support: move kconfig stuff from package/config to support/kconfig

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

1 files changed, 372 insertions, 0 deletions

diff --git a/support/kconfig/Makefile b/support/kconfig/Makefile
new file mode 100644
index 000000000..ece2a822f
--- /dev/null
+++ b/support/kconfig/Makefile
@@ -0,0 +1,372 @@
+# ===========================================================================
+# 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 ($(findstring nconf,$(MAKECMDGOALS)),nconf)
+       hostprogs-y += nconf
+endif
+
+ifeq ($(MAKECMDGOALS),menuconfig)
+	hostprogs-y += mconf
+endif
+ifeq ($(findstring mconf,$(MAKECMDGOALS)),mconf)
+       hostprogs-y += mconf
+endif
+
+ifeq ($(MAKECMDGOALS),xconfig)
+	qconf-target := 1
+endif
+ifeq ($(findstring qconf,$(MAKECMDGOALS)),qconf)
+	qconf-target := 1
+endif
+
+ifeq ($(MAKECMDGOALS),gconfig)
+	gconf-target := 1
+endif
+ifeq ($(findstring gconf,$(MAKECMDGOALS)),gconf)
+	gconf-target := 1
+endif
+
+ifeq ($(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 += config.pot linux.pot
+clean-files += conf $(conf-objs)
+clean-files += mconf $(mconf-objs)
+clean-files += nconf $(nconf-objs)
+clean-files += qconf qconf.o
+clean-files += gconf gconf.o
+clean-files += kconfig_load.o zconf.tab.o
+clean-files += $(kxgettext-objs)
+
+# 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