xref: /openbmc/linux/scripts/kconfig/Makefile (revision fd589a8f)
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 := $(KBUILD_KCONFIG)
10else
11Kconfig := arch/$(SRCARCH)/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	$< $(Kconfig)
25
26oldconfig: $(obj)/conf
27	$< -o $(Kconfig)
28
29silentoldconfig: $(obj)/conf
30	$< -s $(Kconfig)
31
32localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
33	$(Q)perl $< $(Kconfig) > .tmp.config
34	$(Q)if [ -f .config ]; then 				\
35			cmp -s .tmp.config .config ||		\
36			(mv -f .config .config.old.1;		\
37			 mv -f .tmp.config .config;		\
38			 $(obj)/conf -s $(Kconfig);		\
39			 mv -f .config.old.1 .config.old)	\
40	else							\
41			mv -f .tmp.config .config;		\
42			$(obj)/conf -s $(Kconfig);		\
43	fi
44	$(Q)rm -f .tmp.config
45
46localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
47	$(Q)perl $< $(Kconfig) > .tmp.config
48	$(Q)sed -i s/=m/=y/ .tmp.config
49	$(Q)if [ -f .config ]; then 				\
50			cmp -s .tmp.config .config ||		\
51			(mv -f .config .config.old.1;		\
52			 mv -f .tmp.config .config;		\
53			 $(obj)/conf -s $(Kconfig);		\
54			 mv -f .config.old.1 .config.old)	\
55	else							\
56			mv -f .tmp.config .config;		\
57			$(obj)/conf -s $(Kconfig);		\
58	fi
59	$(Q)rm -f .tmp.config
60
61# Create new linux.pot file
62# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
63# The symlink is used to repair a deficiency in arch/um
64update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
65	$(Q)echo "  GEN config"
66	$(Q)xgettext --default-domain=linux              \
67	    --add-comments --keyword=_ --keyword=N_      \
68	    --from-code=UTF-8                            \
69	    --files-from=scripts/kconfig/POTFILES.in     \
70	    --output $(obj)/config.pot
71	$(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
72	$(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
73	$(Q)(for i in `ls arch/*/Kconfig`;               \
74	    do                                           \
75		echo "  GEN $$i";                        \
76		$(obj)/kxgettext $$i                     \
77		     >> $(obj)/config.pot;               \
78	    done )
79	$(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
80	    --output $(obj)/linux.pot
81	$(Q)rm -f arch/um/Kconfig.arch
82	$(Q)rm -f $(obj)/config.pot
83
84PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
85
86randconfig: $(obj)/conf
87	$< -r $(Kconfig)
88
89allyesconfig: $(obj)/conf
90	$< -y $(Kconfig)
91
92allnoconfig: $(obj)/conf
93	$< -n $(Kconfig)
94
95allmodconfig: $(obj)/conf
96	$< -m $(Kconfig)
97
98defconfig: $(obj)/conf
99ifeq ($(KBUILD_DEFCONFIG),)
100	$< -d $(Kconfig)
101else
102	@echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
103	$(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
104endif
105
106%_defconfig: $(obj)/conf
107	$(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
108
109# Help text used by make help
110help:
111	@echo  '  config	  - Update current config utilising a line-oriented program'
112	@echo  '  menuconfig	  - Update current config utilising a menu based program'
113	@echo  '  xconfig	  - Update current config utilising a QT based front-end'
114	@echo  '  gconfig	  - Update current config utilising a GTK based front-end'
115	@echo  '  oldconfig	  - Update current config utilising a provided .config as base'
116	@echo  '  localmodconfig  - Update current config disabling modules not loaded'
117	@echo  '  localyesconfig  - Update current config converting local mods to core'
118	@echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
119	@echo  '  randconfig	  - New config with random answer to all options'
120	@echo  '  defconfig	  - New config with default answer to all options'
121	@echo  '  allmodconfig	  - New config selecting modules when possible'
122	@echo  '  allyesconfig	  - New config where all options are accepted with yes'
123	@echo  '  allnoconfig	  - New config where all options are answered with no'
124
125# lxdialog stuff
126check-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)
130HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
131HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
132
133HOST_EXTRACFLAGS += -DLOCALE
134
135
136# ===========================================================================
137# Shared Makefile for the various kconfig executables:
138# conf:	  Used for defconfig, oldconfig and related targets
139# mconf:  Used for the menuconfig target
140#         Utilizes the lxdialog package
141# qconf:  Used for the xconfig target
142#         Based on QT which needs to be installed to compile it
143# gconf:  Used for the gconfig target
144#         Based on GTK which needs to be installed to compile it
145# object files used by all kconfig flavours
146
147lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
148lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
149
150conf-objs	:= conf.o  zconf.tab.o
151mconf-objs	:= mconf.o zconf.tab.o $(lxdialog)
152kxgettext-objs	:= kxgettext.o zconf.tab.o
153
154hostprogs-y := conf qconf gconf kxgettext
155
156ifeq ($(MAKECMDGOALS),menuconfig)
157	hostprogs-y += mconf
158endif
159
160ifeq ($(MAKECMDGOALS),xconfig)
161	qconf-target := 1
162endif
163ifeq ($(MAKECMDGOALS),gconfig)
164	gconf-target := 1
165endif
166
167
168ifeq ($(qconf-target),1)
169qconf-cxxobjs	:= qconf.o
170qconf-objs	:= kconfig_load.o zconf.tab.o
171endif
172
173ifeq ($(gconf-target),1)
174gconf-objs	:= gconf.o kconfig_load.o zconf.tab.o
175endif
176
177clean-files	:= lkc_defs.h qconf.moc .tmp_qtcheck \
178		   .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
179clean-files     += mconf qconf gconf
180clean-files     += config.pot linux.pot
181
182# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
183PHONY += $(obj)/dochecklxdialog
184$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
185$(obj)/dochecklxdialog:
186	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
187
188always := dochecklxdialog
189
190# Add environment specific flags
191HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
192
193# generated files seem to need this to find local include files
194HOSTCFLAGS_lex.zconf.o	:= -I$(src)
195HOSTCFLAGS_zconf.tab.o	:= -I$(src)
196
197HOSTLOADLIBES_qconf	= $(KC_QT_LIBS) -ldl
198HOSTCXXFLAGS_qconf.o	= $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
199
200HOSTLOADLIBES_gconf	= `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
201HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
202                          -D LKC_DIRECT_LINK
203
204$(obj)/qconf.o: $(obj)/.tmp_qtcheck
205
206ifeq ($(qconf-target),1)
207$(obj)/.tmp_qtcheck: $(src)/Makefile
208-include $(obj)/.tmp_qtcheck
209
210# QT needs some extra effort...
211$(obj)/.tmp_qtcheck:
212	@set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
213	pkg-config --exists qt 2> /dev/null && pkg=qt; \
214	pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
215	if [ -n "$$pkg" ]; then \
216	  cflags="\$$(shell pkg-config $$pkg --cflags)"; \
217	  libs="\$$(shell pkg-config $$pkg --libs)"; \
218	  moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
219	  dir="$$(pkg-config $$pkg --variable=prefix)"; \
220	else \
221	  for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
222	    if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
223	  done; \
224	  if [ -z "$$dir" ]; then \
225	    echo "*"; \
226	    echo "* Unable to find the QT3 installation. Please make sure that"; \
227	    echo "* the QT3 development package is correctly installed and"; \
228	    echo "* either install pkg-config or set the QTDIR environment"; \
229	    echo "* variable to the correct location."; \
230	    echo "*"; \
231	    false; \
232	  fi; \
233	  libpath=$$dir/lib; lib=qt; osdir=""; \
234	  $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
235	    osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
236	  test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
237	  test -f $$libpath/libqt-mt.so && lib=qt-mt; \
238	  cflags="-I$$dir/include"; \
239	  libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
240	  moc="$$dir/bin/moc"; \
241	fi; \
242	if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
243	  echo "*"; \
244	  echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
245	  echo "*"; \
246	  moc="/usr/bin/moc"; \
247	fi; \
248	echo "KC_QT_CFLAGS=$$cflags" > $@; \
249	echo "KC_QT_LIBS=$$libs" >> $@; \
250	echo "KC_QT_MOC=$$moc" >> $@
251endif
252
253$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
254
255ifeq ($(gconf-target),1)
256-include $(obj)/.tmp_gtkcheck
257
258# GTK needs some extra effort, too...
259$(obj)/.tmp_gtkcheck:
260	@if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then		\
261		if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then			\
262			touch $@;								\
263		else									\
264			echo "*"; 							\
265			echo "* GTK+ is present but version >= 2.0.0 is required.";	\
266			echo "*";							\
267			false;								\
268		fi									\
269	else										\
270		echo "*"; 								\
271		echo "* Unable to find the GTK+ installation. Please make sure that"; 	\
272		echo "* the GTK+ 2.0 development package is correctly installed..."; 	\
273		echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; 		\
274		echo "*"; 								\
275		false;									\
276	fi
277endif
278
279$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
280
281$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
282
283$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
284
285$(obj)/gconf.o: $(obj)/lkc_defs.h
286
287$(obj)/%.moc: $(src)/%.h
288	$(KC_QT_MOC) -i $< -o $@
289
290$(obj)/lkc_defs.h: $(src)/lkc_proto.h
291	sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
292
293# Extract gconf menu items for I18N support
294$(obj)/gconf.glade.h: $(obj)/gconf.glade
295	intltool-extract --type=gettext/glade $(obj)/gconf.glade
296
297###
298# The following requires flex/bison/gperf
299# By default we use the _shipped versions, uncomment the following line if
300# you are modifying the flex/bison src.
301# LKC_GENPARSER := 1
302
303ifdef LKC_GENPARSER
304
305$(obj)/zconf.tab.c: $(src)/zconf.y
306$(obj)/lex.zconf.c: $(src)/zconf.l
307$(obj)/zconf.hash.c: $(src)/zconf.gperf
308
309%.tab.c: %.y
310	bison -l -b $* -p $(notdir $*) $<
311	cp $@ $@_shipped
312
313lex.%.c: %.l
314	flex -L -P$(notdir $*) -o$@ $<
315	cp $@ $@_shipped
316
317%.hash.c: %.gperf
318	gperf < $< > $@
319	cp $@ $@_shipped
320
321endif
322