x86: Poll and discard console devices during setup
[akaros.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)(for i in `ls $(srctree)/arch/*/Kconfig      \
63             $(srctree)/arch/*/um/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 $(obj)/config.pot
73
74 PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
75
76 allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
77         $< --$@ $(Kconfig)
78
79 PHONY += listnewconfig olddefconfig oldnoconfig savedefconfig defconfig
80
81 listnewconfig olddefconfig: $(obj)/conf
82         $< --$@ $(Kconfig)
83
84 # oldnoconfig is an alias of olddefconfig, because people already are dependent
85 # on its behavior(sets new symbols to their default value but not 'n') with the
86 # counter-intuitive name.
87 oldnoconfig: $(obj)/conf
88         $< --olddefconfig $(Kconfig)
89
90 savedefconfig: $(obj)/conf
91         $< --$@=defconfig $(Kconfig)
92
93 defconfig: $(obj)/conf
94 ifeq ($(KBUILD_DEFCONFIG),)
95         $< --defconfig $(Kconfig)
96 else
97         @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
98         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
99 endif
100
101 %_defconfig: $(obj)/conf
102         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
103
104 # Help text used by make help
105 help:
106         @echo  '  config          - Update current config utilising a line-oriented program'
107         @echo  '  nconfig         - Update current config utilising a ncurses menu based program'
108         @echo  '  menuconfig      - Update current config utilising a menu based program'
109         @echo  '  xconfig         - Update current config utilising a QT based front-end'
110         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
111         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
112         @echo  '  localmodconfig  - Update current config disabling modules not loaded'
113         @echo  '  localyesconfig  - Update current config converting local mods to core'
114         @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
115         @echo  '  defconfig       - New config with default from ARCH supplied defconfig'
116         @echo  '  savedefconfig   - Save current config as ./defconfig (minimal config)'
117         @echo  '  allnoconfig     - New config where all options are answered with no'
118         @echo  '  allyesconfig    - New config where all options are accepted with yes'
119         @echo  '  allmodconfig    - New config selecting modules when possible'
120         @echo  '  alldefconfig    - New config with all symbols set to default'
121         @echo  '  randconfig      - New config with random answer to all options'
122         @echo  '  listnewconfig   - List new options'
123         @echo  '  olddefconfig    - Same as silentoldconfig but sets new symbols to their default value'
124
125 # lxdialog stuff
126 check-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)
130 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
131                     -DLOCALE
132
133 # ===========================================================================
134 # Shared Makefile for the various kconfig executables:
135 # conf:   Used for defconfig, oldconfig and related targets
136 # nconf:  Used for the nconfig target.
137 #         Utilizes ncurses
138 # mconf:  Used for the menuconfig target
139 #         Utilizes the lxdialog package
140 # qconf:  Used for the xconfig target
141 #         Based on QT which needs to be installed to compile it
142 # gconf:  Used for the gconfig target
143 #         Based on GTK which needs to be installed to compile it
144 # object files used by all kconfig flavours
145
146 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
147 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
148
149 conf-objs       := conf.o  zconf.tab.o
150 mconf-objs     := mconf.o zconf.tab.o $(lxdialog)
151 nconf-objs     := nconf.o zconf.tab.o nconf.gui.o
152 kxgettext-objs  := kxgettext.o zconf.tab.o
153 qconf-cxxobjs   := qconf.o
154 qconf-objs      := zconf.tab.o
155 gconf-objs      := gconf.o zconf.tab.o
156
157 hostprogs-y := conf
158
159 ifeq ($(MAKECMDGOALS),nconfig)
160         hostprogs-y += nconf
161 endif
162
163 ifeq ($(MAKECMDGOALS),menuconfig)
164         hostprogs-y += mconf
165 endif
166
167 ifeq ($(MAKECMDGOALS),update-po-config)
168         hostprogs-y += kxgettext
169 endif
170
171 ifeq ($(MAKECMDGOALS),xconfig)
172         qconf-target := 1
173 endif
174 ifeq ($(MAKECMDGOALS),gconfig)
175         gconf-target := 1
176 endif
177
178
179 ifeq ($(qconf-target),1)
180         hostprogs-y += qconf
181 endif
182
183 ifeq ($(gconf-target),1)
184         hostprogs-y += gconf
185 endif
186
187 clean-files     := qconf.moc .tmp_qtcheck .tmp_gtkcheck
188 clean-files     += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
189 clean-files     += mconf qconf gconf nconf
190 clean-files     += config.pot linux.pot
191
192 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
193 PHONY += $(obj)/dochecklxdialog
194 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
195 $(obj)/dochecklxdialog:
196         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
197
198 always := dochecklxdialog
199
200 # Add environment specific flags
201 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
202
203 # generated files seem to need this to find local include files
204 HOSTCFLAGS_zconf.lex.o  := -I$(src)
205 HOSTCFLAGS_zconf.tab.o  := -I$(src)
206
207 LEX_PREFIX_zconf        := zconf
208 YACC_PREFIX_zconf       := zconf
209
210 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS)
211 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS)
212
213 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
214 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
215                           -Wno-missing-prototypes
216
217 HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
218
219 HOSTLOADLIBES_nconf     = -lmenu -lpanel -lncurses
220 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
221
222 ifeq ($(qconf-target),1)
223 $(obj)/.tmp_qtcheck: $(src)/Makefile
224 -include $(obj)/.tmp_qtcheck
225
226 # QT needs some extra effort...
227 $(obj)/.tmp_qtcheck:
228         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
229         if ! pkg-config --exists QtCore 2> /dev/null; then \
230             echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
231             pkg-config --exists qt 2> /dev/null && pkg=qt; \
232             pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
233             if [ -n "$$pkg" ]; then \
234               cflags="\$$(shell pkg-config $$pkg --cflags)"; \
235               libs="\$$(shell pkg-config $$pkg --libs)"; \
236               moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
237               dir="$$(pkg-config $$pkg --variable=prefix)"; \
238             else \
239               for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
240                 if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
241               done; \
242               if [ -z "$$dir" ]; then \
243                 echo >&2 "*"; \
244                 echo >&2 "* Unable to find any QT installation. Please make sure that"; \
245                 echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \
246                 echo >&2 "* either qmake can be found or install pkg-config or set"; \
247                 echo >&2 "* the QTDIR environment variable to the correct location."; \
248                 echo >&2 "*"; \
249                 false; \
250               fi; \
251               libpath=$$dir/lib; lib=qt; osdir=""; \
252               $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
253                 osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
254               test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
255               test -f $$libpath/libqt-mt.so && lib=qt-mt; \
256               cflags="-I$$dir/include"; \
257               libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
258               moc="$$dir/bin/moc"; \
259             fi; \
260             if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
261               echo "*"; \
262               echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
263               echo "*"; \
264               moc="/usr/bin/moc"; \
265             fi; \
266         else \
267           cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
268           libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
269           moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \
270           [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \
271         fi; \
272         echo "KC_QT_CFLAGS=$$cflags" > $@; \
273         echo "KC_QT_LIBS=$$libs" >> $@; \
274         echo "KC_QT_MOC=$$moc" >> $@
275 endif
276
277 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
278
279 ifeq ($(gconf-target),1)
280 -include $(obj)/.tmp_gtkcheck
281
282 # GTK needs some extra effort, too...
283 $(obj)/.tmp_gtkcheck:
284         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
285                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
286                         touch $@;                                                               \
287                 else                                                                    \
288                         echo >&2 "*";                                                   \
289                         echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
290                         echo >&2 "*";                                                   \
291                         false;                                                          \
292                 fi                                                                      \
293         else                                                                            \
294                 echo >&2 "*";                                                           \
295                 echo >&2 "* Unable to find the GTK+ installation. Please make sure that";       \
296                 echo >&2 "* the GTK+ 2.0 development package is correctly installed...";        \
297                 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";             \
298                 echo >&2 "*";                                                           \
299                 false;                                                                  \
300         fi
301 endif
302
303 $(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
304
305 $(obj)/qconf.o: $(obj)/qconf.moc
306
307 quiet_cmd_moc = MOC     $@
308       cmd_moc = $(KC_QT_MOC) -i $< -o $@
309
310 $(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
311         $(call cmd,moc)
312
313 # Extract gconf menu items for I18N support
314 $(obj)/gconf.glade.h: $(obj)/gconf.glade
315         $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
316         $(obj)/gconf.glade
317