xref: /openbmc/linux/scripts/kconfig/Makefile (revision c21b37f6) 
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
7xconfig: $(obj)/qconf
8	$< arch/$(ARCH)/Kconfig
9
10gconfig: $(obj)/gconf
11	$< arch/$(ARCH)/Kconfig
12
13menuconfig: $(obj)/mconf
14	$< arch/$(ARCH)/Kconfig
15
16config: $(obj)/conf
17	$< arch/$(ARCH)/Kconfig
18
19oldconfig: $(obj)/conf
20	$< -o arch/$(ARCH)/Kconfig
21
22silentoldconfig: $(obj)/conf
23	$< -s arch/$(ARCH)/Kconfig
24
25# Create new linux.po file
26# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
27# The symlink is used to repair a deficiency in arch/um
28update-po-config: $(obj)/kxgettext
29	xgettext --default-domain=linux                  \
30	    --add-comments --keyword=_ --keyword=N_      \
31	    --from-code=UTF-8                            \
32	    --files-from=scripts/kconfig/POTFILES.in     \
33	    --output $(obj)/config.pot
34	$(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
35	$(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
36	(for i in `ls arch/`;                            \
37	do                                               \
38	    $(obj)/kxgettext arch/$$i/Kconfig;           \
39	done ) >> $(obj)/config.pot
40	msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
41	    --output $(obj)/linux.pot
42	$(Q)rm -f arch/um/Kconfig.arch
43	$(Q)rm -f $(obj)/config.pot
44
45PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
46
47randconfig: $(obj)/conf
48	$< -r arch/$(ARCH)/Kconfig
49
50allyesconfig: $(obj)/conf
51	$< -y arch/$(ARCH)/Kconfig
52
53allnoconfig: $(obj)/conf
54	$< -n arch/$(ARCH)/Kconfig
55
56allmodconfig: $(obj)/conf
57	$< -m arch/$(ARCH)/Kconfig
58
59defconfig: $(obj)/conf
60ifeq ($(KBUILD_DEFCONFIG),)
61	$< -d arch/$(ARCH)/Kconfig
62else
63	@echo *** Default configuration is based on '$(KBUILD_DEFCONFIG)'
64	$(Q)$< -D arch/$(ARCH)/configs/$(KBUILD_DEFCONFIG) arch/$(ARCH)/Kconfig
65endif
66
67%_defconfig: $(obj)/conf
68	$(Q)$< -D arch/$(ARCH)/configs/$@ arch/$(ARCH)/Kconfig
69
70# Help text used by make help
71help:
72	@echo  '  config	  - Update current config utilising a line-oriented program'
73	@echo  '  menuconfig	  - Update current config utilising a menu based program'
74	@echo  '  xconfig	  - Update current config utilising a QT based front-end'
75	@echo  '  gconfig	  - Update current config utilising a GTK based front-end'
76	@echo  '  oldconfig	  - Update current config utilising a provided .config as base'
77	@echo  '  silentoldconfig - Same as oldconfig, but quietly'
78	@echo  '  randconfig	  - New config with random answer to all options'
79	@echo  '  defconfig	  - New config with default answer to all options'
80	@echo  '  allmodconfig	  - New config selecting modules when possible'
81	@echo  '  allyesconfig	  - New config where all options are accepted with yes'
82	@echo  '  allnoconfig	  - New config where all options are answered with no'
83
84# lxdialog stuff
85check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
86
87# Use reursively expanded variables so we do not call gcc unless
88# we really need to do so. (Do not call gcc as part of make mrproper)
89HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
90HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
91
92HOST_EXTRACFLAGS += -DLOCALE
93
94PHONY += $(obj)/dochecklxdialog
95$(obj)/dochecklxdialog:
96	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_LOADLIBES)
97
98always := dochecklxdialog
99
100
101# ===========================================================================
102# Shared Makefile for the various kconfig executables:
103# conf:	  Used for defconfig, oldconfig and related targets
104# mconf:  Used for the mconfig target.
105#         Utilizes the lxdialog package
106# qconf:  Used for the xconfig target
107#         Based on QT which needs to be installed to compile it
108# gconf:  Used for the gconfig target
109#         Based on GTK which needs to be installed to compile it
110# object files used by all kconfig flavours
111
112lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
113lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
114
115conf-objs	:= conf.o  zconf.tab.o
116mconf-objs	:= mconf.o zconf.tab.o $(lxdialog)
117kxgettext-objs	:= kxgettext.o zconf.tab.o
118
119hostprogs-y := conf qconf gconf kxgettext
120
121ifeq ($(MAKECMDGOALS),menuconfig)
122	hostprogs-y += mconf
123endif
124
125ifeq ($(MAKECMDGOALS),xconfig)
126	qconf-target := 1
127endif
128ifeq ($(MAKECMDGOALS),gconfig)
129	gconf-target := 1
130endif
131
132
133ifeq ($(qconf-target),1)
134qconf-cxxobjs	:= qconf.o
135qconf-objs	:= kconfig_load.o zconf.tab.o
136endif
137
138ifeq ($(gconf-target),1)
139gconf-objs	:= gconf.o kconfig_load.o zconf.tab.o
140endif
141
142clean-files	:= lkc_defs.h qconf.moc .tmp_qtcheck \
143		   .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c
144clean-files     += mconf qconf gconf
145
146# Needed for systems without gettext
147KBUILD_HAVE_NLS := $(shell \
148     if echo "\#include <libintl.h>" | $(HOSTCC) $(HOSTCFLAGS) -E - > /dev/null 2>&1 ; \
149     then echo yes ; \
150     else echo no ; fi)
151ifeq ($(KBUILD_HAVE_NLS),no)
152HOSTCFLAGS	+= -DKBUILD_NO_NLS
153endif
154
155# generated files seem to need this to find local include files
156HOSTCFLAGS_lex.zconf.o	:= -I$(src)
157HOSTCFLAGS_zconf.tab.o	:= -I$(src)
158
159HOSTLOADLIBES_qconf	= $(KC_QT_LIBS) -ldl
160HOSTCXXFLAGS_qconf.o	= $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
161
162HOSTLOADLIBES_gconf	= `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
163HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
164                          -D LKC_DIRECT_LINK
165
166$(obj)/qconf.o: $(obj)/.tmp_qtcheck
167
168ifeq ($(qconf-target),1)
169$(obj)/.tmp_qtcheck: $(src)/Makefile
170-include $(obj)/.tmp_qtcheck
171
172# QT needs some extra effort...
173$(obj)/.tmp_qtcheck:
174	@set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
175	pkg-config --exists qt 2> /dev/null && pkg=qt; \
176	pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
177	if [ -n "$$pkg" ]; then \
178	  cflags="\$$(shell pkg-config $$pkg --cflags)"; \
179	  libs="\$$(shell pkg-config $$pkg --libs)"; \
180	  moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
181	  dir="$$(pkg-config $$pkg --variable=prefix)"; \
182	else \
183	  for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
184	    if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
185	  done; \
186	  if [ -z "$$dir" ]; then \
187	    echo "*"; \
188	    echo "* Unable to find the QT3 installation. Please make sure that"; \
189	    echo "* the QT3 development package is correctly installed and"; \
190	    echo "* either install pkg-config or set the QTDIR environment"; \
191	    echo "* variable to the correct location."; \
192	    echo "*"; \
193	    false; \
194	  fi; \
195	  libpath=$$dir/lib; lib=qt; osdir=""; \
196	  $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
197	    osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
198	  test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
199	  test -f $$libpath/libqt-mt.so && lib=qt-mt; \
200	  cflags="-I$$dir/include"; \
201	  libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
202	  moc="$$dir/bin/moc"; \
203	fi; \
204	if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
205	  echo "*"; \
206	  echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
207	  echo "*"; \
208	  moc="/usr/bin/moc"; \
209	fi; \
210	echo "KC_QT_CFLAGS=$$cflags" > $@; \
211	echo "KC_QT_LIBS=$$libs" >> $@; \
212	echo "KC_QT_MOC=$$moc" >> $@
213endif
214
215$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
216
217ifeq ($(gconf-target),1)
218-include $(obj)/.tmp_gtkcheck
219
220# GTK needs some extra effort, too...
221$(obj)/.tmp_gtkcheck:
222	@if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then		\
223		if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then			\
224			touch $@;								\
225		else									\
226			echo "*"; 							\
227			echo "* GTK+ is present but version >= 2.0.0 is required.";	\
228			echo "*";							\
229			false;								\
230		fi									\
231	else										\
232		echo "*"; 								\
233		echo "* Unable to find the GTK+ installation. Please make sure that"; 	\
234		echo "* the GTK+ 2.0 development package is correctly installed..."; 	\
235		echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; 		\
236		echo "*"; 								\
237		false;									\
238	fi
239endif
240
241$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
242
243$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
244
245$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
246
247$(obj)/gconf.o: $(obj)/lkc_defs.h
248
249$(obj)/%.moc: $(src)/%.h
250	$(KC_QT_MOC) -i $< -o $@
251
252$(obj)/lkc_defs.h: $(src)/lkc_proto.h
253	sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
254
255
256###
257# The following requires flex/bison/gperf
258# By default we use the _shipped versions, uncomment the following line if
259# you are modifying the flex/bison src.
260# LKC_GENPARSER := 1
261
262ifdef LKC_GENPARSER
263
264$(obj)/zconf.tab.c: $(src)/zconf.y
265$(obj)/lex.zconf.c: $(src)/zconf.l
266$(obj)/zconf.hash.c: $(src)/zconf.gperf
267
268%.tab.c: %.y
269	bison -l -b $* -p $(notdir $*) $<
270	cp $@ $@_shipped
271
272lex.%.c: %.l
273	flex -L -P$(notdir $*) -o$@ $<
274	cp $@ $@_shipped
275
276%.hash.c: %.gperf
277	gperf < $< > $@
278	cp $@ $@_shipped
279
280endif
281