config: $(obj)/conf
24         $< --oldaskconfig $(Kconfig)
25
26 nconfig: $(obj)/nconf
27         $< $(Kconfig)
28
29 oldconfig: $(obj)/conf
30         $< --$@ $(Kconfig)
31
32 silentoldconfig: $(obj)/conf
33         $(Q)mkdir -p include/generated
34         $< --$@ $(Kconfig)
35
36 # if no path is given, then use src directory to find file
37 ifdef LSMOD
38 LSMOD_F := $(LSMOD)
39 ifeq ($(findstring /,$(LSMOD)),)
40   LSMOD_F := $(objtree)/$(LSMOD)
41 endif
42 endif
43
44 localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
45         $(Q)mkdir -p include/generated
46         $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
47         $(Q)if [ -f .config ]; then                                     \
48                         cmp -s .tmp.config .config ||                   \
49                         (mv -f .config .config.old.1;                   \
50                          mv -f .tmp.config .config;                     \
51                          $(obj)/conf --silentoldconfig $(Kconfig);      \
52                          mv -f .config.old.1 .config.old)               \
53         else                                                            \
54                         mv -f .tmp.config .config;                      \
55                         $(obj)/conf --silentoldconfig $(Kconfig);       \
56         fi
57         $(Q)rm -f .tmp.config
58
59 localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
60         $(Q)mkdir -p include/generated
61         $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
62         $(Q)sed -i s/=m/=y/ .tmp.config
63         $(Q)if [ -f .config ]; then                                     \
64                         cmp -s .tmp.config .config ||                   \
65                         (mv -f .config .config.old.1;                   \
66                          mv -f .tmp.config .config;                     \
67                          $(obj)/conf --silentoldconfig $(Kconfig);      \
68                          mv -f .config.old.1 .config.old)               \
69         else                                                            \
70                         mv -f .tmp.config .config;                      \
71                         $(obj)/conf --silentoldconfig $(Kconfig);       \
72         fi
73         $(Q)rm -f .tmp.config
74
75 # Create new linux.pot file
76 # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
77 # The symlink is used to repair a deficiency in arch/um
78 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
79         $(Q)echo "  GEN config"
80         $(Q)xgettext --default-domain=linux                         \
81             --add-comments --keyword=_ --keyword=N_                 \
82             --from-code=UTF-8                                       \
83             --files-from=$(srctree)/scripts/kconfig/POTFILES.in     \
84             --directory=$(srctree) --directory=$(objtree)           \
85             --output $(obj)/config.pot
86         $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
87         $(Q)ln -fs Kconfig.x86 arch/um/Kconfig
88         $(Q)(for i in `ls $(srctree)/arch/*/Kconfig`;    \
89             do                                           \
90                 echo "  GEN $$i";                        \
91                 $(obj)/kxgettext $$i                     \
92                      >> $(obj)/config.pot;               \
93             done )
94         $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
95             --output $(obj)/linux.pot
96         $(Q)rm -f $(srctree)/arch/um/Kconfig
97         $(Q)rm -f $(obj)/config.pot
98
99 PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
100
101 allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
102         $< --$@ $(Kconfig)
103
104 PHONY += listnewconfig oldnoconfig savedefconfig defconfig
105
106 listnewconfig oldnoconfig: $(obj)/conf
107         $< --$@ $(Kconfig)
108
109 savedefconfig: $(obj)/conf
110         $< --$@=defconfig $(Kconfig)
111
112 defconfig: $(obj)/conf
113 ifeq ($(KBUILD_DEFCONFIG),)
114         $< --defconfig $(Kconfig)
115 else
116         @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
117         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
118 endif
119
120 %_defconfig: $(obj)/conf
121         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
122
123 # Help text used by make help
124 help:
125         @echo  '  config          - Update current config utilising a line-oriented program'
126         @echo  '  nconfig         - Update current config utilising a ncurses menu based program'
127         @echo  '  menuconfig      - Update current config utilising a menu based program'
128         @echo  '  xconfig         - Update current config utilising a QT based front-end'
129         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
130         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
131         @echo  '  localmodconfig  - Update current config disabling modules not loaded'
132         @echo  '  localyesconfig  - Update current config converting local mods to core'
133         @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
134         @echo  '  defconfig       - New config with default from ARCH supplied defconfig'
135         @echo  '  savedefconfig   - Save current config as ./defconfig (minimal config)'
136         @echo  '  allnoconfig     - New config where all options are answered with no'
137         @echo  '  allyesconfig    - New config where all options are accepted with yes'
138         @echo  '  allmodconfig    - New config selecting modules when possible'
139         @echo  '  alldefconfig    - New config with all symbols set to default'
140         @echo  '  randconfig      - New config with random answer to all options'
141         @echo  '  listnewconfig   - List new options'
142         @echo  '  oldnoconfig     - Same as silentoldconfig but set new symbols to n (unset)'
143
144 # lxdialog stuff
145 check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
146
147 # Use recursively expanded variables so we do not call gcc unless
148 # we really need to do so. (Do not call gcc as part of make mrproper)
149 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
150                     -DLOCALE
151
152 # ===========================================================================
153 # Shared Makefile for the various kconfig executables:
154 # conf:   Used for defconfig, oldconfig and related targets
155 # nconf:  Used for the nconfig target.
156 #         Utilizes ncurses
157 # mconf:  Used for the menuconfig target
158 #         Utilizes the lxdialog package
159 # qconf:  Used for the xconfig target
160 #         Based on QT which needs to be installed to compile it
161 # gconf:  Used for the gconfig target
162 #         Based on GTK which needs to be installed to compile it
163 # object files used by all kconfig flavours
164
165 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
166 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
167
168 conf-objs       := conf.o  zconf.tab.o
169 mconf-objs     := mconf.o zconf.tab.o $(lxdialog)
170 nconf-objs     := nconf.o zconf.tab.o nconf.gui.o
171 kxgettext-objs  := kxgettext.o zconf.tab.o
172 qconf-cxxobjs   := qconf.o
173 qconf-objs      := zconf.tab.o
174 gconf-objs      := gconf.o zconf.tab.o
175
176 hostprogs-y := conf
177
178 ifeq ($(MAKECMDGOALS),nconfig)
179         hostprogs-y += nconf
180 endif
181
182 ifeq ($(MAKECMDGOALS),menuconfig)
183         hostprogs-y += mconf
184 endif
185
186 ifeq ($(MAKECMDGOALS),update-po-config)
187         hostprogs-y += kxgettext
188 endif
189
190 ifeq ($(MAKECMDGOALS),xconfig)
191         qconf-target := 1
192 endif
193 ifeq ($(MAKECMDGOALS),gconfig)
194         gconf-target := 1
195 endif
196
197
198 ifeq ($(qconf-target),1)
199         hostprogs-y += qconf
200 endif
201
202 ifeq ($(gconf-target),1)
203         hostprogs-y += gconf
204 endif
205
206 clean-files     := qconf.moc .tmp_qtcheck .tmp_gtkcheck
207 clean-files     += zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
208 clean-files     += mconf qconf gconf nconf
209 clean-files     += config.pot linux.pot
210
211 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
212 PHONY += $(obj)/dochecklxdialog
213 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
214 $(obj)/dochecklxdialog:
215         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
216
217 always := dochecklxdialog
218
219 # Add environment specific flags
220 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
221
222 # generated files seem to need this to find local include files
223 HOSTCFLAGS_lex.zconf.o  := -I$(src)
224 HOSTCFLAGS_zconf.tab.o  := -I$(src)
225
226 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS)
227 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS)
228
229 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
230 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0`
231
232 HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
233
234 HOSTLOADLIBES_nconf     = -lmenu -lpanel -lncurses
235 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
236
237 ifeq ($(qconf-target),1)
238 $(obj)/.tmp_qtcheck: $(src)/Makefile
239 -include $(obj)/.tmp_qtcheck
240
241 # QT needs some extra effort...
242 $(obj)/.tmp_qtcheck:
243         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
244         if ! pkg-config --exists QtCore 2> /dev/null; then \
245             echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
246             pkg-config --exists qt 2> /dev/null && pkg=qt; \
247             pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
248             if [ -n "$$pkg" ]; then \
249               cflags="\$$(shell pkg-config $$pkg --cflags)"; \
250               libs="\$$(shell pkg-config $$pkg --libs)"; \
251               moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
252               dir="$$(pkg-config $$pkg --variable=prefix)"; \
253             else \
254               for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
255                 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
256               done; \
257               if [ -z "$$dir" ]; then \
258                 echo "*"; \
259                 echo "* Unable to find any QT installation. Please make sure that"; \
260                 echo "* the QT4 or QT3 development package is correctly installed and"; \
261                 echo "* either qmake can be found or install pkg-config or set"; \
262                 echo "* the QTDIR environment variable to the correct location."; \
263                 echo "*"; \
264                 false; \
265               fi; \
266               libpath=$$dir/lib; lib=qt; osdir=""; \
267               $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
268                 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
269               test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
270               test -f $$libpath/libqt-mt.so && lib=qt-mt; \
271               cflags="-I$$dir/include"; \
272               libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
273               moc="$$dir/bin/moc"; \
274             fi; \
275             if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
276               echo "*"; \
277               echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
278               echo "*"; \
279               moc="/usr/bin/moc"; \
280             fi; \
281         else \
282           cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
283           libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
284           binpath="\$$(shell pkg-config QtCore --variable=prefix)"; \
285           moc="$$binpath/bin/moc"; \
286         fi; \
287         echo "KC_QT_CFLAGS=$$cflags" > $@; \
288         echo "KC_QT_LIBS=$$libs" >> $@; \
289         echo "KC_QT_MOC=$$moc" >> $@
290 endif
291
292 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
293
294 ifeq ($(gconf-target),1)
295 -include $(obj)/.tmp_gtkcheck
296
297 # GTK needs some extra effort, too...
298 $(obj)/.tmp_gtkcheck:
299         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
300                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
301                         touch $@;                                                               \
302                 else                                                                    \
303                         echo "*";                                                       \
304                         echo "* GTK+ is present but version >= 2.0.0 is required.";     \
305                         echo "*";                                                       \
306                         false;                                                          \
307                 fi                                                                      \
308         else                                                                            \
309                 echo "*";                                                               \
310                 echo "* Unable to find the GTK+ installation. Please make sure that";   \
311                 echo "* the GTK+ 2.0 development package is correctly installed...";    \
312                 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
313                 echo "*";                                                               \
314                 false;                                                                  \
315         fi
316 endif
317
318 $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
319
320 $(obj)/qconf.o: $(obj)/qconf.moc
321
322 $(obj)/%.moc: $(src)/%.h
323         $(KC_QT_MOC) -i $< -o $@
324
325 # Extract gconf menu items for I18N support
326 $(obj)/gconf.glade.h: $(obj)/gconf.glade
327         $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
328         $(obj)/gconf.glade
329
330 ###
331 # The following requires flex/bison/gperf
332 # By default we use the _shipped versions, uncomment the following line if
333 # you are modifying the flex/bison src.
334 # LKC_GENPARSER := 1
335
336 ifdef LKC_GENPARSER
337
338 $(obj)/zconf.tab.c: $(src)/zconf.y
339 $(obj)/lex.zconf.c: $(src)/zconf.l
340 $(obj)/zconf.hash.c: $(src)/zconf.gperf
341
342 %.tab.c: %.y
343         bison -l -b $* -p $(notdir $*) $<
344         cp $@ $@_shipped
345
346 lex.%.c: %.l
347         flex -L -P$(notdir $*) -o$@ $<
348         cp $@ $@_shipped
349
350 %.hash.c: %.gperf
351         gperf < $< > $@
352         cp $@ $@_shipped
353
354 endif