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