- 根目录:
- scripts
- kconfig
- Makefile
# ===========================================================================
# 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)
localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
$(Q)mkdir -p include/generated
$(Q)perl $< --$@ $(srctree) $(Kconfig) > .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
update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
$(Q)echo " GEN config.pot"
$(Q)xgettext --default-domain=linux \
--add-comments --keyword=_ --keyword=N_ \
--from-code=UTF-8 \
--files-from=$(srctree)/scripts/kconfig/POTFILES.in \
--directory=$(srctree) --directory=$(objtree) \
--output $(obj)/config.pot
$(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
$(Q)(for i in `ls $(srctree)/arch/*/Kconfig \
$(srctree)/arch/*/um/Kconfig`; \
do \
echo " GEN $$i"; \
$(obj)/kxgettext $$i \
>> $(obj)/config.pot; \
done )
$(Q)echo " GEN linux.pot"
$(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
--output $(obj)/linux.pot
$(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 $(lxdialog)
nconf-objs := nconf.o zconf.tab.o nconf.gui.o
kxgettext-objs := kxgettext.o zconf.tab.o
qconf-cxxobjs := qconf.o
qconf-objs := zconf.tab.o
gconf-objs := gconf.o zconf.tab.o
hostprogs-y := conf
ifeq ($(MAKECMDGOALS),nconfig)
hostprogs-y += nconf
endif
ifeq ($(MAKECMDGOALS),menuconfig)
hostprogs-y += mconf
endif
ifeq ($(MAKECMDGOALS),update-po-config)
hostprogs-y += kxgettext
endif
ifeq ($(MAKECMDGOALS),xconfig)
qconf-target := 1
endif
ifeq ($(MAKECMDGOALS),gconfig)
gconf-target := 1
endif
ifeq ($(qconf-target),1)
hostprogs-y += qconf
endif
ifeq ($(gconf-target),1)
hostprogs-y += gconf
endif
clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
clean-files += zconf.tab.c zconf.lex.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) $(HOSTCFLAGS))
# generated files seem to need this to find local include files
HOSTCFLAGS_zconf.lex.o := -I$(src)
HOSTCFLAGS_zconf.tab.o := -I$(src)
LEX_PREFIX_zconf := zconf
YACC_PREFIX_zconf := zconf
HOSTLOADLIBES_qconf = $(KC_QT_LIBS)
HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS)
HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
-Wno-missing-prototypes
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)/zconf.lex.c $(obj)/zconf.hash.c
$(obj)/qconf.o: $(obj)/qconf.moc
$(obj)/%.moc: $(src)/%.h
$(KC_QT_MOC) -i $< -o $@
# Extract gconf menu items for I18N support
$(obj)/gconf.glade.h: $(obj)/gconf.glade
$(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
$(obj)/gconf.glade