[PATCH] kconfig: detect if -lintl is needed when linking conf,mconf
[safe/jmp/linux-2.6] / 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
7 xconfig: $(obj)/qconf
8         $< arch/$(ARCH)/Kconfig
9
10 gconfig: $(obj)/gconf
11         $< arch/$(ARCH)/Kconfig
12
13 menuconfig: $(obj)/mconf
14         $(Q)$(MAKE) $(build)=scripts/kconfig/lxdialog
15         $< arch/$(ARCH)/Kconfig
16
17 config: $(obj)/conf
18         $< arch/$(ARCH)/Kconfig
19
20 oldconfig: $(obj)/conf
21         $< -o arch/$(ARCH)/Kconfig
22
23 silentoldconfig: $(obj)/conf
24         $< -s arch/$(ARCH)/Kconfig
25
26 update-po-config: $(obj)/kxgettext
27         xgettext --default-domain=linux \
28           --add-comments --keyword=_ --keyword=N_ \
29           --files-from=scripts/kconfig/POTFILES.in \
30           --output scripts/kconfig/config.pot
31         $(Q)ln -fs Kconfig_i386 arch/um/Kconfig_arch
32         $(Q)for i in `ls arch/`; \
33         do \
34           scripts/kconfig/kxgettext arch/$$i/Kconfig \
35             | msguniq -o scripts/kconfig/linux_$${i}.pot; \
36         done
37         $(Q)msgcat scripts/kconfig/config.pot \
38           `find scripts/kconfig/ -type f -name linux_*.pot` \
39           --output scripts/kconfig/linux_raw.pot
40         $(Q)msguniq --sort-by-file scripts/kconfig/linux_raw.pot \
41             --output scripts/kconfig/linux.pot
42         $(Q)rm -f arch/um/Kconfig_arch
43         $(Q)rm -f scripts/kconfig/linux_*.pot scripts/kconfig/config.pot
44
45 .PHONY: randconfig allyesconfig allnoconfig allmodconfig defconfig
46
47 randconfig: $(obj)/conf
48         $< -r arch/$(ARCH)/Kconfig
49
50 allyesconfig: $(obj)/conf
51         $< -y arch/$(ARCH)/Kconfig
52
53 allnoconfig: $(obj)/conf
54         $< -n arch/$(ARCH)/Kconfig
55
56 allmodconfig: $(obj)/conf
57         $< -m arch/$(ARCH)/Kconfig
58
59 defconfig: $(obj)/conf
60 ifeq ($(KBUILD_DEFCONFIG),)
61         $< -d arch/$(ARCH)/Kconfig
62 else
63         @echo *** Default configuration is based on '$(KBUILD_DEFCONFIG)'
64         $(Q)$< -D arch/$(ARCH)/configs/$(KBUILD_DEFCONFIG) arch/$(ARCH)/Kconfig
65 endif
66
67 %_defconfig: $(obj)/conf
68         $(Q)$< -D arch/$(ARCH)/configs/$@ arch/$(ARCH)/Kconfig
69
70 # Help text used by make help
71 help:
72         @echo  '  config          - Update current config utilising a line-oriented program'
73         @echo  '  menuconfig      - Update current config utilising a menu based program'
74         @echo  '  xconfig         - Update current config utilising a QT based front-end'
75         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
76         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
77         @echo  '  randconfig      - New config with random answer to all options'
78         @echo  '  defconfig       - New config with default answer to all options'
79         @echo  '  allmodconfig    - New config selecting modules when possible'
80         @echo  '  allyesconfig    - New config where all options are accepted with yes'
81         @echo  '  allnoconfig     - New minimal config'
82
83 # ===========================================================================
84 # Shared Makefile for the various kconfig executables:
85 # conf:   Used for defconfig, oldconfig and related targets
86 # mconf:  Used for the mconfig target.
87 #         Utilizes the lxdialog package
88 # qconf:  Used for the xconfig target
89 #         Based on QT which needs to be installed to compile it
90 # gconf:  Used for the gconfig target
91 #         Based on GTK which needs to be installed to compile it
92 # object files used by all kconfig flavours
93
94 hostprogs-y     := conf mconf qconf gconf kxgettext
95 conf-objs       := conf.o  zconf.tab.o
96 mconf-objs      := mconf.o zconf.tab.o
97 kxgettext-objs  := kxgettext.o zconf.tab.o
98
99 ifeq ($(MAKECMDGOALS),xconfig)
100         qconf-target := 1
101 endif
102 ifeq ($(MAKECMDGOALS),gconfig)
103         gconf-target := 1
104 endif
105
106
107 ifeq ($(qconf-target),1)
108 qconf-cxxobjs   := qconf.o
109 qconf-objs      := kconfig_load.o zconf.tab.o
110 endif
111
112 ifeq ($(gconf-target),1)
113 gconf-objs      := gconf.o kconfig_load.o zconf.tab.o
114 endif
115
116 clean-files     := lkc_defs.h qconf.moc .tmp_qtcheck \
117                    .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c
118 subdir- += lxdialog
119
120 # Needed for systems without gettext
121 KBUILD_HAVE_NLS := $(shell \
122      if echo "\#include <libintl.h>" | $(HOSTCC) $(HOSTCFLAGS) -E - > /dev/null 2>&1 ; \
123      then echo yes ; \
124      else echo no ; fi)
125 ifeq ($(KBUILD_HAVE_NLS),no)
126   HOSTCFLAGS   += -DKBUILD_NO_NLS
127 else
128   KBUILD_NEED_LINTL := $(shell \
129     if echo -e "\#include <libintl.h>\nint main(int a, char** b) { gettext(\"\"); return 0; }\n" | \
130       $(HOSTCC) $(HOSTCFLAGS) -x c - -o /dev/null> /dev/null 2>&1 ; \
131     then echo no ; \
132     else echo yes ; fi)
133   ifeq ($(KBUILD_NEED_LINTL),yes)
134     HOSTLOADLIBES_conf += -lintl
135     HOSTLOADLIBES_mconf        += -lintl
136   endif
137 endif
138
139 # generated files seem to need this to find local include files
140 HOSTCFLAGS_lex.zconf.o  := -I$(src)
141 HOSTCFLAGS_zconf.tab.o  := -I$(src)
142
143 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS) -ldl
144 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
145
146 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
147 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
148                           -D LKC_DIRECT_LINK
149
150 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
151
152 ifeq ($(qconf-target),1)
153 $(obj)/.tmp_qtcheck: $(src)/Makefile
154 -include $(obj)/.tmp_qtcheck
155
156 # QT needs some extra effort...
157 $(obj)/.tmp_qtcheck:
158         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
159         pkg-config --exists qt 2> /dev/null && pkg=qt; \
160         pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
161         if [ -n "$$pkg" ]; then \
162           cflags="\$$(shell pkg-config $$pkg --cflags)"; \
163           libs="\$$(shell pkg-config $$pkg --libs)"; \
164           moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
165           dir="$$(pkg-config $$pkg --variable=prefix)"; \
166         else \
167           for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
168             if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
169           done; \
170           if [ -z "$$dir" ]; then \
171             echo "*"; \
172             echo "* Unable to find the QT installation. Please make sure that"; \
173             echo "* the QT development package is correctly installed and"; \
174             echo "* either install pkg-config or set the QTDIR environment"; \
175             echo "* variable to the correct location."; \
176             echo "*"; \
177             false; \
178           fi; \
179           libpath=$$dir/lib; lib=qt; osdir=""; \
180           $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
181             osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
182           test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
183           test -f $$libpath/libqt-mt.so && lib=qt-mt; \
184           cflags="-I$$dir/include"; \
185           libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
186           moc="$$dir/bin/moc"; \
187         fi; \
188         if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
189           echo "*"; \
190           echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
191           echo "*"; \
192           moc="/usr/bin/moc"; \
193         fi; \
194         echo "KC_QT_CFLAGS=$$cflags" > $@; \
195         echo "KC_QT_LIBS=$$libs" >> $@; \
196         echo "KC_QT_MOC=$$moc" >> $@
197 endif
198
199 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
200
201 ifeq ($(gconf-target),1)
202 -include $(obj)/.tmp_gtkcheck
203
204 # GTK needs some extra effort, too...
205 $(obj)/.tmp_gtkcheck:
206         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
207                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
208                         touch $@;                                                               \
209                 else                                                                    \
210                         echo "*";                                                       \
211                         echo "* GTK+ is present but version >= 2.0.0 is required.";     \
212                         echo "*";                                                       \
213                         false;                                                          \
214                 fi                                                                      \
215         else                                                                            \
216                 echo "*";                                                               \
217                 echo "* Unable to find the GTK+ installation. Please make sure that";   \
218                 echo "* the GTK+ 2.0 development package is correctly installed...";    \
219                 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
220                 echo "*";                                                               \
221                 false;                                                                  \
222         fi
223 endif
224
225 $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
226
227 $(obj)/kconfig_load.o: $(obj)/lkc_defs.h
228
229 $(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
230
231 $(obj)/gconf.o: $(obj)/lkc_defs.h
232
233 $(obj)/%.moc: $(src)/%.h
234         $(KC_QT_MOC) -i $< -o $@
235
236 $(obj)/lkc_defs.h: $(src)/lkc_proto.h
237         sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
238
239
240 ###
241 # The following requires flex/bison/gperf
242 # By default we use the _shipped versions, uncomment the following line if
243 # you are modifying the flex/bison src.
244 # LKC_GENPARSER := 1
245
246 ifdef LKC_GENPARSER
247
248 $(obj)/zconf.tab.c: $(src)/zconf.y
249 $(obj)/lex.zconf.c: $(src)/zconf.l
250 $(obj)/zconf.hash.c: $(src)/zconf.gperf
251
252 %.tab.c: %.y
253         bison -l -b $* -p $(notdir $*) $<
254         cp $@ $@_shipped
255
256 lex.%.c: %.l
257         flex -L -P$(notdir $*) -o$@ $<
258         cp $@ $@_shipped
259
260 %.hash.c: %.gperf
261         gperf < $< > $@
262         cp $@ $@_shipped
263
264 endif