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-rw-r--r--support/kconfig/Makefile220
1 files changed, 121 insertions, 99 deletions
diff --git a/support/kconfig/Makefile b/support/kconfig/Makefile
index af62023863..b0bcc2627a 100644
--- a/support/kconfig/Makefile
+++ b/support/kconfig/Makefile
@@ -1,60 +1,70 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# Kernel configuration targets
# These targets are used from top-level makefile
-PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
+PHONY += xconfig gconfig menuconfig config syncconfig update-po-config \
localmodconfig localyesconfig
+# Easy method for doing a status message
+ kecho := :
+ quiet_kecho := echo
+silent_kecho := :
+kecho := $($(quiet)kecho)
+
ifdef KBUILD_KCONFIG
Kconfig := $(KBUILD_KCONFIG)
else
Kconfig := Kconfig
endif
+ifeq ($(quiet),silent_)
+silent := -s
+endif
+
# We need this, in case the user has it in its environment
unexport CONFIG_
xconfig: $(obj)/qconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
gconfig: $(obj)/gconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
menuconfig: $(obj)/mconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
config: $(obj)/conf
- $< --oldaskconfig $(Kconfig)
+ $< $(silent) --oldaskconfig $(Kconfig)
nconfig: $(obj)/nconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
-oldconfig: $(obj)/conf
- $< --$@ $(Kconfig)
+# This has become an internal implementation detail and is now deprecated
+# for external use.
+syncconfig: $(obj)/conf
+ $(Q)mkdir -p include/config include/generated
+ $< $(silent) --$@ $(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
+localyesconfig localmodconfig: $(obj)/conf
+ $(Q)mkdir -p include/config include/generated
+ $(Q)perl $(srctree)/$(src)/streamline_config.pl --$@ $(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); \
+ $< $(silent) --oldconfig $(Kconfig); \
mv -f .config.old.1 .config.old) \
else \
mv -f .tmp.config .config; \
- $(obj)/conf --silentoldconfig $(Kconfig); \
+ $< $(silent) --oldconfig $(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"
+ $(Q)$(kecho) " GEN config.pot"
$(Q)xgettext --default-domain=linux \
--add-comments --keyword=_ --keyword=N_ \
--from-code=UTF-8 \
@@ -65,56 +75,96 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
$(Q)(for i in `ls $(srctree)/arch/*/Kconfig \
$(srctree)/arch/*/um/Kconfig`; \
do \
- echo " GEN $$i"; \
+ $(kecho) " GEN $$i"; \
$(obj)/kxgettext $$i \
>> $(obj)/config.pot; \
done )
- $(Q)echo " GEN linux.pot"
+ $(Q)$(kecho) " 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)
+# These targets map 1:1 to the commandline options of 'conf'
+simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
+ alldefconfig randconfig listnewconfig olddefconfig
+PHONY += $(simple-targets)
-PHONY += listnewconfig olddefconfig oldnoconfig savedefconfig defconfig
+$(simple-targets): $(obj)/conf
+ $< $(silent) --$@ $(Kconfig)
-listnewconfig olddefconfig: $(obj)/conf
- $< --$@ $(Kconfig)
+PHONY += oldnoconfig silentoldconfig savedefconfig defconfig
# oldnoconfig is an alias of olddefconfig, because people already are dependent
-# on its behavior(sets new symbols to their default value but not 'n') with the
+# on its behavior (sets new symbols to their default value but not 'n') with the
# counter-intuitive name.
-oldnoconfig: $(obj)/conf
- $< --olddefconfig $(Kconfig)
+oldnoconfig: olddefconfig
+ @echo " WARNING: \"oldnoconfig\" target will be removed after Linux 4.19"
+ @echo " Please use \"olddefconfig\" instead, which is an alias."
+
+# We do not expect manual invokcation of "silentoldcofig" (or "syncconfig").
+silentoldconfig: syncconfig
+ @echo " WARNING: \"silentoldconfig\" has been renamed to \"syncconfig\""
+ @echo " and is now an internal implementation detail."
+ @echo " What you want is probably \"oldconfig\"."
+ @echo " \"silentoldconfig\" will be removed after Linux 4.19"
savedefconfig: $(obj)/conf
- $< --$@=defconfig $(Kconfig)
+ $< $(silent) --$@=defconfig $(Kconfig)
defconfig: $(obj)/conf
ifeq ($(KBUILD_DEFCONFIG),)
- $< --defconfig $(Kconfig)
+ $< $(silent) --defconfig $(Kconfig)
else
- @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
- $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
+ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
+ @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
+ $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
+else
+ @$(kecho) "*** Default configuration is based on target '$(KBUILD_DEFCONFIG)'"
+ $(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG)
+endif
endif
%_defconfig: $(obj)/conf
- $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+ $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+
+configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@)
+
+%.config: $(obj)/conf
+ $(if $(call configfiles),, $(error No configuration exists for this target on this architecture))
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
+ +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
+
+PHONY += kvmconfig
+kvmconfig: kvm_guest.config
+ @:
+
+PHONY += xenconfig
+xenconfig: xen.config
+ @:
+
+PHONY += tinyconfig
+tinyconfig:
+ $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
+
+# CHECK: -o cache_dir=<path> working?
+PHONY += testconfig
+testconfig: $(obj)/conf
+ $(PYTHON3) -B -m pytest $(srctree)/$(src)/tests \
+ -o cache_dir=$(abspath $(obj)/tests/.cache) \
+ $(if $(findstring 1,$(KBUILD_VERBOSE)),--capture=no)
+clean-dirs += tests/.cache
# 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 ' nconfig - Update current config utilising a ncurses menu based'
+ @echo ' 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 ' 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'
@@ -123,7 +173,11 @@ help:
@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 ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
+ @echo ' olddefconfig - Same as oldconfig but sets new symbols to their'
+ @echo ' default value without prompting'
+ @echo ' kvmconfig - Enable additional options for kvm guest kernel support'
+ @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support'
+ @echo ' tinyconfig - Configure the tiniest possible kernel'
# lxdialog stuff
check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
@@ -141,9 +195,9 @@ HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
# 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
+# 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
+# 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
@@ -174,11 +228,11 @@ endif
ifeq ($(MAKECMDGOALS),qconf)
qconf-target := 1
endif
+
ifeq ($(MAKECMDGOALS),gconf)
gconf-target := 1
endif
-
ifeq ($(qconf-target),1)
hostprogs-y += qconf
endif
@@ -187,14 +241,14 @@ ifeq ($(gconf-target),1)
hostprogs-y += gconf
endif
+targets += zconf.lex.c
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 += gconf.glade.h
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
+$(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/dochecklxdialog
$(obj)/dochecklxdialog:
$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
@@ -202,14 +256,12 @@ always := dochecklxdialog
# Add environment specific flags
HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
+HOST_EXTRACXXFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCXX) $(HOSTCXXFLAGS))
# 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)
@@ -225,67 +277,38 @@ HOSTLOADLIBES_nconf = $(shell \
|| echo "-lmenu -lpanel -lncurses" )
$(obj)/qconf.o: $(obj)/.tmp_qtcheck
-ifeq ($(qconf-target),1)
+ifeq ($(MAKECMDGOALS),qconf)
$(obj)/.tmp_qtcheck: $(src)/Makefile
-include $(obj)/.tmp_qtcheck
-# QT needs some extra effort...
+# 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 "$$dir" ]; then \
- echo >&2 "*"; \
- echo >&2 "* Unable to find any QT installation. Please make sure that"; \
- echo >&2 "* the QT4 or QT3 development package is correctly installed and"; \
- echo >&2 "* either qmake can be found or install pkg-config or set"; \
- echo >&2 "* the QTDIR environment variable to the correct location."; \
- echo >&2 "*"; \
- false; \
- fi; \
- libpath=$$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 $$dir/bin/moc, using /usr/bin/moc instead."; \
- echo "*"; \
- moc="/usr/bin/moc"; \
- fi; \
+ @set -e; $(kecho) " CHECK qt"; \
+ if pkg-config --exists Qt5Core; then \
+ cflags="-std=c++11 -fPIC `pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets`"; \
+ libs=`pkg-config --libs Qt5Core Qt5Gui Qt5Widgets`; \
+ moc=`pkg-config --variable=host_bins Qt5Core`/moc; \
+ elif pkg-config --exists QtCore; then \
+ cflags=`pkg-config --cflags QtCore QtGui`; \
+ libs=`pkg-config --libs QtCore QtGui`; \
+ moc=`pkg-config --variable=moc_location QtCore`; \
else \
- cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
- libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
- moc="\$$(shell pkg-config QtCore --variable=moc_location)"; \
- [ -n "$$moc" ] || moc="\$$(shell pkg-config QtCore --variable=prefix)/bin/moc"; \
+ echo >&2 "*"; \
+ echo >&2 "* Could not find Qt via pkg-config."; \
+ echo >&2 "* Please install either Qt 4.8 or 5.x. and make sure it's in PKG_CONFIG_PATH"; \
+ echo >&2 "*"; \
+ exit 1; \
fi; \
echo "KC_QT_CFLAGS=$$cflags" > $@; \
echo "KC_QT_LIBS=$$libs" >> $@; \
echo "KC_QT_MOC=$$moc" >> $@
endif
+ifeq ($(MAKECMDGOALS),gconf)
$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
-
-ifeq ($(gconf-target),1)
-include $(obj)/.tmp_gtkcheck
-# GTK needs some extra effort, too...
+# 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 \
@@ -306,15 +329,14 @@ $(obj)/.tmp_gtkcheck:
fi
endif
-$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
+$(obj)/zconf.tab.o: $(obj)/zconf.lex.c
$(obj)/qconf.o: $(obj)/qconf.moc
$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
$(KC_QT_MOC) -i $< -o $@
-# Extract gconf menu items for I18N support
+# 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
-
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