scripts/kconfig/Makefile

   1 # ===========================================================================
   2 # Kernel configuration targets
   3 # These targets are used from top-level makefile
   4
   5 PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \
   6         localmodconfig localyesconfig
   7
   8 ifdef KBUILD_KCONFIG
   9 Kconfig := $(KBUILD_KCONFIG)
  10 else
  11 Kconfig := Kconfig
  12 endif
  13
  14 ifeq ($(quiet),silent_)
  15 silent := -s
  16 endif
  17
  18 # We need this, in case the user has it in its environment
  19 unexport CONFIG_
  20
  21 xconfig: $(obj)/qconf
  22         $< $(silent) $(Kconfig)
  23
  24 gconfig: $(obj)/gconf
  25         $< $(silent) $(Kconfig)
  26
  27 menuconfig: $(obj)/mconf
  28         $< $(silent) $(Kconfig)
  29
  30 config: $(obj)/conf
  31         $< $(silent) --oldaskconfig $(Kconfig)
  32
  33 nconfig: $(obj)/nconf
  34         $< $(silent) $(Kconfig)
  35
  36 silentoldconfig: $(obj)/conf
  37         $(Q)mkdir -p include/config include/generated
  38         $< $(silent) --$@ $(Kconfig)
  39
  40 localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
  41         $(Q)mkdir -p include/config include/generated
  42         $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config
  43         $(Q)if [ -f .config ]; then                                     \
  44                         cmp -s .tmp.config .config ||                   \
  45                         (mv -f .config .config.old.1;                   \
  46                          mv -f .tmp.config .config;                     \
  47                          $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
  48                          mv -f .config.old.1 .config.old)               \
  49         else                                                            \
  50                         mv -f .tmp.config .config;                      \
  51                         $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
  52         fi
  53         $(Q)rm -f .tmp.config
  54
  55 # Create new linux.pot file
  56 # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
  57 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
  58         $(Q)$(kecho) "  GEN     config.pot"
  59         $(Q)xgettext --default-domain=linux                         \
  60             --add-comments --keyword=_ --keyword=N_                 \
  61             --from-code=UTF-8                                       \
  62             --files-from=$(srctree)/scripts/kconfig/POTFILES.in     \
  63             --directory=$(srctree) --directory=$(objtree)           \
  64             --output $(obj)/config.pot
  65         $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
  66         $(Q)(for i in `ls $(srctree)/arch/*/Kconfig      \
  67             $(srctree)/arch/*/um/Kconfig`;               \
  68             do                                           \
  69                 $(kecho) "  GEN     $$i";                    \
  70                 $(obj)/kxgettext $$i                     \
  71                      >> $(obj)/config.pot;               \
  72             done )
  73         $(Q)$(kecho) "  GEN     linux.pot"
  74         $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
  75             --output $(obj)/linux.pot
  76         $(Q)rm -f $(obj)/config.pot
  77
  78 # These targets map 1:1 to the commandline options of 'conf'
  79 simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
  80         alldefconfig randconfig listnewconfig olddefconfig
  81 PHONY += $(simple-targets)
  82
  83 $(simple-targets): $(obj)/conf
  84         $< $(silent) --$@ $(Kconfig)
  85
  86 PHONY += oldnoconfig savedefconfig defconfig
  87
  88 # oldnoconfig is an alias of olddefconfig, because people already are dependent
  89 # on its behavior (sets new symbols to their default value but not 'n') with the
  90 # counter-intuitive name.
  91 oldnoconfig: olddefconfig
  92
  93 savedefconfig: $(obj)/conf
  94         $< $(silent) --$@=defconfig $(Kconfig)
  95
  96 defconfig: $(obj)/conf
  97 ifeq ($(KBUILD_DEFCONFIG),)
  98         $< $(silent) --defconfig $(Kconfig)
  99 else
 100 ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
 101         @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
 102         $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
 103 else
 104         @$(kecho) "*** Default configuration is based on target '$(KBUILD_DEFCONFIG)'"
 105         $(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG)
 106 endif
 107 endif
 108
 109 %_defconfig: $(obj)/conf
 110         $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
 111
 112 configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@)
 113
 114 %.config: $(obj)/conf
 115         $(if $(call configfiles),, $(error No configuration exists for this target on this architecture))
 116         $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
 117         +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
 118
 119 PHONY += kvmconfig
 120 kvmconfig: kvm_guest.config
 121         @:
 122
 123 PHONY += xenconfig
 124 xenconfig: xen.config
 125         @:
 126
 127 PHONY += tinyconfig
 128 tinyconfig:
 129         $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
 130
 131 # Help text used by make help
 132 help:
 133         @echo  '  config          - Update current config utilising a line-oriented program'
 134         @echo  '  nconfig         - Update current config utilising a ncurses menu based'
 135         @echo  '                    program'
 136         @echo  '  menuconfig      - Update current config utilising a menu based program'
 137         @echo  '  xconfig         - Update current config utilising a Qt based front-end'
 138         @echo  '  gconfig         - Update current config utilising a GTK+ based front-end'
 139         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
 140         @echo  '  localmodconfig  - Update current config disabling modules not loaded'
 141         @echo  '  localyesconfig  - Update current config converting local mods to core'
 142         @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
 143         @echo  '  defconfig       - New config with default from ARCH supplied defconfig'
 144         @echo  '  savedefconfig   - Save current config as ./defconfig (minimal config)'
 145         @echo  '  allnoconfig     - New config where all options are answered with no'
 146         @echo  '  allyesconfig    - New config where all options are accepted with yes'
 147         @echo  '  allmodconfig    - New config selecting modules when possible'
 148         @echo  '  alldefconfig    - New config with all symbols set to default'
 149         @echo  '  randconfig      - New config with random answer to all options'
 150         @echo  '  listnewconfig   - List new options'
 151         @echo  '  olddefconfig    - Same as silentoldconfig but sets new symbols to their'
 152         @echo  '                    default value'
 153         @echo  '  kvmconfig       - Enable additional options for kvm guest kernel support'
 154         @echo  '  xenconfig       - Enable additional options for xen dom0 and guest kernel support'
 155         @echo  '  tinyconfig      - Configure the tiniest possible kernel'
 156
 157 # lxdialog stuff
 158 check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
 159
 160 # Use recursively expanded variables so we do not call gcc unless
 161 # we really need to do so. (Do not call gcc as part of make mrproper)
 162 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
 163                     -DLOCALE
 164
 165 # ===========================================================================
 166 # Shared Makefile for the various kconfig executables:
 167 # conf:   Used for defconfig, oldconfig and related targets
 168 # nconf:  Used for the nconfig target.
 169 #         Utilizes ncurses
 170 # mconf:  Used for the menuconfig target
 171 #         Utilizes the lxdialog package
 172 # qconf:  Used for the xconfig target
 173 #         Based on Qt which needs to be installed to compile it
 174 # gconf:  Used for the gconfig target
 175 #         Based on GTK+ which needs to be installed to compile it
 176 # object files used by all kconfig flavours
 177
 178 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
 179 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
 180
 181 conf-objs       := conf.o  zconf.tab.o
 182 mconf-objs     := mconf.o zconf.tab.o $(lxdialog)
 183 nconf-objs     := nconf.o zconf.tab.o nconf.gui.o
 184 kxgettext-objs  := kxgettext.o zconf.tab.o
 185 qconf-cxxobjs   := qconf.o
 186 qconf-objs      := zconf.tab.o
 187 gconf-objs      := gconf.o zconf.tab.o
 188
 189 hostprogs-y := conf nconf mconf kxgettext qconf gconf
 190
 191 clean-files     := qconf.moc .tmp_qtcheck .tmp_gtkcheck
 192 clean-files     += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
 193 clean-files     += config.pot linux.pot
 194
 195 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
 196 PHONY += $(obj)/dochecklxdialog
 197 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
 198 $(obj)/dochecklxdialog:
 199         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
 200
 201 always := dochecklxdialog
 202
 203 # Add environment specific flags
 204 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
 205
 206 # generated files seem to need this to find local include files
 207 HOSTCFLAGS_zconf.lex.o  := -I$(src)
 208 HOSTCFLAGS_zconf.tab.o  := -I$(src)
 209
 210 LEX_PREFIX_zconf        := zconf
 211 YACC_PREFIX_zconf       := zconf
 212
 213 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS)
 214 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS)
 215
 216 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
 217 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
 218                           -Wno-missing-prototypes
 219
 220 HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
 221
 222 HOSTLOADLIBES_nconf     = $(shell \
 223                                 pkg-config --libs menuw panelw ncursesw 2>/dev/null \
 224                                 || pkg-config --libs menu panel ncurses 2>/dev/null \
 225                                 || echo "-lmenu -lpanel -lncurses"  )
 226 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 227
 228 ifeq ($(MAKECMDGOALS),xconfig)
 229 $(obj)/.tmp_qtcheck: $(src)/Makefile
 230 -include $(obj)/.tmp_qtcheck
 231
 232 # Qt needs some extra effort...
 233 $(obj)/.tmp_qtcheck:
 234         @set -e; $(kecho) "  CHECK   qt"; \
 235         if pkg-config --exists Qt5Core; then \
 236             cflags="-std=c++11 -fPIC `pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets`"; \
 237             libs=`pkg-config --libs Qt5Core Qt5Gui Qt5Widgets`; \
 238             moc=`pkg-config --variable=host_bins Qt5Core`/moc; \
 239         elif pkg-config --exists QtCore; then \
 240             cflags=`pkg-config --cflags QtCore QtGui`; \
 241             libs=`pkg-config --libs QtCore QtGui`; \
 242             moc=`pkg-config --variable=moc_location QtCore`; \
 243         else \
 244             echo >&2 "*"; \
 245             echo >&2 "* Could not find Qt via pkg-config."; \
 246             echo >&2 "* Please install either Qt 4.8 or 5.x. and make sure it's in PKG_CONFIG_PATH"; \
 247             echo >&2 "*"; \
 248             exit 1; \
 249         fi; \
 250         echo "KC_QT_CFLAGS=$$cflags" > $@; \
 251         echo "KC_QT_LIBS=$$libs" >> $@; \
 252         echo "KC_QT_MOC=$$moc" >> $@
 253 endif
 254
 255 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
 256
 257 ifeq ($(MAKECMDGOALS),gconfig)
 258 -include $(obj)/.tmp_gtkcheck
 259
 260 # GTK+ needs some extra effort, too...
 261 $(obj)/.tmp_gtkcheck:
 262         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
 263                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
 264                         touch $@;                                                               \
 265                 else                                                                    \
 266                         echo >&2 "*";                                                   \
 267                         echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
 268                         echo >&2 "*";                                                   \
 269                         false;                                                          \
 270                 fi                                                                      \
 271         else                                                                            \
 272                 echo >&2 "*";                                                           \
 273                 echo >&2 "* Unable to find the GTK+ installation. Please make sure that";       \
 274                 echo >&2 "* the GTK+ 2.0 development package is correctly installed...";        \
 275                 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";             \
 276                 echo >&2 "*";                                                           \
 277                 false;                                                                  \
 278         fi
 279 endif
 280
 281 $(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
 282
 283 $(obj)/qconf.o: $(obj)/qconf.moc
 284
 285 quiet_cmd_moc = MOC     $@
 286       cmd_moc = $(KC_QT_MOC) -i $< -o $@
 287
 288 $(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
 289         $(call cmd,moc)
 290
 291 # Extract gconf menu items for i18n support
 292 $(obj)/gconf.glade.h: $(obj)/gconf.glade
 293         $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
 294         $(obj)/gconf.glade