xref: /openbmc/linux/scripts/kconfig/Makefile (revision f15cbe6f1a4b4d9df59142fc8e4abb973302cf44)
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
7Kconfig := arch/$(SRCARCH)/Kconfig
8
9xconfig: $(obj)/qconf
10	$< $(Kconfig)
11
12gconfig: $(obj)/gconf
13	$< $(Kconfig)
14
15menuconfig: $(obj)/mconf
16	$< $(Kconfig)
17
18config: $(obj)/conf
19	$< $(Kconfig)
20
21oldconfig: $(obj)/conf
22	$< -o $(Kconfig)
23
24silentoldconfig: $(obj)/conf
25	$< -s $(Kconfig)
26
27# Create new linux.pot file
28# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
29# The symlink is used to repair a deficiency in arch/um
30update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
31	$(Q)echo "  GEN config"
32	$(Q)xgettext --default-domain=linux              \
33	    --add-comments --keyword=_ --keyword=N_      \
34	    --from-code=UTF-8                            \
35	    --files-from=scripts/kconfig/POTFILES.in     \
36	    --output $(obj)/config.pot
37	$(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
38	$(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
39	$(Q)(for i in `ls arch/*/Kconfig`;               \
40	    do                                           \
41		echo "  GEN $$i";                        \
42		$(obj)/kxgettext $$i                     \
43		     >> $(obj)/config.pot;               \
44	    done )
45	$(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
46	    --output $(obj)/linux.pot
47	$(Q)rm -f arch/um/Kconfig.arch
48	$(Q)rm -f $(obj)/config.pot
49
50PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
51
52randconfig: $(obj)/conf
53	$< -r $(Kconfig)
54
55allyesconfig: $(obj)/conf
56	$< -y $(Kconfig)
57
58allnoconfig: $(obj)/conf
59	$< -n $(Kconfig)
60
61allmodconfig: $(obj)/conf
62	$< -m $(Kconfig)
63
64defconfig: $(obj)/conf
65ifeq ($(KBUILD_DEFCONFIG),)
66	$< -d $(Kconfig)
67else
68	@echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
69	$(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
70endif
71
72%_defconfig: $(obj)/conf
73	$(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
74
75# Help text used by make help
76help:
77	@echo  '  config	  - Update current config utilising a line-oriented program'
78	@echo  '  menuconfig	  - Update current config utilising a menu based program'
79	@echo  '  xconfig	  - Update current config utilising a QT based front-end'
80	@echo  '  gconfig	  - Update current config utilising a GTK based front-end'
81	@echo  '  oldconfig	  - Update current config utilising a provided .config as base'
82	@echo  '  silentoldconfig - Same as oldconfig, but quietly'
83	@echo  '  randconfig	  - New config with random answer to all options'
84	@echo  '  defconfig	  - New config with default answer to all options'
85	@echo  '  allmodconfig	  - New config selecting modules when possible'
86	@echo  '  allyesconfig	  - New config where all options are accepted with yes'
87	@echo  '  allnoconfig	  - New config where all options are answered with no'
88
89# lxdialog stuff
90check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
91
92# Use recursively expanded variables so we do not call gcc unless
93# we really need to do so. (Do not call gcc as part of make mrproper)
94HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
95HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
96
97HOST_EXTRACFLAGS += -DLOCALE
98
99
100# ===========================================================================
101# Shared Makefile for the various kconfig executables:
102# conf:	  Used for defconfig, oldconfig and related targets
103# mconf:  Used for the mconfig target.
104#         Utilizes the lxdialog package
105# qconf:  Used for the xconfig target
106#         Based on QT which needs to be installed to compile it
107# gconf:  Used for the gconfig target
108#         Based on GTK which needs to be installed to compile it
109# object files used by all kconfig flavours
110
111lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
112lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
113
114conf-objs	:= conf.o  zconf.tab.o
115mconf-objs	:= mconf.o zconf.tab.o $(lxdialog)
116kxgettext-objs	:= kxgettext.o zconf.tab.o
117
118hostprogs-y := conf qconf gconf kxgettext
119
120ifeq ($(MAKECMDGOALS),menuconfig)
121	hostprogs-y += mconf
122endif
123
124ifeq ($(MAKECMDGOALS),xconfig)
125	qconf-target := 1
126endif
127ifeq ($(MAKECMDGOALS),gconfig)
128	gconf-target := 1
129endif
130
131
132ifeq ($(qconf-target),1)
133qconf-cxxobjs	:= qconf.o
134qconf-objs	:= kconfig_load.o zconf.tab.o
135endif
136
137ifeq ($(gconf-target),1)
138gconf-objs	:= gconf.o kconfig_load.o zconf.tab.o
139endif
140
141clean-files	:= lkc_defs.h qconf.moc .tmp_qtcheck \
142		   .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
143clean-files     += mconf qconf gconf
144clean-files     += config.pot linux.pot
145
146# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
147PHONY += $(obj)/dochecklxdialog
148$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
149$(obj)/dochecklxdialog:
150	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
151
152always := dochecklxdialog
153
154# Add environment specific flags
155HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
156
157# generated files seem to need this to find local include files
158HOSTCFLAGS_lex.zconf.o	:= -I$(src)
159HOSTCFLAGS_zconf.tab.o	:= -I$(src)
160
161HOSTLOADLIBES_qconf	= $(KC_QT_LIBS) -ldl
162HOSTCXXFLAGS_qconf.o	= $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
163
164HOSTLOADLIBES_gconf	= `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
165HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
166                          -D LKC_DIRECT_LINK
167
168$(obj)/qconf.o: $(obj)/.tmp_qtcheck
169
170ifeq ($(qconf-target),1)
171$(obj)/.tmp_qtcheck: $(src)/Makefile
172-include $(obj)/.tmp_qtcheck
173
174# QT needs some extra effort...
175$(obj)/.tmp_qtcheck:
176	@set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
177	pkg-config --exists qt 2> /dev/null && pkg=qt; \
178	pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
179	if [ -n "$$pkg" ]; then \
180	  cflags="\$$(shell pkg-config $$pkg --cflags)"; \
181	  libs="\$$(shell pkg-config $$pkg --libs)"; \
182	  moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
183	  dir="$$(pkg-config $$pkg --variable=prefix)"; \
184	else \
185	  for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
186	    if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
187	  done; \
188	  if [ -z "$$dir" ]; then \
189	    echo "*"; \
190	    echo "* Unable to find the QT3 installation. Please make sure that"; \
191	    echo "* the QT3 development package is correctly installed and"; \
192	    echo "* either install pkg-config or set the QTDIR environment"; \
193	    echo "* variable to the correct location."; \
194	    echo "*"; \
195	    false; \
196	  fi; \
197	  libpath=$$dir/lib; lib=qt; osdir=""; \
198	  $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
199	    osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
200	  test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
201	  test -f $$libpath/libqt-mt.so && lib=qt-mt; \
202	  cflags="-I$$dir/include"; \
203	  libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
204	  moc="$$dir/bin/moc"; \
205	fi; \
206	if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
207	  echo "*"; \
208	  echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
209	  echo "*"; \
210	  moc="/usr/bin/moc"; \
211	fi; \
212	echo "KC_QT_CFLAGS=$$cflags" > $@; \
213	echo "KC_QT_LIBS=$$libs" >> $@; \
214	echo "KC_QT_MOC=$$moc" >> $@
215endif
216
217$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
218
219ifeq ($(gconf-target),1)
220-include $(obj)/.tmp_gtkcheck
221
222# GTK needs some extra effort, too...
223$(obj)/.tmp_gtkcheck:
224	@if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then		\
225		if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then			\
226			touch $@;								\
227		else									\
228			echo "*"; 							\
229			echo "* GTK+ is present but version >= 2.0.0 is required.";	\
230			echo "*";							\
231			false;								\
232		fi									\
233	else										\
234		echo "*"; 								\
235		echo "* Unable to find the GTK+ installation. Please make sure that"; 	\
236		echo "* the GTK+ 2.0 development package is correctly installed..."; 	\
237		echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; 		\
238		echo "*"; 								\
239		false;									\
240	fi
241endif
242
243$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
244
245$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
246
247$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
248
249$(obj)/gconf.o: $(obj)/lkc_defs.h
250
251$(obj)/%.moc: $(src)/%.h
252	$(KC_QT_MOC) -i $< -o $@
253
254$(obj)/lkc_defs.h: $(src)/lkc_proto.h
255	sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
256
257# Extract gconf menu items for I18N support
258$(obj)/gconf.glade.h: $(obj)/gconf.glade
259	intltool-extract --type=gettext/glade $(obj)/gconf.glade
260
261###
262# The following requires flex/bison/gperf
263# By default we use the _shipped versions, uncomment the following line if
264# you are modifying the flex/bison src.
265# LKC_GENPARSER := 1
266
267ifdef LKC_GENPARSER
268
269$(obj)/zconf.tab.c: $(src)/zconf.y
270$(obj)/lex.zconf.c: $(src)/zconf.l
271$(obj)/zconf.hash.c: $(src)/zconf.gperf
272
273%.tab.c: %.y
274	bison -l -b $* -p $(notdir $*) $<
275	cp $@ $@_shipped
276
277lex.%.c: %.l
278	flex -L -P$(notdir $*) -o$@ $<
279	cp $@ $@_shipped
280
281%.hash.c: %.gperf
282	gperf < $< > $@
283	cp $@ $@_shipped
284
285endif
286