kbuild: Fix compiler warning with assertion when calling 'fwrite'
[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 localyesconfig 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 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
54         $(Q)echo "  GEN     config.pot"
55         $(Q)xgettext --default-domain=linux                         \
56             --add-comments --keyword=_ --keyword=N_                 \
57             --from-code=UTF-8                                       \
58             --files-from=$(srctree)/scripts/kconfig/POTFILES.in     \
59             --directory=$(srctree) --directory=$(objtree)           \
60             --output $(obj)/config.pot
61         $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
62         $(Q)ln -fs Kconfig.x86 arch/um/Kconfig
63         $(Q)(for i in `ls $(srctree)/arch/*/Kconfig`;    \
64             do                                           \
65                 echo "  GEN     $$i";                    \
66                 $(obj)/kxgettext $$i                     \
67                      >> $(obj)/config.pot;               \
68             done )
69         $(Q)echo "  GEN     linux.pot"
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
75 PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
76
77 allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
78         $< --$@ $(Kconfig)
79
80 PHONY += listnewconfig oldnoconfig savedefconfig defconfig
81
82 listnewconfig oldnoconfig: $(obj)/conf
83         $< --$@ $(Kconfig)
84
85 savedefconfig: $(obj)/conf
86         $< --$@=defconfig $(Kconfig)
87
88 defconfig: $(obj)/conf
89 ifeq ($(KBUILD_DEFCONFIG),)
90         $< --defconfig $(Kconfig)
91 else
92         @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
93         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
94 endif
95
96 %_defconfig: $(obj)/conf
97         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
98
99 # Help text used by make help
100 help:
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
121 check-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)
125 HOST_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
141 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
142 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
143
144 conf-objs       := conf.o  zconf.tab.o
145 mconf-objs     := mconf.o zconf.tab.o $(lxdialog)
146 nconf-objs     := nconf.o zconf.tab.o nconf.gui.o
147 kxgettext-objs  := kxgettext.o zconf.tab.o
148 qconf-cxxobjs   := qconf.o
149 qconf-objs      := zconf.tab.o
150 gconf-objs      := gconf.o zconf.tab.o
151
152 hostprogs-y := conf
153
154 ifeq ($(MAKECMDGOALS),nconfig)
155         hostprogs-y += nconf
156 endif
157
158 ifeq ($(MAKECMDGOALS),menuconfig)
159         hostprogs-y += mconf
160 endif
161
162 ifeq ($(MAKECMDGOALS),update-po-config)
163         hostprogs-y += kxgettext
164 endif
165
166 ifeq ($(MAKECMDGOALS),xconfig)
167         qconf-target := 1
168 endif
169 ifeq ($(MAKECMDGOALS),gconfig)
170         gconf-target := 1
171 endif
172
173
174 ifeq ($(qconf-target),1)
175         hostprogs-y += qconf
176 endif
177
178 ifeq ($(gconf-target),1)
179         hostprogs-y += gconf
180 endif
181
182 clean-files     := qconf.moc .tmp_qtcheck .tmp_gtkcheck
183 clean-files     += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
184 clean-files     += mconf qconf gconf nconf
185 clean-files     += config.pot linux.pot
186
187 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
188 PHONY += $(obj)/dochecklxdialog
189 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
190 $(obj)/dochecklxdialog:
191         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
192
193 always := dochecklxdialog
194
195 # Add environment specific flags
196 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
197
198 # generated files seem to need this to find local include files
199 HOSTCFLAGS_zconf.lex.o  := -I$(src)
200 HOSTCFLAGS_zconf.tab.o  := -I$(src)
201
202 LEX_PREFIX_zconf        := zconf
203 YACC_PREFIX_zconf       := zconf
204
205 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS)
206 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS)
207
208 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
209 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
210                           -Wno-missing-prototypes
211
212 HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
213
214 HOSTLOADLIBES_nconf     = -lmenu -lpanel -lncurses
215 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
216
217 ifeq ($(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" >> $@
270 endif
271
272 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
273
274 ifeq ($(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
296 endif
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