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         $< Config.in
   9
  10 gconfig: $(obj)/gconf
  11         $< Config.in
  12
  13 menuconfig: $(obj)/mconf
  14         $(Q)$(MAKE) $(build)=scripts/kconfig/lxdialog
  15         $< Config.in
  16
  17 config: $(obj)/conf
  18         $< Config.in
  19
  20 # Mtime granularity problem.
  21 # It was observed that these commands:
  22 # make allnoconfig; sed -i -e '/CONFIG_TRUE/s/.*/CONFIG_TRUE=y/' .config; make
  23 # sometimes produce busybox with "true" applet still disabled.
  24 # This is caused by .config updated by sed having mtime which is still
  25 # equal to (not bigger than) include/autoconf.h's mtime,
  26 # and thus 2nd make does not regenerate include/autoconf.h.
  27 # Waiting for 1 second after non-interactive "make XXXXconfig"
  28 # prevents this from happening.
  29 #
  30 # We'd like to detect whether filesystem we are on has coarse mtimes,
  31 # but can't do it yet, bbox ls hasn't got --full-time.
  32 #MTIME_IS_COARSE:=@ls --full-time -ld | grep -F .000 >/dev/null
  33 MTIME_IS_COARSE:=@true
  34
  35 oldconfig: $(obj)/conf
  36         $< -o Config.in
  37         $(MTIME_IS_COARSE) && sleep 1
  38
  39 silentoldconfig: $(obj)/conf
  40         $< -s Config.in
  41         $(MTIME_IS_COARSE) && sleep 1
  42
  43 update-po-config: $(obj)/kxgettext
  44         xgettext --default-domain=linux \
  45           --add-comments --keyword=_ --keyword=N_ \
  46           --files-from=scripts/kconfig/POTFILES.in \
  47           --output scripts/kconfig/config.pot
  48         $(Q)ln -fs Kconfig_i386 arch/um/Kconfig_arch
  49         $(Q)for i in `ls arch/`; \
  50         do \
  51           scripts/kconfig/kxgettext arch/$$i/Kconfig \
  52             | msguniq -o scripts/kconfig/linux_$${i}.pot; \
  53         done
  54         $(Q)msgcat scripts/kconfig/config.pot \
  55           `find scripts/kconfig/ -type f -name linux_*.pot` \
  56           --output scripts/kconfig/linux_raw.pot
  57         $(Q)msguniq --sort-by-file scripts/kconfig/linux_raw.pot \
  58             --output scripts/kconfig/linux.pot
  59         $(Q)rm -f arch/um/Kconfig_arch
  60         $(Q)rm -f scripts/kconfig/linux_*.pot scripts/kconfig/config.pot
  61
  62 PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
  63
  64 randconfig: $(obj)/conf
  65         $< -r Config.in
  66         $(MTIME_IS_COARSE) && sleep 1
  67
  68 allyesconfig: $(obj)/conf
  69         $< -y Config.in
  70         $(MTIME_IS_COARSE) && sleep 1
  71
  72 allnoconfig: $(obj)/conf
  73         $< -n Config.in
  74         $(MTIME_IS_COARSE) && sleep 1
  75
  76 allmodconfig: $(obj)/conf
  77         $< -m Config.in
  78         $(MTIME_IS_COARSE) && sleep 1
  79
  80 defconfig: $(obj)/conf
  81 ifeq ($(KBUILD_DEFCONFIG),)
  82         $< -d Config.in
  83 else
  84         @echo *** Default configuration is based on '$(KBUILD_DEFCONFIG)'
  85         $(Q)$< -D $(KBUILD_DEFCONFIG) Config.in
  86 endif
  87         $(MTIME_IS_COARSE) && sleep 1
  88
  89 %_defconfig: $(obj)/conf
  90         $(Q)$< -D configs/$@ Config.in
  91         $(MTIME_IS_COARSE) && sleep 1
  92
  93 # Help text used by make help
  94 help:
  95         @echo  '  config          - Update current config utilising a line-oriented program'
  96         @echo  '  menuconfig      - Update current config utilising a menu based program'
  97         @echo  '  xconfig         - Update current config utilising a QT based front-end'
  98         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
  99         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
 100         @echo  '  randconfig      - New config with random answer to all options'
 101         @echo  '  defconfig       - New config with default answer to all options'
 102         @echo  '  allmodconfig    - New config selecting modules when possible'
 103         @echo  '  allyesconfig    - New config where all options are accepted with yes'
 104         @echo  '  allnoconfig     - New config where all options are answered with no'
 105
 106 # ===========================================================================
 107 # Shared Makefile for the various kconfig executables:
 108 # conf:   Used for defconfig, oldconfig and related targets
 109 # mconf:  Used for the mconfig target.
 110 #         Utilizes the lxdialog package
 111 # qconf:  Used for the xconfig target
 112 #         Based on QT which needs to be installed to compile it
 113 # gconf:  Used for the gconfig target
 114 #         Based on GTK which needs to be installed to compile it
 115 # object files used by all kconfig flavours
 116
 117 hostprogs-y     := conf mconf qconf gconf kxgettext
 118 conf-objs       := conf.o  zconf.tab.o
 119 mconf-objs      := mconf.o zconf.tab.o
 120 kxgettext-objs  := kxgettext.o zconf.tab.o
 121
 122 ifeq ($(MAKECMDGOALS),xconfig)
 123         qconf-target := 1
 124 endif
 125 ifeq ($(MAKECMDGOALS),gconfig)
 126         gconf-target := 1
 127 endif
 128
 129
 130 ifeq ($(qconf-target),1)
 131 qconf-cxxobjs   := qconf.o
 132 qconf-objs      := kconfig_load.o zconf.tab.o
 133 endif
 134
 135 ifeq ($(gconf-target),1)
 136 gconf-objs      := gconf.o kconfig_load.o zconf.tab.o
 137 endif
 138
 139 clean-files     := lkc_defs.h qconf.moc .tmp_qtcheck \
 140                    .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c
 141 subdir- += lxdialog
 142
 143 # Add environment specific flags
 144 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
 145
 146 # generated files seem to need this to find local include files
 147 HOSTCFLAGS_lex.zconf.o  := -I$(src)
 148 HOSTCFLAGS_zconf.tab.o  := -I$(src)
 149
 150 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS) -ldl
 151 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
 152
 153 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` -ldl
 154 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
 155                           -D LKC_DIRECT_LINK
 156
 157 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 158
 159 ifeq ($(qconf-target),1)
 160 $(obj)/.tmp_qtcheck: $(src)/Makefile
 161 -include $(obj)/.tmp_qtcheck
 162
 163 # QT needs some extra effort...
 164 $(obj)/.tmp_qtcheck:
 165         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
 166         pkg-config --exists qt 2> /dev/null && pkg=qt; \
 167         pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
 168         if [ -n "$$pkg" ]; then \
 169           cflags="\$$(shell pkg-config $$pkg --cflags)"; \
 170           libs="\$$(shell pkg-config $$pkg --libs)"; \
 171           moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
 172           dir="$$(pkg-config $$pkg --variable=prefix)"; \
 173         else \
 174           for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
 175             if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
 176           done; \
 177           if [ -z "$$dir" ]; then \
 178             echo "*"; \
 179             echo "* Unable to find the QT installation. Please make sure that"; \
 180             echo "* the QT development package is correctly installed and"; \
 181             echo "* either install pkg-config or set the QTDIR environment"; \
 182             echo "* variable to the correct location."; \
 183             echo "*"; \
 184             false; \
 185           fi; \
 186           libpath=$$dir/lib; lib=qt; osdir=""; \
 187           $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
 188             osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
 189           test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
 190           test -f $$libpath/libqt-mt.so && lib=qt-mt; \
 191           cflags="-I$$dir/include"; \
 192           libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
 193           moc="$$dir/bin/moc"; \
 194         fi; \
 195         if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
 196           echo "*"; \
 197           echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
 198           echo "*"; \
 199           moc="/usr/bin/moc"; \
 200         fi; \
 201         echo "KC_QT_CFLAGS=$$cflags" > $@; \
 202         echo "KC_QT_LIBS=$$libs" >> $@; \
 203         echo "KC_QT_MOC=$$moc" >> $@
 204 endif
 205
 206 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
 207
 208 ifeq ($(gconf-target),1)
 209 -include $(obj)/.tmp_gtkcheck
 210
 211 # GTK needs some extra effort, too...
 212 $(obj)/.tmp_gtkcheck:
 213         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
 214                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
 215                         touch $@;                                                               \
 216                 else                                                                    \
 217                         echo "*";                                                       \
 218                         echo "* GTK+ is present but version >= 2.0.0 is required.";     \
 219                         echo "*";                                                       \
 220                         false;                                                          \
 221                 fi                                                                      \
 222         else                                                                            \
 223                 echo "*";                                                               \
 224                 echo "* Unable to find the GTK+ installation. Please make sure that";   \
 225                 echo "* the GTK+ 2.0 development package is correctly installed...";    \
 226                 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
 227                 echo "*";                                                               \
 228                 false;                                                                  \
 229         fi
 230 endif
 231
 232 $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
 233
 234 $(obj)/kconfig_load.o: $(obj)/lkc_defs.h
 235
 236 $(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
 237
 238 $(obj)/gconf.o: $(obj)/lkc_defs.h
 239
 240 $(obj)/%.moc: $(src)/%.h
 241         $(KC_QT_MOC) -i $< -o $@
 242
 243 $(obj)/lkc_defs.h: $(src)/lkc_proto.h
 244         sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
 245
 246
 247 ###
 248 # The following requires flex/bison/gperf
 249 # By default we use the _shipped versions, uncomment the following line if
 250 # you are modifying the flex/bison src.
 251 # LKC_GENPARSER := 1
 252
 253 ifdef LKC_GENPARSER
 254
 255 $(obj)/zconf.tab.c: $(src)/zconf.y
 256 $(obj)/lex.zconf.c: $(src)/zconf.l
 257 $(obj)/zconf.hash.c: $(src)/zconf.gperf
 258
 259 %.tab.c: %.y
 260         bison -l -b $* -p $(notdir $*) $<
 261         cp $@ $@_shipped
 262
 263 lex.%.c: %.l
 264         flex -L -P$(notdir $*) -o$@ $<
 265         cp $@ $@_shipped
 266
 267 %.hash.c: %.gperf
 268         gperf < $< > $@
 269         cp $@ $@_shipped
 270
 271 endif