Initial commit of Kconfig build tool.
[seabios.git] / tools / kconfig / Makefile
diff --git a/tools/kconfig/Makefile b/tools/kconfig/Makefile
new file mode 100644 (file)
index 0000000..368ae30
--- /dev/null
@@ -0,0 +1,354 @@
+# ===========================================================================
+# Kernel configuration targets
+# These targets are used from top-level makefile
+
+PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
+       localmodconfig localyesconfig
+
+ifdef KBUILD_KCONFIG
+Kconfig := $(KBUILD_KCONFIG)
+else
+Kconfig := Kconfig
+endif
+
+xconfig: $(obj)/qconf
+       $< $(Kconfig)
+
+gconfig: $(obj)/gconf
+       $< $(Kconfig)
+
+menuconfig: $(obj)/mconf
+       $< $(Kconfig)
+
+config: $(obj)/conf
+       $< --oldaskconfig $(Kconfig)
+
+nconfig: $(obj)/nconf
+       $< $(Kconfig)
+
+oldconfig: $(obj)/conf
+       $< --$@ $(Kconfig)
+
+silentoldconfig: $(obj)/conf
+       $(Q)mkdir -p include/generated
+       $< --$@ $(Kconfig)
+
+# if no path is given, then use src directory to find file
+ifdef LSMOD
+LSMOD_F := $(LSMOD)
+ifeq ($(findstring /,$(LSMOD)),)
+  LSMOD_F := $(objtree)/$(LSMOD)
+endif
+endif
+
+localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
+       $(Q)mkdir -p include/generated
+       $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
+       $(Q)if [ -f .config ]; then                                     \
+                       cmp -s .tmp.config .config ||                   \
+                       (mv -f .config .config.old.1;                   \
+                        mv -f .tmp.config .config;                     \
+                        $(obj)/conf --silentoldconfig $(Kconfig);      \
+                        mv -f .config.old.1 .config.old)               \
+       else                                                            \
+                       mv -f .tmp.config .config;                      \
+                       $(obj)/conf --silentoldconfig $(Kconfig);       \
+       fi
+       $(Q)rm -f .tmp.config
+
+localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
+       $(Q)mkdir -p include/generated
+       $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config
+       $(Q)sed -i s/=m/=y/ .tmp.config
+       $(Q)if [ -f .config ]; then                                     \
+                       cmp -s .tmp.config .config ||                   \
+                       (mv -f .config .config.old.1;                   \
+                        mv -f .tmp.config .config;                     \
+                        $(obj)/conf --silentoldconfig $(Kconfig);      \
+                        mv -f .config.old.1 .config.old)               \
+       else                                                            \
+                       mv -f .tmp.config .config;                      \
+                       $(obj)/conf --silentoldconfig $(Kconfig);       \
+       fi
+       $(Q)rm -f .tmp.config
+
+# Create new linux.pot file
+# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
+# The symlink is used to repair a deficiency in arch/um
+update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
+       $(Q)echo "  GEN config"
+       $(Q)xgettext --default-domain=linux              \
+           --add-comments --keyword=_ --keyword=N_      \
+           --from-code=UTF-8                            \
+           --files-from=scripts/kconfig/POTFILES.in     \
+           --output $(obj)/config.pot
+       $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
+       $(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
+       $(Q)(for i in `ls arch/*/Kconfig`;               \
+           do                                           \
+               echo "  GEN $$i";                        \
+               $(obj)/kxgettext $$i                     \
+                    >> $(obj)/config.pot;               \
+           done )
+       $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
+           --output $(obj)/linux.pot
+       $(Q)rm -f arch/um/Kconfig.arch
+       $(Q)rm -f $(obj)/config.pot
+
+PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
+
+allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
+       $< --$@ $(Kconfig)
+
+PHONY += listnewconfig oldnoconfig savedefconfig defconfig
+
+listnewconfig oldnoconfig: $(obj)/conf
+       $< --$@ $(Kconfig)
+
+savedefconfig: $(obj)/conf
+       $< --$@=defconfig $(Kconfig)
+
+defconfig: $(obj)/conf
+ifeq ($(KBUILD_DEFCONFIG),)
+       $< --defconfig $(Kconfig)
+else
+       @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
+       $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
+endif
+
+%_defconfig: $(obj)/conf
+       $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+
+# Help text used by make help
+help:
+       @echo  '  config          - Update current config utilising a line-oriented program'
+       @echo  '  nconfig         - Update current config utilising a ncurses menu based program'
+       @echo  '  menuconfig      - Update current config utilising a menu based program'
+       @echo  '  xconfig         - Update current config utilising a QT based front-end'
+       @echo  '  gconfig         - Update current config utilising a GTK based front-end'
+       @echo  '  oldconfig       - Update current config utilising a provided .config as base'
+       @echo  '  localmodconfig  - Update current config disabling modules not loaded'
+       @echo  '  localyesconfig  - Update current config converting local mods to core'
+       @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
+       @echo  '  defconfig       - New config with default from ARCH supplied defconfig'
+       @echo  '  savedefconfig   - Save current config as ./defconfig (minimal config)'
+       @echo  '  allnoconfig     - New config where all options are answered with no'
+       @echo  '  allyesconfig    - New config where all options are accepted with yes'
+       @echo  '  allmodconfig    - New config selecting modules when possible'
+       @echo  '  alldefconfig    - New config with all symbols set to default'
+       @echo  '  randconfig      - New config with random answer to all options'
+       @echo  '  listnewconfig   - List new options'
+       @echo  '  oldnoconfig     - Same as silentoldconfig but set new symbols to n (unset)'
+
+# lxdialog stuff
+check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
+
+# Use recursively expanded variables so we do not call gcc unless
+# we really need to do so. (Do not call gcc as part of make mrproper)
+HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
+                    -DLOCALE
+
+# ===========================================================================
+# Shared Makefile for the various kconfig executables:
+# conf:          Used for defconfig, oldconfig and related targets
+# nconf:  Used for the nconfig target.
+#         Utilizes ncurses
+# mconf:  Used for the menuconfig target
+#         Utilizes the lxdialog package
+# qconf:  Used for the xconfig target
+#         Based on QT which needs to be installed to compile it
+# gconf:  Used for the gconfig target
+#         Based on GTK which needs to be installed to compile it
+# object files used by all kconfig flavours
+
+lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
+lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
+
+conf-objs      := conf.o  zconf.tab.o
+mconf-objs     := mconf.o zconf.tab.o $(lxdialog)
+nconf-objs     := nconf.o zconf.tab.o nconf.gui.o
+kxgettext-objs := kxgettext.o zconf.tab.o
+
+hostprogs-y := conf qconf gconf kxgettext
+
+ifeq ($(MAKECMDGOALS),nconfig)
+       hostprogs-y += nconf
+endif
+
+ifeq ($(MAKECMDGOALS),menuconfig)
+       hostprogs-y += mconf
+endif
+
+ifeq ($(MAKECMDGOALS),xconfig)
+       qconf-target := 1
+endif
+ifeq ($(MAKECMDGOALS),gconfig)
+       gconf-target := 1
+endif
+
+
+ifeq ($(qconf-target),1)
+qconf-cxxobjs  := qconf.o
+qconf-objs     := kconfig_load.o zconf.tab.o
+endif
+
+ifeq ($(gconf-target),1)
+gconf-objs     := gconf.o kconfig_load.o zconf.tab.o
+endif
+
+clean-files    := lkc_defs.h qconf.moc .tmp_qtcheck \
+                  .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
+clean-files     += mconf qconf gconf nconf
+clean-files     += config.pot linux.pot
+
+# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
+PHONY += $(obj)/dochecklxdialog
+$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
+$(obj)/dochecklxdialog:
+       $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
+
+always := dochecklxdialog
+
+# Add environment specific flags
+HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
+
+# generated files seem to need this to find local include files
+HOSTCFLAGS_lex.zconf.o := -I$(src)
+HOSTCFLAGS_zconf.tab.o := -I$(src)
+
+HOSTLOADLIBES_qconf    = $(KC_QT_LIBS) -ldl
+HOSTCXXFLAGS_qconf.o   = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
+
+HOSTLOADLIBES_gconf    = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0` -ldl
+HOSTCFLAGS_gconf.o     = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
+                          -D LKC_DIRECT_LINK
+
+HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
+
+HOSTLOADLIBES_nconf    = -lmenu -lpanel -lncurses
+$(obj)/qconf.o: $(obj)/.tmp_qtcheck
+
+ifeq ($(qconf-target),1)
+$(obj)/.tmp_qtcheck: $(src)/Makefile
+-include $(obj)/.tmp_qtcheck
+
+# QT needs some extra effort...
+$(obj)/.tmp_qtcheck:
+       @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
+       if ! pkg-config --exists QtCore 2> /dev/null; then \
+           echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
+           pkg-config --exists qt 2> /dev/null && pkg=qt; \
+           pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
+           if [ -n "$$pkg" ]; then \
+             cflags="\$$(shell pkg-config $$pkg --cflags)"; \
+             libs="\$$(shell pkg-config $$pkg --libs)"; \
+             moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
+             dir="$$(pkg-config $$pkg --variable=prefix)"; \
+           else \
+             for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
+               if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
+             done; \
+             if [ -z "$$dir" ]; then \
+               echo "*"; \
+               echo "* Unable to find any QT installation. Please make sure that"; \
+               echo "* the QT4 or QT3 development package is correctly installed and"; \
+               echo "* either qmake can be found or install pkg-config or set"; \
+               echo "* the QTDIR environment variable to the correct location."; \
+               echo "*"; \
+               false; \
+             fi; \
+             libpath=$$dir/lib; lib=qt; osdir=""; \
+             $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
+               osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
+             test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
+             test -f $$libpath/libqt-mt.so && lib=qt-mt; \
+             cflags="-I$$dir/include"; \
+             libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
+             moc="$$dir/bin/moc"; \
+           fi; \
+           if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
+             echo "*"; \
+             echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
+             echo "*"; \
+             moc="/usr/bin/moc"; \
+           fi; \
+       else \
+         cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
+         libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
+         binpath="\$$(shell pkg-config QtCore --variable=prefix)"; \
+         moc="$$binpath/bin/moc"; \
+       fi; \
+       echo "KC_QT_CFLAGS=$$cflags" > $@; \
+       echo "KC_QT_LIBS=$$libs" >> $@; \
+       echo "KC_QT_MOC=$$moc" >> $@
+endif
+
+$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
+
+ifeq ($(gconf-target),1)
+-include $(obj)/.tmp_gtkcheck
+
+# GTK needs some extra effort, too...
+$(obj)/.tmp_gtkcheck:
+       @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
+               if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
+                       touch $@;                                                               \
+               else                                                                    \
+                       echo "*";                                                       \
+                       echo "* GTK+ is present but version >= 2.0.0 is required.";     \
+                       echo "*";                                                       \
+                       false;                                                          \
+               fi                                                                      \
+       else                                                                            \
+               echo "*";                                                               \
+               echo "* Unable to find the GTK+ installation. Please make sure that";   \
+               echo "* the GTK+ 2.0 development package is correctly installed...";    \
+               echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
+               echo "*";                                                               \
+               false;                                                                  \
+       fi
+endif
+
+$(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
+
+$(obj)/kconfig_load.o: $(obj)/lkc_defs.h
+
+$(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
+
+$(obj)/gconf.o: $(obj)/lkc_defs.h
+
+$(obj)/%.moc: $(src)/%.h
+       $(KC_QT_MOC) -i $< -o $@
+
+$(obj)/lkc_defs.h: $(src)/lkc_proto.h
+       sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
+
+# Extract gconf menu items for I18N support
+$(obj)/gconf.glade.h: $(obj)/gconf.glade
+       intltool-extract --type=gettext/glade $(obj)/gconf.glade
+
+###
+# The following requires flex/bison/gperf
+# By default we use the _shipped versions, uncomment the following line if
+# you are modifying the flex/bison src.
+# LKC_GENPARSER := 1
+
+ifdef LKC_GENPARSER
+
+$(obj)/zconf.tab.c: $(src)/zconf.y
+$(obj)/lex.zconf.c: $(src)/zconf.l
+$(obj)/zconf.hash.c: $(src)/zconf.gperf
+
+%.tab.c: %.y
+       bison -l -b $* -p $(notdir $*) $<
+       cp $@ $@_shipped
+
+lex.%.c: %.l
+       flex -L -P$(notdir $*) -o$@ $<
+       cp $@ $@_shipped
+
+%.hash.c: %.gperf
+       gperf < $< > $@
+       cp $@ $@_shipped
+
+endif