linux/scripts/kconfig/Makefile
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   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    = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
 163
 164HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` -ldl
 165HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
 166                          -D LKC_DIRECT_LINK
 167
 168$(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