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   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         localmodconfig localyesconfig
   7
   8 ifdef KBUILD_KCONFIG
   9 Kconfig := $(KBUILD_KCONFIG)
  10 else
  11 Kconfig := arch/$(SRCARCH)/Kconfig
  12 endif
  13
  14 xconfig: $(obj)/qconf
  15         $< $(Kconfig)
  16
  17 gconfig: $(obj)/gconf
  18         $< $(Kconfig)
  19
  20 menuconfig: $(obj)/mconf
  21         $< $(Kconfig)
  22
  23 config: $(obj)/conf
  24         $< $(Kconfig)
  25
  26 oldconfig: $(obj)/conf
  27         $< -o $(Kconfig)
  28
  29 silentoldconfig: $(obj)/conf
  30         $(Q)mkdir -p include/generated
  31         $< -s $(Kconfig)
  32
  33 # if no path is given, then use src directory to find file
  34 ifdef LSMOD
  35 LSMOD_F := $(LSMOD)
  36 ifeq ($(findstring /,$(LSMOD)),)
  37   LSMOD_F := $(objtree)/$(LSMOD)
  38 endif
  39 endif
  40
  41 localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
  42         $(Q)mkdir -p include/generated
  43         $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
  44         $(Q)if [ -f .config ]; then                             \
  45                         cmp -s .tmp.config .config ||           \
  46                         (mv -f .config .config.old.1;           \
  47                          mv -f .tmp.config .config;             \
  48                          $(obj)/conf -s $(Kconfig);             \
  49                          mv -f .config.old.1 .config.old)       \
  50         else                                                    \
  51                         mv -f .tmp.config .config;              \
  52                         $(obj)/conf -s $(Kconfig);              \
  53         fi
  54         $(Q)rm -f .tmp.config
  55
  56 localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
  57         $(Q)mkdir -p include/generated
  58         $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
  59         $(Q)sed -i s/=m/=y/ .tmp.config
  60         $(Q)if [ -f .config ]; then                             \
  61                         cmp -s .tmp.config .config ||           \
  62                         (mv -f .config .config.old.1;           \
  63                          mv -f .tmp.config .config;             \
  64                          $(obj)/conf -s $(Kconfig);             \
  65                          mv -f .config.old.1 .config.old)       \
  66         else                                                    \
  67                         mv -f .tmp.config .config;              \
  68                         $(obj)/conf -s $(Kconfig);              \
  69         fi
  70         $(Q)rm -f .tmp.config
  71
  72 # Create new linux.pot file
  73 # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
  74 # The symlink is used to repair a deficiency in arch/um
  75 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
  76         $(Q)echo "  GEN config"
  77         $(Q)xgettext --default-domain=linux              \
  78             --add-comments --keyword=_ --keyword=N_      \
  79             --from-code=UTF-8                            \
  80             --files-from=scripts/kconfig/POTFILES.in     \
  81             --output $(obj)/config.pot
  82         $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
  83         $(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
  84         $(Q)(for i in `ls arch/*/Kconfig`;               \
  85             do                                           \
  86                 echo "  GEN $$i";                        \
  87                 $(obj)/kxgettext $$i                     \
  88                      >> $(obj)/config.pot;               \
  89             done )
  90         $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
  91             --output $(obj)/linux.pot
  92         $(Q)rm -f arch/um/Kconfig.arch
  93         $(Q)rm -f $(obj)/config.pot
  94
  95 PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
  96
  97 randconfig: $(obj)/conf
  98         $< -r $(Kconfig)
  99
 100 allyesconfig: $(obj)/conf
 101         $< -y $(Kconfig)
 102
 103 allnoconfig: $(obj)/conf
 104         $< -n $(Kconfig)
 105
 106 allmodconfig: $(obj)/conf
 107         $< -m $(Kconfig)
 108
 109 defconfig: $(obj)/conf
 110 ifeq ($(KBUILD_DEFCONFIG),)
 111         $< -d $(Kconfig)
 112 else
 113         @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
 114         $(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
 115 endif
 116
 117 %_defconfig: $(obj)/conf
 118         $(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
 119
 120 # Help text used by make help
 121 help:
 122         @echo  '  config          - Update current config utilising a line-oriented program'
 123         @echo  '  menuconfig      - Update current config utilising a menu based program'
 124         @echo  '  xconfig         - Update current config utilising a QT based front-end'
 125         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
 126         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
 127         @echo  '  localmodconfig  - Update current config disabling modules not loaded'
 128         @echo  '  localyesconfig  - Update current config converting local mods to core'
 129         @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
 130         @echo  '  randconfig      - New config with random answer to all options'
 131         @echo  '  defconfig       - New config with default answer to all options'
 132         @echo  '  allmodconfig    - New config selecting modules when possible'
 133         @echo  '  allyesconfig    - New config where all options are accepted with yes'
 134         @echo  '  allnoconfig     - New config where all options are answered with no'
 135
 136 # lxdialog stuff
 137 check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
 138
 139 # Use recursively expanded variables so we do not call gcc unless
 140 # we really need to do so. (Do not call gcc as part of make mrproper)
 141 HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
 142 HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
 143
 144 HOST_EXTRACFLAGS += -DLOCALE
 145
 146
 147 # ===========================================================================
 148 # Shared Makefile for the various kconfig executables:
 149 # conf:   Used for defconfig, oldconfig and related targets
 150 # mconf:  Used for the menuconfig target
 151 #         Utilizes the lxdialog package
 152 # qconf:  Used for the xconfig target
 153 #         Based on QT which needs to be installed to compile it
 154 # gconf:  Used for the gconfig target
 155 #         Based on GTK which needs to be installed to compile it
 156 # object files used by all kconfig flavours
 157
 158 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
 159 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
 160
 161 conf-objs       := conf.o  zconf.tab.o
 162 mconf-objs      := mconf.o zconf.tab.o $(lxdialog)
 163 kxgettext-objs  := kxgettext.o zconf.tab.o
 164
 165 hostprogs-y := conf qconf gconf kxgettext
 166
 167 ifeq ($(MAKECMDGOALS),menuconfig)
 168         hostprogs-y += mconf
 169 endif
 170
 171 ifeq ($(MAKECMDGOALS),xconfig)
 172         qconf-target := 1
 173 endif
 174 ifeq ($(MAKECMDGOALS),gconfig)
 175         gconf-target := 1
 176 endif
 177
 178
 179 ifeq ($(qconf-target),1)
 180 qconf-cxxobjs   := qconf.o
 181 qconf-objs      := kconfig_load.o zconf.tab.o
 182 endif
 183
 184 ifeq ($(gconf-target),1)
 185 gconf-objs      := gconf.o kconfig_load.o zconf.tab.o
 186 endif
 187
 188 clean-files     := lkc_defs.h qconf.moc .tmp_qtcheck \
 189                    .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
 190 clean-files     += mconf qconf gconf
 191 clean-files     += config.pot linux.pot
 192
 193 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
 194 PHONY += $(obj)/dochecklxdialog
 195 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
 196 $(obj)/dochecklxdialog:
 197         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
 198
 199 always := dochecklxdialog
 200
 201 # Add environment specific flags
 202 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
 203
 204 # generated files seem to need this to find local include files
 205 HOSTCFLAGS_lex.zconf.o  := -I$(src)
 206 HOSTCFLAGS_zconf.tab.o  := -I$(src)
 207
 208 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS) -ldl
 209 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
 210
 211 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
 212 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
 213                           -D LKC_DIRECT_LINK
 214
 215 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 216
 217 ifeq ($(qconf-target),1)
 218 $(obj)/.tmp_qtcheck: $(src)/Makefile
 219 -include $(obj)/.tmp_qtcheck
 220
 221 # QT needs some extra effort...
 222 $(obj)/.tmp_qtcheck:
 223         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
 224         pkg-config --exists qt 2> /dev/null && pkg=qt; \
 225         pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
 226         if [ -n "$$pkg" ]; then \
 227           cflags="\$$(shell pkg-config $$pkg --cflags)"; \
 228           libs="\$$(shell pkg-config $$pkg --libs)"; \
 229           moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
 230           dir="$$(pkg-config $$pkg --variable=prefix)"; \
 231         else \
 232           for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
 233             if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
 234           done; \
 235           if [ -z "$$dir" ]; then \
 236             echo "*"; \
 237             echo "* Unable to find the QT3 installation. Please make sure that"; \
 238             echo "* the QT3 development package is correctly installed and"; \
 239             echo "* either install pkg-config or set the QTDIR environment"; \
 240             echo "* variable to the correct location."; \
 241             echo "*"; \
 242             false; \
 243           fi; \
 244           libpath=$$dir/lib; lib=qt; osdir=""; \
 245           $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
 246             osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
 247           test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
 248           test -f $$libpath/libqt-mt.so && lib=qt-mt; \
 249           cflags="-I$$dir/include"; \
 250           libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
 251           moc="$$dir/bin/moc"; \
 252         fi; \
 253         if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
 254           echo "*"; \
 255           echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
 256           echo "*"; \
 257           moc="/usr/bin/moc"; \
 258         fi; \
 259         echo "KC_QT_CFLAGS=$$cflags" > $@; \
 260         echo "KC_QT_LIBS=$$libs" >> $@; \
 261         echo "KC_QT_MOC=$$moc" >> $@
 262 endif
 263
 264 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
 265
 266 ifeq ($(gconf-target),1)
 267 -include $(obj)/.tmp_gtkcheck
 268
 269 # GTK needs some extra effort, too...
 270 $(obj)/.tmp_gtkcheck:
 271         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
 272                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
 273                         touch $@;                                                               \
 274                 else                                                                    \
 275                         echo "*";                                                       \
 276                         echo "* GTK+ is present but version >= 2.0.0 is required.";     \
 277                         echo "*";                                                       \
 278                         false;                                                          \
 279                 fi                                                                      \
 280         else                                                                            \
 281                 echo "*";                                                               \
 282                 echo "* Unable to find the GTK+ installation. Please make sure that";   \
 283                 echo "* the GTK+ 2.0 development package is correctly installed...";    \
 284                 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
 285                 echo "*";                                                               \
 286                 false;                                                                  \
 287         fi
 288 endif
 289
 290 $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
 291
 292 $(obj)/kconfig_load.o: $(obj)/lkc_defs.h
 293
 294 $(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
 295
 296 $(obj)/gconf.o: $(obj)/lkc_defs.h
 297
 298 $(obj)/%.moc: $(src)/%.h
 299         $(KC_QT_MOC) -i $< -o $@
 300
 301 $(obj)/lkc_defs.h: $(src)/lkc_proto.h
 302         sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
 303
 304 # Extract gconf menu items for I18N support
 305 $(obj)/gconf.glade.h: $(obj)/gconf.glade
 306         intltool-extract --type=gettext/glade $(obj)/gconf.glade
 307
 308 ###
 309 # The following requires flex/bison/gperf
 310 # By default we use the _shipped versions, uncomment the following line if
 311 # you are modifying the flex/bison src.
 312 # LKC_GENPARSER := 1
 313
 314 ifdef LKC_GENPARSER
 315
 316 $(obj)/zconf.tab.c: $(src)/zconf.y
 317 $(obj)/lex.zconf.c: $(src)/zconf.l
 318 $(obj)/zconf.hash.c: $(src)/zconf.gperf
 319
 320 %.tab.c: %.y
 321         bison -l -b $* -p $(notdir $*) $<
 322         cp $@ $@_shipped
 323
 324 lex.%.c: %.l
 325         flex -L -P$(notdir $*) -o$@ $<
 326         cp $@ $@_shipped
 327
 328 %.hash.c: %.gperf
 329         gperf < $< > $@
 330         cp $@ $@_shipped
 331
 332 endif