xref: /openbmc/linux/scripts/kconfig/Makefile (revision b6dcefde) 
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	$(Q)mkdir -p include/generated
31	$< -s $(Kconfig)
32
33localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
34	$(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
35	$(Q)if [ -f .config ]; then 				\
36			cmp -s .tmp.config .config ||		\
37			(mv -f .config .config.old.1;		\
38			 mv -f .tmp.config .config;		\
39			 $(obj)/conf -s $(Kconfig);		\
40			 mv -f .config.old.1 .config.old)	\
41	else							\
42			mv -f .tmp.config .config;		\
43			$(obj)/conf -s $(Kconfig);		\
44	fi
45	$(Q)rm -f .tmp.config
46
47localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
48	$(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
49	$(Q)sed -i s/=m/=y/ .tmp.config
50	$(Q)if [ -f .config ]; then 				\
51			cmp -s .tmp.config .config ||		\
52			(mv -f .config .config.old.1;		\
53			 mv -f .tmp.config .config;		\
54			 $(obj)/conf -s $(Kconfig);		\
55			 mv -f .config.old.1 .config.old)	\
56	else							\
57			mv -f .tmp.config .config;		\
58			$(obj)/conf -s $(Kconfig);		\
59	fi
60	$(Q)rm -f .tmp.config
61
62# Create new linux.pot file
63# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
64# The symlink is used to repair a deficiency in arch/um
65update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
66	$(Q)echo "  GEN config"
67	$(Q)xgettext --default-domain=linux              \
68	    --add-comments --keyword=_ --keyword=N_      \
69	    --from-code=UTF-8                            \
70	    --files-from=scripts/kconfig/POTFILES.in     \
71	    --output $(obj)/config.pot
72	$(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
73	$(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
74	$(Q)(for i in `ls arch/*/Kconfig`;               \
75	    do                                           \
76		echo "  GEN $$i";                        \
77		$(obj)/kxgettext $$i                     \
78		     >> $(obj)/config.pot;               \
79	    done )
80	$(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
81	    --output $(obj)/linux.pot
82	$(Q)rm -f arch/um/Kconfig.arch
83	$(Q)rm -f $(obj)/config.pot
84
85PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
86
87randconfig: $(obj)/conf
88	$< -r $(Kconfig)
89
90allyesconfig: $(obj)/conf
91	$< -y $(Kconfig)
92
93allnoconfig: $(obj)/conf
94	$< -n $(Kconfig)
95
96allmodconfig: $(obj)/conf
97	$< -m $(Kconfig)
98
99defconfig: $(obj)/conf
100ifeq ($(KBUILD_DEFCONFIG),)
101	$< -d $(Kconfig)
102else
103	@echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
104	$(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
105endif
106
107%_defconfig: $(obj)/conf
108	$(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
109
110# Help text used by make help
111help:
112	@echo  '  config	  - Update current config utilising a line-oriented program'
113	@echo  '  menuconfig	  - Update current config utilising a menu based program'
114	@echo  '  xconfig	  - Update current config utilising a QT based front-end'
115	@echo  '  gconfig	  - Update current config utilising a GTK based front-end'
116	@echo  '  oldconfig	  - Update current config utilising a provided .config as base'
117	@echo  '  localmodconfig  - Update current config disabling modules not loaded'
118	@echo  '  localyesconfig  - Update current config converting local mods to core'
119	@echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
120	@echo  '  randconfig	  - New config with random answer to all options'
121	@echo  '  defconfig	  - New config with default answer to all options'
122	@echo  '  allmodconfig	  - New config selecting modules when possible'
123	@echo  '  allyesconfig	  - New config where all options are accepted with yes'
124	@echo  '  allnoconfig	  - New config where all options are answered with no'
125
126# lxdialog stuff
127check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
128
129# Use recursively expanded variables so we do not call gcc unless
130# we really need to do so. (Do not call gcc as part of make mrproper)
131HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
132HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
133
134HOST_EXTRACFLAGS += -DLOCALE
135
136
137# ===========================================================================
138# Shared Makefile for the various kconfig executables:
139# conf:	  Used for defconfig, oldconfig and related targets
140# mconf:  Used for the menuconfig target
141#         Utilizes the lxdialog package
142# qconf:  Used for the xconfig target
143#         Based on QT which needs to be installed to compile it
144# gconf:  Used for the gconfig target
145#         Based on GTK which needs to be installed to compile it
146# object files used by all kconfig flavours
147
148lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
149lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
150
151conf-objs	:= conf.o  zconf.tab.o
152mconf-objs	:= mconf.o zconf.tab.o $(lxdialog)
153kxgettext-objs	:= kxgettext.o zconf.tab.o
154
155hostprogs-y := conf qconf gconf kxgettext
156
157ifeq ($(MAKECMDGOALS),menuconfig)
158	hostprogs-y += mconf
159endif
160
161ifeq ($(MAKECMDGOALS),xconfig)
162	qconf-target := 1
163endif
164ifeq ($(MAKECMDGOALS),gconfig)
165	gconf-target := 1
166endif
167
168
169ifeq ($(qconf-target),1)
170qconf-cxxobjs	:= qconf.o
171qconf-objs	:= kconfig_load.o zconf.tab.o
172endif
173
174ifeq ($(gconf-target),1)
175gconf-objs	:= gconf.o kconfig_load.o zconf.tab.o
176endif
177
178clean-files	:= lkc_defs.h qconf.moc .tmp_qtcheck \
179		   .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
180clean-files     += mconf qconf gconf
181clean-files     += config.pot linux.pot
182
183# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
184PHONY += $(obj)/dochecklxdialog
185$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
186$(obj)/dochecklxdialog:
187	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
188
189always := dochecklxdialog
190
191# Add environment specific flags
192HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
193
194# generated files seem to need this to find local include files
195HOSTCFLAGS_lex.zconf.o	:= -I$(src)
196HOSTCFLAGS_zconf.tab.o	:= -I$(src)
197
198HOSTLOADLIBES_qconf	= $(KC_QT_LIBS) -ldl
199HOSTCXXFLAGS_qconf.o	= $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
200
201HOSTLOADLIBES_gconf	= `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
202HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
203                          -D LKC_DIRECT_LINK
204
205$(obj)/qconf.o: $(obj)/.tmp_qtcheck
206
207ifeq ($(qconf-target),1)
208$(obj)/.tmp_qtcheck: $(src)/Makefile
209-include $(obj)/.tmp_qtcheck
210
211# QT needs some extra effort...
212$(obj)/.tmp_qtcheck:
213	@set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
214	pkg-config --exists qt 2> /dev/null && pkg=qt; \
215	pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
216	if [ -n "$$pkg" ]; then \
217	  cflags="\$$(shell pkg-config $$pkg --cflags)"; \
218	  libs="\$$(shell pkg-config $$pkg --libs)"; \
219	  moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
220	  dir="$$(pkg-config $$pkg --variable=prefix)"; \
221	else \
222	  for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
223	    if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
224	  done; \
225	  if [ -z "$$dir" ]; then \
226	    echo "*"; \
227	    echo "* Unable to find the QT3 installation. Please make sure that"; \
228	    echo "* the QT3 development package is correctly installed and"; \
229	    echo "* either install pkg-config or set the QTDIR environment"; \
230	    echo "* variable to the correct location."; \
231	    echo "*"; \
232	    false; \
233	  fi; \
234	  libpath=$$dir/lib; lib=qt; osdir=""; \
235	  $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
236	    osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
237	  test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
238	  test -f $$libpath/libqt-mt.so && lib=qt-mt; \
239	  cflags="-I$$dir/include"; \
240	  libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
241	  moc="$$dir/bin/moc"; \
242	fi; \
243	if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
244	  echo "*"; \
245	  echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
246	  echo "*"; \
247	  moc="/usr/bin/moc"; \
248	fi; \
249	echo "KC_QT_CFLAGS=$$cflags" > $@; \
250	echo "KC_QT_LIBS=$$libs" >> $@; \
251	echo "KC_QT_MOC=$$moc" >> $@
252endif
253
254$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
255
256ifeq ($(gconf-target),1)
257-include $(obj)/.tmp_gtkcheck
258
259# GTK needs some extra effort, too...
260$(obj)/.tmp_gtkcheck:
261	@if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then		\
262		if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then			\
263			touch $@;								\
264		else									\
265			echo "*"; 							\
266			echo "* GTK+ is present but version >= 2.0.0 is required.";	\
267			echo "*";							\
268			false;								\
269		fi									\
270	else										\
271		echo "*"; 								\
272		echo "* Unable to find the GTK+ installation. Please make sure that"; 	\
273		echo "* the GTK+ 2.0 development package is correctly installed..."; 	\
274		echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; 		\
275		echo "*"; 								\
276		false;									\
277	fi
278endif
279
280$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
281
282$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
283
284$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
285
286$(obj)/gconf.o: $(obj)/lkc_defs.h
287
288$(obj)/%.moc: $(src)/%.h
289	$(KC_QT_MOC) -i $< -o $@
290
291$(obj)/lkc_defs.h: $(src)/lkc_proto.h
292	sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
293
294# Extract gconf menu items for I18N support
295$(obj)/gconf.glade.h: $(obj)/gconf.glade
296	intltool-extract --type=gettext/glade $(obj)/gconf.glade
297
298###
299# The following requires flex/bison/gperf
300# By default we use the _shipped versions, uncomment the following line if
301# you are modifying the flex/bison src.
302# LKC_GENPARSER := 1
303
304ifdef LKC_GENPARSER
305
306$(obj)/zconf.tab.c: $(src)/zconf.y
307$(obj)/lex.zconf.c: $(src)/zconf.l
308$(obj)/zconf.hash.c: $(src)/zconf.gperf
309
310%.tab.c: %.y
311	bison -l -b $* -p $(notdir $*) $<
312	cp $@ $@_shipped
313
314lex.%.c: %.l
315	flex -L -P$(notdir $*) -o$@ $<
316	cp $@ $@_shipped
317
318%.hash.c: %.gperf
319	gperf < $< > $@
320	cp $@ $@_shipped
321
322endif
323