Makefile

   1 # Makefile for buildroot2
   2 #
   3 # Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
   4 # Copyright (C) 2006-2012 by the Buildroot developers <buildroot@uclibc.org>
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14 # General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19 #
  20
  21 #--------------------------------------------------------------
  22 # Just run 'make menuconfig', configure stuff, then run 'make'.
  23 # You shouldn't need to mess with anything beyond this point...
  24 #--------------------------------------------------------------
  25
  26 # Set and export the version string
  27 export BR2_VERSION:=2012.05-git
  28
  29 # Check for minimal make version (note: this check will break at make 10.x)
  30 MIN_MAKE_VERSION=3.81
  31 ifneq ($(firstword $(sort $(MAKE_VERSION) $(MIN_MAKE_VERSION))),$(MIN_MAKE_VERSION))
  32 $(error You have make '$(MAKE_VERSION)' installed. GNU make >= $(MIN_MAKE_VERSION) is required)
  33 endif
  34
  35 # This top-level Makefile can *not* be executed in parallel
  36 .NOTPARALLEL:
  37
  38 # absolute path
  39 TOPDIR:=$(shell pwd)
  40 CONFIG_CONFIG_IN=Config.in
  41 CONFIG=support/kconfig
  42 DATE:=$(shell date +%Y%m%d)
  43
  44 # Compute the full local version string so packages can use it as-is
  45 # Need to export it, so it can be got from environment in children (eg. mconf)
  46 export BR2_VERSION_FULL:=$(BR2_VERSION)$(shell $(TOPDIR)/support/scripts/setlocalversion)
  47
  48 noconfig_targets:=menuconfig nconfig gconfig xconfig config oldconfig randconfig \
  49         defconfig %_defconfig savedefconfig allyesconfig allnoconfig silentoldconfig release \
  50         randpackageconfig allyespackageconfig allnopackageconfig \
  51         source-check print-version
  52
  53 # Strip quotes and then whitespaces
  54 qstrip=$(strip $(subst ",,$(1)))
  55 #"))
  56
  57 # Variables for use in Make constructs
  58 comma:=,
  59 empty:=
  60 space:=$(empty) $(empty)
  61
  62 ifneq ("$(origin O)", "command line")
  63 O:=output
  64 CONFIG_DIR:=$(TOPDIR)
  65 NEED_WRAPPER=
  66 else
  67 # other packages might also support Linux-style out of tree builds
  68 # with the O=<dir> syntax (E.G. Busybox does). As make automatically
  69 # forwards command line variable definitions those packages get very
  70 # confused. Fix this by telling make to not do so
  71 MAKEOVERRIDES =
  72 # strangely enough O is still passed to submakes with MAKEOVERRIDES
  73 # (with make 3.81 atleast), the only thing that changes is the output
  74 # of the origin function (command line -> environment).
  75 # Unfortunately some packages don't look at origin (E.G. uClibc 0.9.31+)
  76 # To really make O go away, we have to override it.
  77 override O:=$(O)
  78 CONFIG_DIR:=$(O)
  79 # we need to pass O= everywhere we call back into the toplevel makefile
  80 EXTRAMAKEARGS = O=$(O)
  81 NEED_WRAPPER=y
  82 endif
  83
  84 # Pull in the user's configuration file
  85 ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
  86 -include $(CONFIG_DIR)/.config
  87 endif
  88
  89 # Override BR2_DL_DIR if shell variable defined
  90 ifneq ($(BUILDROOT_DL_DIR),)
  91 BR2_DL_DIR:=$(BUILDROOT_DL_DIR)
  92 endif
  93
  94 # To put more focus on warnings, be less verbose as default
  95 # Use 'make V=1' to see the full commands
  96 ifdef V
  97   ifeq ("$(origin V)", "command line")
  98     KBUILD_VERBOSE=$(V)
  99   endif
 100 endif
 101 ifndef KBUILD_VERBOSE
 102   KBUILD_VERBOSE=0
 103 endif
 104
 105 ifeq ($(KBUILD_VERBOSE),1)
 106   quiet=
 107   Q=
 108 ifndef VERBOSE
 109   VERBOSE=1
 110 endif
 111 else
 112   quiet=quiet_
 113   Q=@
 114 endif
 115
 116 # we want bash as shell
 117 SHELL:=$(shell if [ -x "$$BASH" ]; then echo $$BASH; \
 118         else if [ -x /bin/bash ]; then echo /bin/bash; \
 119         else echo sh; fi; fi)
 120
 121 # kconfig uses CONFIG_SHELL
 122 CONFIG_SHELL:=$(SHELL)
 123
 124 export SHELL CONFIG_SHELL quiet Q KBUILD_VERBOSE VERBOSE
 125
 126 ifndef HOSTAR
 127 HOSTAR:=ar
 128 endif
 129 ifndef HOSTAS
 130 HOSTAS:=as
 131 endif
 132 ifndef HOSTCC
 133 HOSTCC:=gcc
 134 HOSTCC:=$(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
 135 endif
 136 HOSTCC_NOCCACHE:=$(HOSTCC)
 137 ifndef HOSTCXX
 138 HOSTCXX:=g++
 139 HOSTCXX:=$(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
 140 endif
 141 HOSTCXX_NOCCACHE:=$(HOSTCXX)
 142 ifndef HOSTFC
 143 HOSTFC:=gfortran
 144 endif
 145 ifndef HOSTCPP
 146 HOSTCPP:=cpp
 147 endif
 148 ifndef HOSTLD
 149 HOSTLD:=ld
 150 endif
 151 ifndef HOSTLN
 152 HOSTLN:=ln
 153 endif
 154 ifndef HOSTNM
 155 HOSTNM:=nm
 156 endif
 157 HOSTAR:=$(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
 158 HOSTAS:=$(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
 159 HOSTFC:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo || which g77 || type -p g77 || echo gfortran)
 160 HOSTCPP:=$(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
 161 HOSTLD:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
 162 HOSTLN:=$(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
 163 HOSTNM:=$(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
 164
 165 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTFC HOSTLD
 166 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
 167
 168 # bash prints the name of the directory on 'cd <dir>' if CDPATH is
 169 # set, so unset it here to not cause problems. Notice that the export
 170 # line doesn't affect the environment of $(shell ..) calls, so
 171 # explictly throw away any output from 'cd' here.
 172 export CDPATH:=
 173 BASE_DIR := $(shell mkdir -p $(O) && cd $(O) >/dev/null && pwd)
 174 $(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
 175
 176 BUILD_DIR:=$(BASE_DIR)/build
 177
 178
 179 ifeq ($(BR2_HAVE_DOT_CONFIG),y)
 180
 181 # cc-option
 182 # Usage: cflags-y+=$(call cc-option, -march=winchip-c6, -march=i586)
 183 # sets -march=winchip-c6 if supported else falls back to -march=i586
 184 # without checking the latter.
 185 cc-option=$(shell if $(TARGET_CC) $(TARGET_CFLAGS) $(1) -S -o /dev/null -xc /dev/null \
 186         > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;)
 187
 188 #############################################################
 189 #
 190 # Hide troublesome environment variables from sub processes
 191 #
 192 #############################################################
 193 unexport CROSS_COMPILE
 194 unexport ARCH
 195 unexport CC
 196 unexport CXX
 197 unexport CPP
 198 unexport CFLAGS
 199 unexport CXXFLAGS
 200 unexport GREP_OPTIONS
 201 unexport CONFIG_SITE
 202
 203 GNU_HOST_NAME:=$(shell support/gnuconfig/config.guess)
 204
 205 #############################################################
 206 #
 207 # Setup the proper filename extensions for the host
 208 #
 209 ##############################################################
 210 ifneq ($(findstring linux,$(GNU_HOST_NAME)),)
 211 HOST_EXEEXT:=
 212 HOST_LIBEXT:=.a
 213 HOST_SHREXT:=.so
 214 endif
 215 ifneq ($(findstring apple,$(GNU_HOST_NAME)),)
 216 HOST_EXEEXT:=
 217 HOST_LIBEXT:=.a
 218 HOST_SHREXT:=.dylib
 219 endif
 220 ifneq ($(findstring cygwin,$(GNU_HOST_NAME)),)
 221 HOST_EXEEXT:=.exe
 222 HOST_LIBEXT:=.lib
 223 HOST_SHREXT:=.dll
 224 HOST_LOADLIBES=-lcurses -lintl
 225 export HOST_LOADLIBES
 226 endif
 227 ifneq ($(findstring mingw,$(GNU_HOST_NAME)),)
 228 HOST_EXEEXT:=.exe
 229 HOST_LIBEXT:=.lib
 230 HOST_SHREXT:=.dll
 231 endif
 232
 233 ##############################################################
 234 #
 235 # The list of stuff to build for the target toolchain
 236 # along with the packages to build for the target.
 237 #
 238 ##############################################################
 239
 240 ifeq ($(BR2_CCACHE),y)
 241 BASE_TARGETS += host-ccache
 242 endif
 243
 244 ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
 245 BASE_TARGETS += uclibc-configured host-binutils cross_compiler uclibc-target-utils kernel-headers
 246 else
 247 BASE_TARGETS += uclibc
 248 endif
 249 TARGETS:=
 250
 251 # silent mode requested?
 252 QUIET:=$(if $(findstring s,$(MAKEFLAGS)),-q)
 253
 254 # Strip off the annoying quoting
 255 ARCH:=$(call qstrip,$(BR2_ARCH))
 256 ifeq ($(ARCH),xtensa)
 257 ARCH:=$(ARCH)_$(call qstrip,$(BR2_xtensa_core_name))
 258 endif
 259
 260 KERNEL_ARCH:=$(shell echo "$(ARCH)" | sed -e "s/-.*//" \
 261         -e s/i.86/i386/ -e s/sun4u/sparc64/ \
 262         -e s/arm.*/arm/ -e s/sa110/arm/ \
 263         -e s/bfin/blackfin/ \
 264         -e s/parisc64/parisc/ \
 265         -e s/powerpc64/powerpc/ \
 266         -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
 267         -e s/sh.*/sh/)
 268
 269 ZCAT:=$(call qstrip,$(BR2_ZCAT))
 270 BZCAT:=$(call qstrip,$(BR2_BZCAT))
 271 XZCAT:=$(call qstrip,$(BR2_XZCAT))
 272 TAR_OPTIONS=$(call qstrip,$(BR2_TAR_OPTIONS)) -xf
 273
 274 GNU_TARGET_SUFFIX:=-$(call qstrip,$(BR2_GNU_TARGET_SUFFIX))
 275
 276 # packages compiled for the host go here
 277 HOST_DIR:=$(call qstrip,$(BR2_HOST_DIR))
 278
 279 # stamp (dependency) files go here
 280 STAMP_DIR:=$(BASE_DIR)/stamps
 281
 282 BINARIES_DIR:=$(BASE_DIR)/images
 283 TARGET_DIR:=$(BASE_DIR)/target
 284 TOOLCHAIN_DIR=$(BASE_DIR)/toolchain
 285 TARGET_SKELETON=$(TOPDIR)/fs/skeleton
 286
 287 ifeq ($(BR2_CCACHE),y)
 288 CCACHE:=$(HOST_DIR)/usr/bin/ccache
 289 CCACHE_CACHE_DIR=$(HOME)/.buildroot-ccache
 290 HOSTCC  := $(CCACHE) $(HOSTCC)
 291 HOSTCXX := $(CCACHE) $(HOSTCXX)
 292 endif
 293
 294 include toolchain/Makefile.in
 295 include package/Makefile.in
 296
 297 #############################################################
 298 #
 299 # You should probably leave this stuff alone unless you know
 300 # what you are doing.
 301 #
 302 #############################################################
 303
 304 all: world
 305
 306 include support/dependencies/dependencies.mk
 307
 308 # We also need the various per-package makefiles, which also add
 309 # each selected package to TARGETS if that package was selected
 310 # in the .config file.
 311 ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
 312 include toolchain/toolchain-buildroot.mk
 313 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL),y)
 314 include toolchain/toolchain-external.mk
 315 else ifeq ($(BR2_TOOLCHAIN_CTNG),y)
 316 include toolchain/toolchain-crosstool-ng.mk
 317 endif
 318
 319 # Include the package override file if one has been provided in the
 320 # configuration.
 321 PACKAGE_OVERRIDE_FILE=$(call qstrip,$(BR2_PACKAGE_OVERRIDE_FILE))
 322 ifneq ($(PACKAGE_OVERRIDE_FILE),)
 323 -include $(PACKAGE_OVERRIDE_FILE)
 324 endif
 325
 326 include package/*/*.mk
 327
 328 include boot/common.mk
 329 include target/Makefile.in
 330 include linux/linux.mk
 331
 332 TARGETS+=target-finalize
 333
 334 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
 335 TARGETS+=target-purgelocales
 336 endif
 337
 338 include fs/common.mk
 339
 340 TARGETS+=erase-fakeroots
 341
 342 TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS))
 343 TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS) $(BASE_TARGETS))
 344 TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS))
 345 TARGETS_ALL:=$(patsubst %,__real_tgt_%,$(TARGETS))
 346
 347 # host-* dependencies have to be handled specially, as those aren't
 348 # visible in Kconfig and hence not added to a variable like TARGETS.
 349 # instead, find all the host-* targets listed in each <PKG>_DEPENDENCIES
 350 # variable for each enabled target.
 351 # Notice: this only works for newstyle gentargets/autotargets packages
 352 TARGETS_HOST_DEPS = $(sort $(filter host-%,$(foreach dep,\
 353                 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS))),\
 354                 $($(dep)))))
 355 # Host packages can in turn have their own dependencies. Likewise find
 356 # all the package names listed in the HOST_<PKG>_DEPENDENCIES for each
 357 # host package found above. Ideally this should be done recursively until
 358 # no more packages are found, but that's hard to do in make, so limit to
 359 # 1 level for now.
 360 HOST_DEPS = $(sort $(foreach dep,\
 361                 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS_HOST_DEPS))),\
 362                 $($(dep))))
 363 HOST_SOURCE += $(addsuffix -source,$(sort $(TARGETS_HOST_DEPS) $(HOST_DEPS)))
 364
 365 # all targets depend on the crosscompiler and it's prerequisites
 366 $(TARGETS_ALL): __real_tgt_%: $(BASE_TARGETS) %
 367
 368 dirs: $(DL_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
 369         $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
 370
 371 $(BASE_TARGETS): dirs $(HOST_DIR)/usr/share/buildroot/toolchainfile.cmake
 372
 373 $(BUILD_DIR)/buildroot-config/auto.conf: $(CONFIG_DIR)/.config
 374         $(MAKE) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
 375
 376 prepare: $(BUILD_DIR)/buildroot-config/auto.conf
 377
 378 world: prepare dirs dependencies $(BASE_TARGETS) $(TARGETS_ALL)
 379
 380 $(HOST_DIR)/usr/share/buildroot/toolchainfile.cmake:
 381         mkdir -p $(@D)
 382         @echo -en "\
 383         set(CMAKE_SYSTEM_NAME Linux)\n\
 384         set(CMAKE_C_COMPILER $(TARGET_CC_NOCCACHE))\n\
 385         set(CMAKE_CXX_COMPILER $(TARGET_CXX_NOCCACHE))\n\
 386         set(CMAKE_C_FLAGS \"\$${CMAKE_C_FLAGS} $(TARGET_CFLAGS)\" CACHE STRING \"Buildroot CFLAGS\" FORCE)\n\
 387         set(CMAKE_CXX_FLAGS \"\$${CMAKE_CXX_FLAGS} $(TARGET_CXXFLAGS)\" CACHE STRING \"Buildroot CXXFLAGS\" FORCE)\n\
 388         set(CMAKE_INSTALL_SO_NO_EXE 0)\n\
 389         set(CMAKE_PROGRAM_PATH \"$(HOST_DIR)/usr/bin\")\n\
 390         set(CMAKE_FIND_ROOT_PATH \"$(STAGING_DIR)\")\n\
 391         set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)\n\
 392         set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)\n\
 393         set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)\n\
 394         set(ENV{PKG_CONFIG_SYSROOT_DIR} \"$(STAGING_DIR)\")\n\
 395         " > $@
 396
 397 .PHONY: all world dirs clean distclean source outputmakefile \
 398         $(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \
 399         $(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) \
 400         $(DL_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
 401         $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
 402
 403 #############################################################
 404 #
 405 # staging and target directories do NOT list these as
 406 # dependencies anywhere else
 407 #
 408 #############################################################
 409 $(DL_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR) $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR):
 410         @mkdir -p $@
 411
 412 $(STAGING_DIR):
 413         @mkdir -p $(STAGING_DIR)/bin
 414         @mkdir -p $(STAGING_DIR)/lib
 415         @mkdir -p $(STAGING_DIR)/usr/lib
 416         @mkdir -p $(STAGING_DIR)/usr/include
 417         @mkdir -p $(STAGING_DIR)/usr/bin
 418         @ln -snf $(STAGING_DIR) $(BASE_DIR)/staging
 419
 420 ifeq ($(BR2_ROOTFS_SKELETON_CUSTOM),y)
 421 TARGET_SKELETON=$(BR2_ROOTFS_SKELETON_CUSTOM_PATH)
 422 endif
 423
 424 $(BUILD_DIR)/.root:
 425         mkdir -p $(TARGET_DIR)
 426         if ! [ -d "$(TARGET_DIR)/bin" ]; then \
 427                 if [ -d "$(TARGET_SKELETON)" ]; then \
 428                         cp -fa $(TARGET_SKELETON)/* $(TARGET_DIR)/; \
 429                 fi; \
 430                 touch $(STAGING_DIR)/.fakeroot.00000; \
 431         fi
 432         -find $(TARGET_DIR) -type d -name CVS -print0 -o -name .svn -print0 | xargs -0 rm -rf
 433         -find $(TARGET_DIR) -type f \( -name .empty -o -name '*~' \) -print0 | xargs -0 rm -rf
 434         touch $@
 435
 436 $(TARGET_DIR): $(BUILD_DIR)/.root
 437
 438 erase-fakeroots:
 439         rm -f $(BUILD_DIR)/.fakeroot*
 440
 441 target-finalize:
 442 ifeq ($(BR2_HAVE_DEVFILES),y)
 443         ( support/scripts/copy.sh $(STAGING_DIR) $(TARGET_DIR) )
 444 else
 445         rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/aclocal
 446         find $(TARGET_DIR)/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
 447         find $(TARGET_DIR)/usr/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
 448 endif
 449 ifneq ($(BR2_PACKAGE_GDB),y)
 450         rm -rf $(TARGET_DIR)/usr/share/gdb
 451 endif
 452 ifneq ($(BR2_HAVE_DOCUMENTATION),y)
 453         rm -rf $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/man
 454         rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
 455         rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
 456         rm -rf $(TARGET_DIR)/usr/share/gtk-doc
 457         -rmdir $(TARGET_DIR)/usr/share 2>/dev/null
 458 endif
 459 ifeq ($(BR2_PACKAGE_PYTHON_PY_ONLY),y)
 460         find $(TARGET_DIR)/usr/lib/ -name '*.pyc' -print0 | xargs -0 rm -f
 461 endif
 462 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY),y)
 463         find $(TARGET_DIR)/usr/lib/ -name '*.py' -print0 | xargs -0 rm -f
 464 endif
 465         find $(TARGET_DIR) -type f -perm +111 '!' -name 'libthread_db*.so*' | \
 466                 xargs $(STRIPCMD) 2>/dev/null || true
 467         find $(TARGET_DIR)/lib/modules -type f -name '*.ko' | \
 468                 xargs -r $(KSTRIPCMD) || true
 469
 470         mkdir -p $(TARGET_DIR)/etc
 471         # Mandatory configuration file and auxilliary cache directory
 472         # for recent versions of ldconfig
 473         touch $(TARGET_DIR)/etc/ld.so.conf
 474         mkdir -p $(TARGET_DIR)/var/cache/ldconfig
 475         if [ -x "$(TARGET_CROSS)ldconfig" ]; \
 476         then \
 477                 $(TARGET_CROSS)ldconfig -r $(TARGET_DIR); \
 478         else \
 479                 /sbin/ldconfig -r $(TARGET_DIR); \
 480         fi
 481         ( \
 482                 echo "NAME=Buildroot"; \
 483                 echo "VERSION=$(BR2_VERSION_FULL)"; \
 484                 echo "ID=buildroot"; \
 485                 echo "VERSION_ID=$(BR2_VERSION)"; \
 486                 echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
 487         ) >  $(TARGET_DIR)/etc/os-release
 488
 489 ifneq ($(BR2_ROOTFS_POST_BUILD_SCRIPT),"")
 490         @$(call MESSAGE,"Executing post-build script")
 491         $(BR2_ROOTFS_POST_BUILD_SCRIPT) $(TARGET_DIR)
 492 endif
 493
 494 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
 495 LOCALE_WHITELIST=$(BUILD_DIR)/locales.nopurge
 496 LOCALE_NOPURGE=$(call qstrip,$(BR2_ENABLE_LOCALE_WHITELIST))
 497
 498 target-purgelocales:
 499         rm -f $(LOCALE_WHITELIST)
 500         for i in $(LOCALE_NOPURGE); do echo $$i >> $(LOCALE_WHITELIST); done
 501
 502         for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/man /usr/share/man)); \
 503         do \
 504                 for lang in $$(cd $$dir; ls .|grep -v man); \
 505                 do \
 506                         grep -qx $$lang $(LOCALE_WHITELIST) || rm -rf $$dir/$$lang; \
 507                 done; \
 508         done
 509 endif
 510
 511 source: dirs $(TARGETS_SOURCE) $(HOST_SOURCE)
 512
 513 external-deps:
 514         @$(MAKE) -Bs DL_MODE=SHOW_EXTERNAL_DEPS $(EXTRAMAKEARGS) source | sort -u
 515
 516 show-targets:
 517         @echo $(TARGETS)
 518
 519 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
 520
 521 all: menuconfig
 522
 523 # configuration
 524 # ---------------------------------------------------------------------------
 525
 526 HOSTCFLAGS=$(CFLAGS_FOR_BUILD)
 527 export HOSTCFLAGS
 528
 529 $(BUILD_DIR)/buildroot-config/%onf:
 530         mkdir -p $(@D)/lxdialog
 531         $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
 532
 533 COMMON_CONFIG_ENV = \
 534         KCONFIG_AUTOCONFIG=$(BUILD_DIR)/buildroot-config/auto.conf \
 535         KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
 536         KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
 537         BUILDROOT_CONFIG=$(CONFIG_DIR)/.config
 538
 539 xconfig: $(BUILD_DIR)/buildroot-config/qconf outputmakefile
 540         @mkdir -p $(BUILD_DIR)/buildroot-config
 541         @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
 542
 543 gconfig: $(BUILD_DIR)/buildroot-config/gconf outputmakefile
 544         @mkdir -p $(BUILD_DIR)/buildroot-config
 545         @$(COMMON_CONFIG_ENV) srctree=$(TOPDIR) $< $(CONFIG_CONFIG_IN)
 546
 547 menuconfig: $(BUILD_DIR)/buildroot-config/mconf outputmakefile
 548         @mkdir -p $(BUILD_DIR)/buildroot-config
 549         @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
 550
 551 nconfig: $(BUILD_DIR)/buildroot-config/nconf outputmakefile
 552         @mkdir -p $(BUILD_DIR)/buildroot-config
 553         @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
 554
 555 config: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 556         @mkdir -p $(BUILD_DIR)/buildroot-config
 557         @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
 558
 559 oldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 560         mkdir -p $(BUILD_DIR)/buildroot-config
 561         @$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
 562
 563 randconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 564         @mkdir -p $(BUILD_DIR)/buildroot-config
 565         @$(COMMON_CONFIG_ENV) $< --randconfig $(CONFIG_CONFIG_IN)
 566
 567 allyesconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 568         @mkdir -p $(BUILD_DIR)/buildroot-config
 569         @$(COMMON_CONFIG_ENV) $< --allyesconfig $(CONFIG_CONFIG_IN)
 570
 571 allnoconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 572         @mkdir -p $(BUILD_DIR)/buildroot-config
 573         @$(COMMON_CONFIG_ENV) $< --allnoconfig $(CONFIG_CONFIG_IN)
 574
 575 randpackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 576         @mkdir -p $(BUILD_DIR)/buildroot-config
 577         @grep -v BR2_PACKAGE_ $(CONFIG_DIR)/.config > $(CONFIG_DIR)/.config.nopkg
 578         @$(COMMON_CONFIG_ENV) \
 579                 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
 580                 $< --randconfig $(CONFIG_CONFIG_IN)
 581         @rm -f $(CONFIG_DIR)/.config.nopkg
 582
 583 allyespackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 584         @mkdir -p $(BUILD_DIR)/buildroot-config
 585         @grep -v BR2_PACKAGE_ $(CONFIG_DIR)/.config > $(CONFIG_DIR)/.config.nopkg
 586         @$(COMMON_CONFIG_ENV) \
 587                 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
 588                 $< --allyesconfig $(CONFIG_CONFIG_IN)
 589         @rm -f $(CONFIG_DIR)/.config.nopkg
 590
 591 allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 592         @mkdir -p $(BUILD_DIR)/buildroot-config
 593         @grep -v BR2_PACKAGE_ $(CONFIG_DIR)/.config > $(CONFIG_DIR)/.config.nopkg
 594         @$(COMMON_CONFIG_ENV) \
 595                 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
 596                 $< --allnoconfig $(CONFIG_CONFIG_IN)
 597         @rm -f $(CONFIG_DIR)/.config.nopkg
 598
 599 silentoldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 600         @mkdir -p $(BUILD_DIR)/buildroot-config
 601         $(COMMON_CONFIG_ENV) $< --silentoldconfig $(CONFIG_CONFIG_IN)
 602
 603 defconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 604         @mkdir -p $(BUILD_DIR)/buildroot-config
 605         @$(COMMON_CONFIG_ENV) $< --defconfig $(CONFIG_CONFIG_IN)
 606
 607 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(TOPDIR)/configs/%_defconfig outputmakefile
 608         @mkdir -p $(BUILD_DIR)/buildroot-config
 609         @$(COMMON_CONFIG_ENV) $< --defconfig=$(TOPDIR)/configs/$@ $(CONFIG_CONFIG_IN)
 610
 611 savedefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
 612         @mkdir -p $(BUILD_DIR)/buildroot-config
 613         @$(COMMON_CONFIG_ENV) $< --savedefconfig=$(CONFIG_DIR)/defconfig $(CONFIG_CONFIG_IN)
 614
 615 # check if download URLs are outdated
 616 source-check: allyesconfig
 617         $(MAKE) DL_MODE=SOURCE_CHECK $(EXTRAMAKEARGS) source
 618
 619 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
 620
 621 #############################################################
 622 #
 623 # Cleanup and misc junk
 624 #
 625 #############################################################
 626
 627 # outputmakefile generates a Makefile in the output directory, if using a
 628 # separate output directory. This allows convenient use of make in the
 629 # output directory.
 630 outputmakefile:
 631 ifeq ($(NEED_WRAPPER),y)
 632         $(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
 633 endif
 634
 635 clean:
 636         rm -rf $(STAGING_DIR) $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \
 637                 $(STAMP_DIR) $(BUILD_DIR) $(TOOLCHAIN_DIR) $(BASE_DIR)/staging
 638
 639 distclean: clean
 640 ifeq ($(DL_DIR),$(TOPDIR)/dl)
 641         rm -rf $(DL_DIR)
 642 endif
 643 ifeq ($(O),output)
 644         rm -rf $(O)
 645 endif
 646         rm -rf $(CONFIG_DIR)/.config $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/.auto.deps
 647
 648 cross: $(BASE_TARGETS)
 649
 650 help:
 651         @echo 'Cleaning:'
 652         @echo '  clean                  - delete all files created by build'
 653         @echo '  distclean              - delete all non-source files (including .config)'
 654         @echo
 655         @echo 'Build:'
 656         @echo '  all                    - make world'
 657         @echo
 658         @echo 'Configuration:'
 659         @echo '  menuconfig             - interactive curses-based configurator'
 660         @echo '  nconfig                - interactive ncurses-based configurator'
 661         @echo '  xconfig                - interactive Qt-based configurator'
 662         @echo '  gconfig                - interactive GTK-based configurator'
 663         @echo '  oldconfig              - resolve any unresolved symbols in .config'
 664         @echo '  randconfig             - New config with random answer to all options'
 665         @echo '  defconfig              - New config with default answer to all options'
 666         @echo '  savedefconfig          - Save current config as ./defconfig (minimal config)'
 667         @echo '  allyesconfig           - New config where all options are accepted with yes'
 668         @echo '  allnoconfig            - New config where all options are answered with no'
 669         @echo '  randpackageconfig      - New config with random answer to package options'
 670         @echo '  allyespackageconfig    - New config where pkg options are accepted with yes'
 671         @echo '  allnopackageconfig     - New config where package options are answered with no'
 672 ifeq ($(BR2_PACKAGE_BUSYBOX),y)
 673         @echo '  busybox-menuconfig     - Run BusyBox menuconfig'
 674 endif
 675 ifeq ($(BR2_LINUX_KERNEL),y)
 676         @echo '  linux-menuconfig       - Run Linux kernel menuconfig'
 677         @echo '  linux-savedefconfig    - Run Linux kernel savedefconfig'
 678 endif
 679 ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
 680         @echo '  uclibc-menuconfig      - Run uClibc menuconfig'
 681 endif
 682 ifeq ($(BR2_TOOLCHAIN_CTNG),y)
 683         @echo '  ctng-menuconfig        - Run crosstool-NG menuconfig'
 684 endif
 685 ifeq ($(BR2_TARGET_BAREBOX),y)
 686         @echo '  barebox-menuconfig     - Run barebox menuconfig'
 687         @echo '  barebox-savedefconfig  - Run barebox savedefconfig'
 688 endif
 689         @echo
 690         @echo 'Documentation:'
 691         @echo '  manual                 - build manual in HTML, split HTML, PDF and txt'
 692         @echo '  manual-html            - build manual in HTML'
 693         @echo '  manual-split-html      - build manual in split HTML'
 694         @echo '  manual-pdf             - build manual in PDF'
 695         @echo '  manual-txt             - build manual in txt'
 696         @echo '  manual-epub            - build manual in ePub'
 697         @echo
 698         @echo 'Miscellaneous:'
 699         @echo '  source                 - download all sources needed for offline-build'
 700         @echo '  source-check           - check all packages for valid download URLs'
 701         @echo '  external-deps          - list external packages used'
 702         @echo
 703         @echo '  make V=0|1             - 0 => quiet build (default), 1 => verbose build'
 704         @echo '  make O=dir             - Locate all output files in "dir", including .config'
 705         @echo
 706         @$(foreach b, $(sort $(notdir $(wildcard $(TOPDIR)/configs/*_defconfig))), \
 707           printf "  %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
 708         @echo
 709         @echo 'See docs/README, or generate the Buildroot manual for further details'
 710         @echo
 711
 712 release: OUT=buildroot-$(BR2_VERSION)
 713
 714 # Create release tarballs. We need to fiddle a bit to add the generated
 715 # documentation to the git output
 716 release:
 717         git archive --format=tar --prefix=$(OUT)/ master > $(OUT).tar
 718         $(MAKE) O=$(OUT) manual-html manual-txt manual-pdf
 719         tar rf $(OUT).tar $(OUT)
 720         gzip -9 -c < $(OUT).tar > $(OUT).tar.gz
 721         bzip2 -9 -c < $(OUT).tar > $(OUT).tar.bz2
 722         rm -rf $(OUT) $(OUT).tar
 723
 724 print-version:
 725         @echo $(BR2_VERSION_FULL)
 726
 727 ################################################################################
 728 # GENDOC -- generates the make targets needed to build a specific type of
 729 #           asciidoc documentation.
 730 #
 731 #  argument 1 is the name of the document and must be a subdirectory of docs/;
 732 #             the top-level asciidoc file must have the same name
 733 #  argument 2 is the type of document to generate (-f argument of a2x)
 734 #  argument 3 is the document type as used in the make target
 735 #  argument 4 is the output file extension for the document type
 736 #  argument 5 is the human text for the document type
 737 #  argument 6 (optional) are extra arguments for a2x
 738 #
 739 # The variable <DOCUMENT_NAME>_SOURCES defines the dependencies.
 740 ################################################################################
 741 define GENDOC_INNER
 742 $(1): $(1)-$(3)
 743 .PHONY: $(1)-$(3)
 744 $(1)-$(3): $$(O)/docs/$(1)/$(1).$(4)
 745
 746 $$(O)/docs/$(1)/$(1).$(4): docs/$(1)/$(1).txt $$($(call UPPERCASE,$(1))_SOURCES)
 747         @echo "Generating $(5) $(1)..."
 748         $(Q)mkdir -p $$(@D)
 749         $(Q)a2x $(6) -f $(2) -d book -L -r $(TOPDIR)/docs/images \
 750           -D $$(@D) $$<
 751 endef
 752
 753 ################################################################################
 754 # GENDOC -- generates the make targets needed to build asciidoc documentation.
 755 #
 756 #  argument 1 is the name of the document and must be a subdirectory of docs/;
 757 #             the top-level asciidoc file must have the same name
 758 #
 759 # The variable <DOCUMENT_NAME>_SOURCES defines the dependencies.
 760 ################################################################################
 761 define GENDOC
 762 $(call GENDOC_INNER,$(1),xhtml,html,html,HTML)
 763 $(call GENDOC_INNER,$(1),chunked,split-html,chunked,Split HTML)
 764 $(call GENDOC_INNER,$(1),pdf,pdf,pdf,PDF,--dblatex-opts "-P latex.output.revhistory=0")
 765 $(call GENDOC_INNER,$(1),text,txt,text,Text)
 766 $(call GENDOC_INNER,$(1),epub,epub,epub,EPUB)
 767 clean: clean-$(1)
 768 clean-$(1):
 769         $(Q)$(RM) -rf $(O)/docs/$(1)
 770 .PHONY: $(1) clean-$(1)
 771 endef
 772
 773 MANUAL_SOURCES = $(wildcard docs/manual/*.txt) $(wildcard docs/images/*)
 774 $(eval $(call GENDOC,manual))
 775
 776 .PHONY: $(noconfig_targets)
 777