1 # Makefile for buildroot
3 # Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
4 # Copyright (C) 2006-2014 by the Buildroot developers <buildroot@uclibc.org>
5 # Copyright (C) 2014-2016 by the Buildroot developers <buildroot@buildroot.org>
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #--------------------------------------------------------------
23 # Just run 'make menuconfig', configure stuff, then run 'make'.
24 # You shouldn't need to mess with anything beyond this point...
25 #--------------------------------------------------------------
27 # Delete default rules. We don't use them. This saves a bit of time.
30 # we want bash as shell
31 SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
32 else if [ -x /bin/bash ]; then echo /bin/bash; \
35 # Set O variable if not already done on the command line;
36 # or avoid confusing packages that can use the O=<dir> syntax for out-of-tree
37 # build by preventing it from being forwarded to sub-make calls.
38 ifneq ("$(origin O)", "command line")
42 # Check if the current Buildroot execution meets all the pre-requisites.
43 # If they are not met, Buildroot will actually do its job in a sub-make meeting
44 # its pre-requisites, which are:
45 # 1- Permissive enough umask:
46 # Wrong or too restrictive umask will prevent Buildroot and packages from
47 # creating files and directories.
48 # 2- Absolute canonical CWD (i.e. $(CURDIR)):
49 # Otherwise, some packages will use CWD as-is, others will compute its
50 # absolute canonical path. This makes harder tracking and fixing host
52 # 3- Absolute canonical output location (i.e. $(O)):
53 # For the same reason as the one for CWD.
55 # Remove the trailing '/.' from $(O) as it can be added by the makefile wrapper
56 # installed in the $(O) directory.
57 # Also remove the trailing '/' the user can set when on the command line.
58 override O := $(patsubst %/,%,$(patsubst %.,%,$(O)))
59 # Make sure $(O) actually exists before calling realpath on it; this is to
60 # avoid empty CANONICAL_O in case on non-existing entry.
61 CANONICAL_O := $(shell mkdir -p $(O) >/dev/null 2>&1)$(realpath $(O))
63 CANONICAL_CURDIR = $(realpath $(CURDIR))
67 # Make sure O= is passed (with its absolute canonical path) everywhere the
68 # toplevel makefile is called back.
69 EXTRAMAKEARGS := O=$(CANONICAL_O)
71 # Check Buildroot execution pre-requisites here.
72 ifneq ($(shell umask):$(CURDIR):$(O),$(REQ_UMASK):$(CANONICAL_CURDIR):$(CANONICAL_O))
73 .PHONY: _all $(MAKECMDGOALS)
79 @umask $(REQ_UMASK) && \
80 $(MAKE) -C $(CANONICAL_CURDIR) --no-print-directory \
81 $(MAKECMDGOALS) $(EXTRAMAKEARGS)
83 else # umask / $(CURDIR) / $(O)
85 # This is our default rule, so must come first
88 # Set and export the version string
89 export BR2_VERSION := 2016.11-rc1
90 # Actual time the release is cut (for reproducible builds)
91 BR2_VERSION_EPOCH = 1478206447
93 # Save running make version since it's clobbered by the make package
94 RUNNING_MAKE_VERSION := $(MAKE_VERSION)
96 # Check for minimal make version (note: this check will break at make 10.x)
97 MIN_MAKE_VERSION = 3.81
98 ifneq ($(firstword $(sort $(RUNNING_MAKE_VERSION) $(MIN_MAKE_VERSION))),$(MIN_MAKE_VERSION))
99 $(error You have make '$(RUNNING_MAKE_VERSION)' installed. GNU make >= $(MIN_MAKE_VERSION) is required)
102 # Parallel execution of this Makefile is disabled because it changes
103 # the packages building order, that can be a problem for two reasons:
104 # - If a package has an unspecified optional dependency and that
105 # dependency is present when the package is built, it is used,
106 # otherwise it isn't (but compilation happily proceeds) so the end
107 # result will differ if the order is swapped due to parallel
109 # - Also changing the building order can be a problem if two packages
110 # manipulate the same file in the target directory.
112 # Taking into account the above considerations, if you still want to execute
113 # this top-level Makefile in parallel comment the ".NOTPARALLEL" line and
114 # use the -j<jobs> option when building, e.g:
115 # make -j$((`getconf _NPROCESSORS_ONLN`+1))
120 CONFIG_CONFIG_IN = Config.in
121 CONFIG = support/kconfig
122 DATE := $(shell date +%Y%m%d)
124 # Compute the full local version string so packages can use it as-is
125 # Need to export it, so it can be got from environment in children (eg. mconf)
126 export BR2_VERSION_FULL := $(BR2_VERSION)$(shell $(TOPDIR)/support/scripts/setlocalversion)
128 noconfig_targets := menuconfig nconfig gconfig xconfig config oldconfig randconfig \
129 defconfig %_defconfig allyesconfig allnoconfig silentoldconfig release \
130 randpackageconfig allyespackageconfig allnopackageconfig \
131 print-version olddefconfig distclean manual manual-html manual-split-html \
132 manual-pdf manual-text manual-epub
134 # Some global targets do not trigger a build, but are used to collect
135 # metadata, or do various checks. When such targets are triggered,
136 # some packages should not do their configuration sanity
137 # checks. Provide them a BR_BUILDING variable set to 'y' when we're
138 # actually building and they should do their sanity checks.
140 # We're building in two situations: when MAKECMDGOALS is empty
141 # (default target is to build), or when MAKECMDGOALS contains
142 # something else than one of the nobuild_targets.
143 nobuild_targets := source %-source source-check \
144 legal-info %-legal-info external-deps _external-deps \
145 clean distclean help show-targets graph-depends \
146 %-graph-depends %-show-depends %-show-version \
147 graph-build graph-size list-defconfigs \
148 savedefconfig printvars
149 ifeq ($(MAKECMDGOALS),)
151 else ifneq ($(filter-out $(nobuild_targets),$(MAKECMDGOALS)),)
155 # We call make recursively to build packages. The command-line overrides that
156 # are passed to Buildroot don't apply to those package build systems. In
157 # particular, we don't want to pass down the O=<dir> option for out-of-tree
158 # builds, because the value specified on the command line will not be correct
162 # Include some helper macros and variables
163 include support/misc/utils.mk
165 # Set variables related to in-tree or out-of-tree build.
166 # Here, both $(O) and $(CURDIR) are absolute canonical paths.
167 ifeq ($(O),$(CURDIR)/output)
168 CONFIG_DIR := $(CURDIR)
175 # bash prints the name of the directory on 'cd <dir>' if CDPATH is
176 # set, so unset it here to not cause problems. Notice that the export
177 # line doesn't affect the environment of $(shell ..) calls, so
178 # explictly throw away any output from 'cd' here.
180 BASE_DIR := $(shell mkdir -p $(O) && cd $(O) >/dev/null && pwd)
181 $(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
184 # Handling of BR2_EXTERNAL.
186 # The value of BR2_EXTERNAL is stored in .br-external in the output directory.
187 # The location of the external.mk makefile fragments is computed in that file.
188 # On subsequent invocations of make, this file is read in. BR2_EXTERNAL can
189 # still be overridden on the command line, therefore the file is re-created
190 # every time make is run.
192 BR2_EXTERNAL_FILE = $(BASE_DIR)/.br-external.mk
193 -include $(BR2_EXTERNAL_FILE)
194 $(shell support/scripts/br2-external \
195 -m -o '$(BR2_EXTERNAL_FILE)' $(BR2_EXTERNAL))
197 include $(BR2_EXTERNAL_FILE)
198 ifneq ($(BR2_EXTERNAL_ERROR),)
199 $(error $(BR2_EXTERNAL_ERROR))
202 # To make sure that the environment variable overrides the .config option,
203 # set this before including .config.
204 ifneq ($(BR2_DL_DIR),)
205 DL_DIR := $(BR2_DL_DIR)
207 ifneq ($(BR2_CCACHE_DIR),)
208 BR_CACHE_DIR := $(BR2_CCACHE_DIR)
211 # Need that early, before we scan packages
212 # Avoids doing the $(or...) everytime
213 BR_GRAPH_OUT := $(or $(BR2_GRAPH_OUT),pdf)
215 BUILD_DIR := $(BASE_DIR)/build
216 BINARIES_DIR := $(BASE_DIR)/images
217 TARGET_DIR := $(BASE_DIR)/target
218 # initial definition so that 'make clean' works for most users, even without
219 # .config. HOST_DIR will be overwritten later when .config is included.
220 HOST_DIR := $(BASE_DIR)/host
221 GRAPHS_DIR := $(BASE_DIR)/graphs
223 LEGAL_INFO_DIR = $(BASE_DIR)/legal-info
224 REDIST_SOURCES_DIR_TARGET = $(LEGAL_INFO_DIR)/sources
225 REDIST_SOURCES_DIR_HOST = $(LEGAL_INFO_DIR)/host-sources
226 LICENSE_FILES_DIR_TARGET = $(LEGAL_INFO_DIR)/licenses
227 LICENSE_FILES_DIR_HOST = $(LEGAL_INFO_DIR)/host-licenses
228 LEGAL_MANIFEST_CSV_TARGET = $(LEGAL_INFO_DIR)/manifest.csv
229 LEGAL_MANIFEST_CSV_HOST = $(LEGAL_INFO_DIR)/host-manifest.csv
230 LEGAL_WARNINGS = $(LEGAL_INFO_DIR)/.warnings
231 LEGAL_REPORT = $(LEGAL_INFO_DIR)/README
233 ################################################################################
235 # staging and target directories do NOT list these as
236 # dependencies anywhere else
238 ################################################################################
239 $(BUILD_DIR) $(TARGET_DIR) $(HOST_DIR) $(BINARIES_DIR) $(LEGAL_INFO_DIR) $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST):
242 BR2_CONFIG = $(CONFIG_DIR)/.config
244 # Pull in the user's configuration file
245 ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
246 -include $(BR2_CONFIG)
249 # timezone and locale may affect build output
250 ifeq ($(BR2_REPRODUCIBLE),y)
254 BR2_VERSION_GIT_EPOCH = $(shell GIT_DIR=$(TOPDIR)/.git $(GIT) log -1 --format=%at)
255 export SOURCE_DATE_EPOCH = $(if $(wildcard $(TOPDIR)/.git),$(BR2_VERSION_GIT_EPOCH),$(BR2_VERSION_EPOCH))
258 # To put more focus on warnings, be less verbose as default
259 # Use 'make V=1' to see the full commands
260 ifeq ("$(origin V)", "command line")
261 KBUILD_VERBOSE = $(V)
263 ifndef KBUILD_VERBOSE
267 ifeq ($(KBUILD_VERBOSE),1)
277 # kconfig uses CONFIG_SHELL
278 CONFIG_SHELL := $(SHELL)
280 export SHELL CONFIG_SHELL Q KBUILD_VERBOSE
290 HOSTCC := $(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
292 HOSTCC_NOCCACHE := $(HOSTCC)
295 HOSTCXX := $(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
297 HOSTCXX_NOCCACHE := $(HOSTCXX)
311 HOSTOBJCOPY := objcopy
316 HOSTAR := $(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
317 HOSTAS := $(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
318 HOSTCPP := $(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
319 HOSTLD := $(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
320 HOSTLN := $(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
321 HOSTNM := $(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
322 HOSTOBJCOPY := $(shell which $(HOSTOBJCOPY) || type -p $(HOSTOBJCOPY) || echo objcopy)
323 HOSTRANLIB := $(shell which $(HOSTRANLIB) || type -p $(HOSTRANLIB) || echo ranlib)
325 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTLD
326 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
328 # Determine the userland we are running on.
330 # Note that, despite its name, we are not interested in the actual
331 # architecture name. This is mostly used to determine whether some
332 # of the binary tools (e.g. pre-built external toolchains) can run
333 # on the current host. So we need to know if the userland we're
334 # running on can actually run those toolchains.
336 # For example, a 64-bit prebuilt toolchain will not run on a 64-bit
337 # kernel if the userland is 32-bit (e.g. in a chroot for example).
339 # So, we extract the first part of the tuple the host gcc was
340 # configured to generate code for; we assume this is our userland.
342 export HOSTARCH := $(shell LC_ALL=C $(HOSTCC_NOCCACHE) -v 2>&1 | \
343 sed -e '/^Target: \([^-]*\).*/!d' \
346 -e 's/sun4u/sparc64/' \
349 -e 's/ppc64/powerpc64/' \
350 -e 's/ppc/powerpc/' \
351 -e 's/macppc/powerpc/' \
354 HOSTCC_VERSION := $(shell $(HOSTCC_NOCCACHE) --version | \
355 sed -n -r 's/^.* ([0-9]*)\.([0-9]*)\.([0-9]*)[ ]*.*/\1 \2/p')
357 # For gcc >= 5.x, we only need the major version.
358 ifneq ($(firstword $(HOSTCC_VERSION)),4)
359 HOSTCC_VERSION := $(firstword $(HOSTCC_VERSION))
362 # Make sure pkg-config doesn't look outside the buildroot tree
363 HOST_PKG_CONFIG_PATH := $(PKG_CONFIG_PATH)
364 unexport PKG_CONFIG_PATH
365 unexport PKG_CONFIG_SYSROOT_DIR
366 unexport PKG_CONFIG_LIBDIR
368 # Having DESTDIR set in the environment confuses the installation
369 # steps of some packages.
372 # Causes breakage with packages that needs host-ruby
375 include package/pkg-utils.mk
376 include package/doc-asciidoc.mk
378 ifeq ($(BR2_HAVE_DOT_CONFIG),y)
380 ################################################################################
382 # Hide troublesome environment variables from sub processes
384 ################################################################################
385 unexport CROSS_COMPILE
395 unexport GREP_OPTIONS
403 GNU_HOST_NAME := $(shell support/gnuconfig/config.guess)
408 # silent mode requested?
409 QUIET := $(if $(findstring s,$(filter-out --%,$(MAKEFLAGS))),-q)
411 # Strip off the annoying quoting
412 ARCH := $(call qstrip,$(BR2_ARCH))
414 KERNEL_ARCH := $(shell echo "$(ARCH)" | sed -e "s/-.*//" \
415 -e s/i.86/i386/ -e s/sun4u/sparc64/ \
418 -e s/arm.*/arm/ -e s/sa110/arm/ \
419 -e s/aarch64.*/arm64/ \
420 -e s/bfin/blackfin/ \
421 -e s/parisc64/parisc/ \
422 -e s/powerpc64.*/powerpc/ \
423 -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
425 -e s/microblazeel/microblaze/)
427 ZCAT := $(call qstrip,$(BR2_ZCAT))
428 BZCAT := $(call qstrip,$(BR2_BZCAT))
429 XZCAT := $(call qstrip,$(BR2_XZCAT))
430 TAR_OPTIONS = $(call qstrip,$(BR2_TAR_OPTIONS)) -xf
432 # packages compiled for the host go here
433 HOST_DIR := $(call qstrip,$(BR2_HOST_DIR))
435 # Quotes are needed for spaces and all in the original PATH content.
436 BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(HOST_DIR)/usr/bin:$(HOST_DIR)/usr/sbin:$(PATH)"
438 # Location of a file giving a big fat warning that output/target
439 # should not be used as the root filesystem.
440 TARGET_DIR_WARNING_FILE = $(TARGET_DIR)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
442 ifeq ($(BR2_CCACHE),y)
443 CCACHE := $(HOST_DIR)/usr/bin/ccache
444 BR_CACHE_DIR ?= $(call qstrip,$(BR2_CCACHE_DIR))
446 HOSTCC := $(CCACHE) $(HOSTCC)
447 HOSTCXX := $(CCACHE) $(HOSTCXX)
452 # Scripts in support/ or post-build scripts may need to reference
453 # these locations, so export them so it is easier to use
455 export BR2_REPRODUCIBLE
462 ################################################################################
464 # You should probably leave this stuff alone unless you know
465 # what you are doing.
467 ################################################################################
471 # Include legacy before the other things, because package .mk files
473 include Makefile.legacy
475 include package/Makefile.in
476 include support/dependencies/dependencies.mk
478 include toolchain/*.mk
479 include toolchain/*/*.mk
481 # Include the package override file if one has been provided in the
483 PACKAGE_OVERRIDE_FILE = $(call qstrip,$(BR2_PACKAGE_OVERRIDE_FILE))
484 ifneq ($(PACKAGE_OVERRIDE_FILE),)
485 -include $(PACKAGE_OVERRIDE_FILE)
488 include $(sort $(wildcard package/*/*.mk))
490 include boot/common.mk
491 include linux/linux.mk
494 # If using a br2-external tree, the BR2_EXTERNAL_$(NAME)_PATH variables
495 # are also present in the .config file. Since .config is included after
496 # we defined them in the Makefile, the values for those variables are
497 # quoted. We just include the generated Makefile fragment .br2-external.mk
498 # a third time, which will set those variables to the un-quoted values.
499 include $(BR2_EXTERNAL_FILE)
501 # Nothing to include if no BR2_EXTERNAL tree in use
502 include $(BR2_EXTERNAL_MKS)
504 # Now we are sure we have all the packages scanned and defined. We now
505 # check for each package in the list of enabled packages, that all its
506 # dependencies are indeed enabled.
508 # Only trigger the check for default builds. If the user forces building
509 # a package, even if not enabled in the configuration, we want to accept
512 ifeq ($(MAKECMDGOALS),)
514 define CHECK_ONE_DEPENDENCY
515 ifeq ($$($(2)_TYPE),target)
516 ifeq ($$($(2)_IS_VIRTUAL),)
517 ifneq ($$($$($(2)_KCONFIG_VAR)),y)
518 $$(error $$($(2)_NAME) is in the dependency chain of $$($(1)_NAME) that \
519 has added it to its _DEPENDENCIES variable without selecting it or \
520 depending on it from Config.in)
526 $(foreach pkg,$(call UPPERCASE,$(PACKAGES)),\
527 $(foreach dep,$(call UPPERCASE,$($(pkg)_FINAL_ALL_DEPENDENCIES)),\
528 $(eval $(call CHECK_ONE_DEPENDENCY,$(pkg),$(dep))$(sep))))
532 dirs: $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
533 $(HOST_DIR) $(BINARIES_DIR)
535 $(BUILD_DIR)/buildroot-config/auto.conf: $(BR2_CONFIG)
536 $(MAKE1) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
538 prepare: $(BUILD_DIR)/buildroot-config/auto.conf
540 world: target-post-image
542 .PHONY: all world toolchain dirs clean distclean source outputmakefile \
543 legal-info legal-info-prepare legal-info-clean printvars help \
544 list-defconfigs target-finalize target-post-image source-check
546 # Populating the staging with the base directories is handled by the skeleton package
548 @mkdir -p $(STAGING_DIR)
549 @ln -snf $(STAGING_DIR) $(BASE_DIR)/staging
551 RSYNC_VCS_EXCLUSIONS = \
552 --exclude .svn --exclude .git --exclude .hg --exclude .bzr \
555 STRIP_FIND_CMD = find $(TARGET_DIR)
556 ifneq (,$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS)))
557 STRIP_FIND_CMD += \( $(call finddirclauses,$(TARGET_DIR),$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS))) \) -prune -o
559 STRIP_FIND_CMD += -type f \( -perm /111 -o -name '*.so*' \)
561 # - libpthread.so: a non-stripped libpthread shared library is needed for
562 # proper debugging of pthread programs using gdb.
563 # - ld.so: a non-stripped dynamic linker library is needed for valgrind
564 # - kernel modules (*.ko): do not function properly when stripped like normal
565 # applications and libraries. Normally kernel modules are already excluded
566 # by the executable permission check above, so the explicit exclusion is only
567 # done for kernel modules with incorrect permissions.
568 STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* ld-*.so* *.ko $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print0
570 ifeq ($(BR2_ECLIPSE_REGISTER),y)
571 define TOOLCHAIN_ECLIPSE_REGISTER
572 ./support/scripts/eclipse-register-toolchain `readlink -f $(O)` \
573 $(notdir $(TARGET_CROSS)) $(BR2_ARCH)
575 TARGET_FINALIZE_HOOKS += TOOLCHAIN_ECLIPSE_REGISTER
578 # Generate locale data. Basically, we call the localedef program
579 # (built by the host-localedef package) for each locale. The input
580 # data comes preferably from the toolchain, or if the toolchain does
581 # not have them (Linaro toolchains), we use the ones available on the
583 ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
584 GLIBC_GENERATE_LOCALES = $(call qstrip,$(BR2_GENERATE_LOCALE))
585 ifneq ($(GLIBC_GENERATE_LOCALES),)
586 PACKAGES += host-localedef
588 define GENERATE_GLIBC_LOCALES
589 $(Q)mkdir -p $(TARGET_DIR)/usr/lib/locale/
590 $(Q)for locale in $(GLIBC_GENERATE_LOCALES) ; do \
591 inputfile=`echo $${locale} | cut -f1 -d'.'` ; \
592 charmap=`echo $${locale} | cut -f2 -d'.' -s` ; \
593 if test -z "$${charmap}" ; then \
596 echo "Generating locale $${inputfile}.$${charmap}" ; \
597 I18NPATH=$(STAGING_DIR)/usr/share/i18n:/usr/share/i18n \
598 $(HOST_DIR)/usr/bin/localedef \
599 --prefix=$(TARGET_DIR) \
600 --$(call LOWERCASE,$(BR2_ENDIAN))-endian \
601 -i $${inputfile} -f $${charmap} \
605 TARGET_FINALIZE_HOOKS += GENERATE_GLIBC_LOCALES
609 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
610 LOCALE_WHITELIST = $(BUILD_DIR)/locales.nopurge
611 LOCALE_NOPURGE = $(call qstrip,$(BR2_ENABLE_LOCALE_WHITELIST))
613 # This piece of junk does the following:
614 # First collect the whitelist in a file.
615 # Then go over all the locale dirs and for each subdir, check if it exists
616 # in the whitelist file. If it doesn't, kill it.
617 # Finally, specifically for X11, regenerate locale.dir from the whitelist.
619 rm -f $(LOCALE_WHITELIST)
620 for i in $(LOCALE_NOPURGE) locale-archive; do echo $$i >> $(LOCALE_WHITELIST); done
622 for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/lib/locale)); \
624 for langdir in $$dir/*; \
626 if [ -e "$${langdir}" ]; \
628 grep -qx "$${langdir##*/}" $(LOCALE_WHITELIST) || rm -rf $$langdir; \
632 if [ -d $(TARGET_DIR)/usr/share/X11/locale ]; \
634 for lang in $(LOCALE_NOPURGE); \
636 if [ -f $(TARGET_DIR)/usr/share/X11/locale/$$lang/XLC_LOCALE ]; \
638 echo "$$lang/XLC_LOCALE: $$lang"; \
640 done > $(TARGET_DIR)/usr/share/X11/locale/locale.dir; \
643 TARGET_FINALIZE_HOOKS += PURGE_LOCALES
646 $(TARGETS_ROOTFS): target-finalize
648 target-finalize: $(PACKAGES)
649 @$(call MESSAGE,"Finalizing target directory")
650 $(foreach hook,$(TARGET_FINALIZE_HOOKS),$($(hook))$(sep))
651 rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
652 $(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
653 $(TARGET_DIR)/usr/lib/cmake $(TARGET_DIR)/usr/share/cmake
654 find $(TARGET_DIR)/usr/{lib,share}/ -name '*.cmake' -print0 | xargs -0 rm -f
655 find $(TARGET_DIR)/lib $(TARGET_DIR)/usr/lib $(TARGET_DIR)/usr/libexec \
656 \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
657 ifneq ($(BR2_PACKAGE_GDB),y)
658 rm -rf $(TARGET_DIR)/usr/share/gdb
660 ifneq ($(BR2_PACKAGE_BASH),y)
661 rm -rf $(TARGET_DIR)/usr/share/bash-completion
663 ifneq ($(BR2_PACKAGE_ZSH),y)
664 rm -rf $(TARGET_DIR)/usr/share/zsh
666 rm -rf $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/man
667 rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
668 rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
669 rm -rf $(TARGET_DIR)/usr/share/gtk-doc
670 -rmdir $(TARGET_DIR)/usr/share 2>/dev/null
671 $(STRIP_FIND_CMD) | xargs -0 $(STRIPCMD) 2>/dev/null || true
673 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
674 # besides the one in which crash occurred; or SIGTRAP kills my program when
675 # I set a breakpoint"
676 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
677 find $(TARGET_DIR)/lib -type f -name 'libpthread*.so*' | \
678 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
681 # Valgrind needs ld.so with enough information, so only strip
683 find $(TARGET_DIR)/lib -type f -name 'ld-*.so*' | \
684 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
685 test -f $(TARGET_DIR)/etc/ld.so.conf && \
686 { echo "ERROR: we shouldn't have a /etc/ld.so.conf file"; exit 1; } || true
687 test -d $(TARGET_DIR)/etc/ld.so.conf.d && \
688 { echo "ERROR: we shouldn't have a /etc/ld.so.conf.d directory"; exit 1; } || true
689 mkdir -p $(TARGET_DIR)/etc
691 echo "NAME=Buildroot"; \
692 echo "VERSION=$(BR2_VERSION_FULL)"; \
693 echo "ID=buildroot"; \
694 echo "VERSION_ID=$(BR2_VERSION)"; \
695 echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
696 ) > $(TARGET_DIR)/etc/os-release
698 @$(foreach d, $(call qstrip,$(BR2_ROOTFS_OVERLAY)), \
699 $(call MESSAGE,"Copying overlay $(d)"); \
700 rsync -a --ignore-times --keep-dirlinks $(RSYNC_VCS_EXCLUSIONS) \
701 --chmod=u=rwX,go=rX --exclude .empty --exclude '*~' \
702 $(d)/ $(TARGET_DIR)$(sep))
704 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_BUILD_SCRIPT)), \
705 $(call MESSAGE,"Executing post-build script $(s)"); \
706 $(EXTRA_ENV) $(s) $(TARGET_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
708 target-post-image: $(TARGETS_ROOTFS) target-finalize
709 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_IMAGE_SCRIPT)), \
710 $(call MESSAGE,"Executing post-image script $(s)"); \
711 $(EXTRA_ENV) $(s) $(BINARIES_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
713 source: $(foreach p,$(PACKAGES),$(p)-all-source)
715 _external-deps: $(foreach p,$(PACKAGES),$(p)-all-external-deps)
717 @$(MAKE1) -Bs $(EXTRAMAKEARGS) _external-deps | sort -u
719 # check if download URLs are outdated
720 source-check: $(foreach p,$(PACKAGES),$(p)-all-source-check)
723 @rm -fr $(LEGAL_INFO_DIR)
725 legal-info-prepare: $(LEGAL_INFO_DIR)
726 @$(call MESSAGE,"Collecting legal info")
727 @$(call legal-license-file,buildroot,COPYING,COPYING,HOST)
728 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,TARGET)
729 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,HOST)
730 @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPLv2+,COPYING,not saved,not saved,HOST)
731 @$(call legal-warning,the Buildroot source code has not been saved)
732 @cp $(BR2_CONFIG) $(LEGAL_INFO_DIR)/buildroot.config
734 legal-info: dirs legal-info-clean legal-info-prepare $(foreach p,$(PACKAGES),$(p)-all-legal-info) \
735 $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST)
736 @cat support/legal-info/README.header >>$(LEGAL_REPORT)
737 @if [ -r $(LEGAL_WARNINGS) ]; then \
738 cat support/legal-info/README.warnings-header \
739 $(LEGAL_WARNINGS) >>$(LEGAL_REPORT); \
740 cat $(LEGAL_WARNINGS); fi
741 @rm -f $(LEGAL_WARNINGS)
742 @(cd $(LEGAL_INFO_DIR); \
743 find * -type f -exec sha256sum {} + | LC_ALL=C sort -k2 \
744 >.legal-info.sha256; \
745 mv .legal-info.sha256 legal-info.sha256)
746 @echo "Legal info produced in $(LEGAL_INFO_DIR)"
749 @echo $(PACKAGES) $(TARGETS_ROOTFS)
751 graph-build: $(O)/build/build-time.log
752 @install -d $(GRAPHS_DIR)
753 $(foreach o,name build duration,./support/scripts/graph-build-time \
754 --type=histogram --order=$(o) --input=$(<) \
755 --output=$(GRAPHS_DIR)/build.hist-$(o).$(BR_GRAPH_OUT) \
756 $(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep))
757 $(foreach t,packages steps,./support/scripts/graph-build-time \
758 --type=pie-$(t) --input=$(<) \
759 --output=$(GRAPHS_DIR)/build.pie-$(t).$(BR_GRAPH_OUT) \
760 $(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep))
762 graph-depends-requirements:
763 @dot -? >/dev/null 2>&1 || \
764 { echo "ERROR: The 'dot' program from Graphviz is needed for graph-depends" >&2; exit 1; }
766 graph-depends: graph-depends-requirements
767 @$(INSTALL) -d $(GRAPHS_DIR)
768 @cd "$(CONFIG_DIR)"; \
769 $(TOPDIR)/support/scripts/graph-depends $(BR2_GRAPH_DEPS_OPTS) \
770 --direct -o $(GRAPHS_DIR)/$(@).dot
771 dot $(BR2_GRAPH_DOT_OPTS) -T$(BR_GRAPH_OUT) \
772 -o $(GRAPHS_DIR)/$(@).$(BR_GRAPH_OUT) \
773 $(GRAPHS_DIR)/$(@).dot
776 $(Q)mkdir -p $(GRAPHS_DIR)
777 $(Q)$(TOPDIR)/support/scripts/size-stats --builddir $(BASE_DIR) \
778 --graph $(GRAPHS_DIR)/graph-size.$(BR_GRAPH_OUT) \
779 --file-size-csv $(GRAPHS_DIR)/file-size-stats.csv \
780 --package-size-csv $(GRAPHS_DIR)/package-size-stats.csv
783 @cd "$(CONFIG_DIR)"; \
784 $(TOPDIR)/support/scripts/graph-depends -C
786 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
790 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
793 # ---------------------------------------------------------------------------
795 HOSTCFLAGS = $(CFLAGS_FOR_BUILD)
798 .PHONY: prepare-kconfig
799 prepare-kconfig: outputmakefile $(BUILD_DIR)/.br2-external.in
801 $(BUILD_DIR)/buildroot-config/%onf:
802 mkdir -p $(@D)/lxdialog
803 PKG_CONFIG_PATH="$(HOST_PKG_CONFIG_PATH)" $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" \
804 obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
806 DEFCONFIG = $(call qstrip,$(BR2_DEFCONFIG))
808 # We don't want to fully expand BR2_DEFCONFIG here, so Kconfig will
809 # recognize that if it's still at its default $(CONFIG_DIR)/defconfig
810 COMMON_CONFIG_ENV = \
811 BR2_DEFCONFIG='$(call qstrip,$(value BR2_DEFCONFIG))' \
812 KCONFIG_AUTOCONFIG=$(BUILD_DIR)/buildroot-config/auto.conf \
813 KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
814 KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
815 BR2_CONFIG=$(BR2_CONFIG) \
816 HOST_GCC_VERSION="$(HOSTCC_VERSION)" \
817 BUILD_DIR=$(BUILD_DIR) \
820 xconfig: $(BUILD_DIR)/buildroot-config/qconf prepare-kconfig
821 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
823 gconfig: $(BUILD_DIR)/buildroot-config/gconf prepare-kconfig
824 @$(COMMON_CONFIG_ENV) srctree=$(TOPDIR) $< $(CONFIG_CONFIG_IN)
826 menuconfig: $(BUILD_DIR)/buildroot-config/mconf prepare-kconfig
827 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
829 nconfig: $(BUILD_DIR)/buildroot-config/nconf prepare-kconfig
830 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
832 config: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
833 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
835 # For the config targets that automatically select options, we pass
836 # SKIP_LEGACY=y to disable the legacy options. However, in that case
837 # no values are set for the legacy options so a subsequent oldconfig
838 # will query them. Therefore, run an additional olddefconfig.
840 oldconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
841 @$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
843 randconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
844 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --randconfig $(CONFIG_CONFIG_IN)
845 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
847 allyesconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
848 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allyesconfig $(CONFIG_CONFIG_IN)
849 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
851 allnoconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
852 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allnoconfig $(CONFIG_CONFIG_IN)
853 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
855 randpackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
856 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
857 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
858 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
859 $< --randconfig $(CONFIG_CONFIG_IN)
860 @rm -f $(CONFIG_DIR)/.config.nopkg
861 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
863 allyespackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
864 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
865 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
866 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
867 $< --allyesconfig $(CONFIG_CONFIG_IN)
868 @rm -f $(CONFIG_DIR)/.config.nopkg
869 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
871 allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
872 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
873 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
874 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
875 $< --allnoconfig $(CONFIG_CONFIG_IN)
876 @rm -f $(CONFIG_DIR)/.config.nopkg
877 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
879 silentoldconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
880 $(COMMON_CONFIG_ENV) $< --silentoldconfig $(CONFIG_CONFIG_IN)
882 olddefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
883 $(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN)
885 defconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
886 @$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
888 define percent_defconfig
889 # Override the BR2_DEFCONFIG from COMMON_CONFIG_ENV with the new defconfig
890 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(1)/configs/%_defconfig prepare-kconfig
891 @$$(COMMON_CONFIG_ENV) BR2_DEFCONFIG=$(1)/configs/$$@ \
892 $$< --defconfig=$(1)/configs/$$@ $$(CONFIG_CONFIG_IN)
894 $(eval $(foreach d,$(call reverse,$(TOPDIR) $(BR2_EXTERNAL_DIRS)),$(call percent_defconfig,$(d))$(sep)))
896 savedefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
897 @$(COMMON_CONFIG_ENV) $< \
898 --savedefconfig=$(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig) \
900 @$(SED) '/BR2_DEFCONFIG=/d' $(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig)
902 .PHONY: defconfig savedefconfig
904 ################################################################################
906 # Cleanup and misc junk
908 ################################################################################
910 # outputmakefile generates a Makefile in the output directory, if using a
911 # separate output directory. This allows convenient use of make in the
914 ifeq ($(NEED_WRAPPER),y)
915 $(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
918 # Even though the target is a real file, we mark it as PHONY as we
919 # want it to be re-generated each time make is invoked, in case the
920 # value of BR2_EXTERNAL is changed.
921 .PHONY: $(BUILD_DIR)/.br2-external.in
922 $(BUILD_DIR)/.br2-external.in: $(BUILD_DIR)
923 $(Q)support/scripts/br2-external -k -o "$(@)" $(BR2_EXTERNAL)
925 # printvars prints all the variables currently defined in our
926 # Makefiles. Alternatively, if a non-empty VARS variable is passed,
927 # only the variables matching the make pattern passed in VARS are
931 $(sort $(if $(VARS),$(filter $(VARS),$(.VARIABLES)),$(.VARIABLES))), \
932 $(if $(filter-out environment% default automatic, \
934 $(info $V=$($V) ($(value $V)))))
937 rm -rf $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \
938 $(BUILD_DIR) $(BASE_DIR)/staging \
939 $(LEGAL_INFO_DIR) $(GRAPHS_DIR)
945 rm -rf $(TOPDIR)/dl $(BR2_CONFIG) $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/..config.tmp \
946 $(CONFIG_DIR)/.auto.deps $(BR2_EXTERNAL_FILE)
950 @echo ' clean - delete all files created by build'
951 @echo ' distclean - delete all non-source files (including .config)'
954 @echo ' all - make world'
955 @echo ' toolchain - build toolchain'
957 @echo 'Configuration:'
958 @echo ' menuconfig - interactive curses-based configurator'
959 @echo ' nconfig - interactive ncurses-based configurator'
960 @echo ' xconfig - interactive Qt-based configurator'
961 @echo ' gconfig - interactive GTK-based configurator'
962 @echo ' oldconfig - resolve any unresolved symbols in .config'
963 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
964 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
965 @echo ' randconfig - New config with random answer to all options'
966 @echo ' defconfig - New config with default answer to all options'
967 @echo ' BR2_DEFCONFIG, if set, is used as input'
968 @echo ' savedefconfig - Save current config to BR2_DEFCONFIG (minimal config)'
969 @echo ' allyesconfig - New config where all options are accepted with yes'
970 @echo ' allnoconfig - New config where all options are answered with no'
971 @echo ' randpackageconfig - New config with random answer to package options'
972 @echo ' allyespackageconfig - New config where pkg options are accepted with yes'
973 @echo ' allnopackageconfig - New config where package options are answered with no'
975 @echo 'Package-specific:'
976 @echo ' <pkg> - Build and install <pkg> and all its dependencies'
977 @echo ' <pkg>-source - Only download the source files for <pkg>'
978 @echo ' <pkg>-extract - Extract <pkg> sources'
979 @echo ' <pkg>-patch - Apply patches to <pkg>'
980 @echo ' <pkg>-depends - Build <pkg>'\''s dependencies'
981 @echo ' <pkg>-configure - Build <pkg> up to the configure step'
982 @echo ' <pkg>-build - Build <pkg> up to the build step'
983 @echo ' <pkg>-show-depends - List packages on which <pkg> depends'
984 @echo ' <pkg>-show-rdepends - List packages which have <pkg> as a dependency'
985 @echo ' <pkg>-graph-depends - Generate a graph of <pkg>'\''s dependencies'
986 @echo ' <pkg>-graph-rdepends - Generate a graph of <pkg>'\''s reverse dependencies'
987 @echo ' <pkg>-dirclean - Remove <pkg> build directory'
988 @echo ' <pkg>-reconfigure - Restart the build from the configure step'
989 @echo ' <pkg>-rebuild - Restart the build from the build step'
990 $(foreach p,$(HELP_PACKAGES), \
992 @echo '$($(p)_NAME):' $(sep) \
993 $($(p)_HELP_CMDS)$(sep))
995 @echo 'Documentation:'
996 @echo ' manual - build manual in all formats'
997 @echo ' manual-html - build manual in HTML'
998 @echo ' manual-split-html - build manual in split HTML'
999 @echo ' manual-pdf - build manual in PDF'
1000 @echo ' manual-text - build manual in text'
1001 @echo ' manual-epub - build manual in ePub'
1002 @echo ' graph-build - generate graphs of the build times'
1003 @echo ' graph-depends - generate graph of the dependency tree'
1004 @echo ' graph-size - generate stats of the filesystem size'
1005 @echo ' list-defconfigs - list all defconfigs (pre-configured minimal systems)'
1007 @echo 'Miscellaneous:'
1008 @echo ' source - download all sources needed for offline-build'
1009 @echo ' source-check - check selected packages for valid download URLs'
1010 @echo ' external-deps - list external packages used'
1011 @echo ' legal-info - generate info about license compliance'
1013 @echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
1014 @echo ' make O=dir - Locate all output files in "dir", including .config'
1016 @echo 'For further details, see README, generate the Buildroot manual, or consult'
1017 @echo 'it on-line at http://buildroot.org/docs.html'
1020 # List the defconfig files
1021 # $(1): base directory
1022 # $(2): br2-external name, empty for bundled
1023 define list-defconfigs
1025 for defconfig in $(1)/configs/*_defconfig; do \
1026 [ -f "$${defconfig}" ] || continue; \
1027 if $${first}; then \
1028 if [ "$(2)" ]; then \
1029 printf 'External configs in "$(call qstrip,$(2))":\n'; \
1031 printf "Built-in configs:\n"; \
1035 defconfig="$${defconfig##*/}"; \
1036 printf " %-35s - Build for %s\n" "$${defconfig}" "$${defconfig%_defconfig}"; \
1038 $${first} || printf "\n"
1041 # We iterate over BR2_EXTERNAL_NAMES rather than BR2_EXTERNAL_DIRS,
1042 # because we want to display the name of the br2-external tree.
1044 $(call list-defconfigs,$(TOPDIR))
1045 $(foreach name,$(BR2_EXTERNAL_NAMES),\
1046 $(call list-defconfigs,$(BR2_EXTERNAL_$(name)_PATH),\
1047 $(BR2_EXTERNAL_$(name)_DESC))$(sep))
1049 release: OUT = buildroot-$(BR2_VERSION)
1051 # Create release tarballs. We need to fiddle a bit to add the generated
1052 # documentation to the git output
1054 git archive --format=tar --prefix=$(OUT)/ HEAD > $(OUT).tar
1055 $(MAKE) O=$(OUT) manual-html manual-text manual-pdf
1056 $(MAKE) O=$(OUT) manual-clean
1057 tar rf $(OUT).tar $(OUT)
1058 gzip -9 -c < $(OUT).tar > $(OUT).tar.gz
1059 bzip2 -9 -c < $(OUT).tar > $(OUT).tar.bz2
1060 rm -rf $(OUT) $(OUT).tar
1063 @echo $(BR2_VERSION_FULL)
1065 include docs/manual/manual.mk
1066 -include $(foreach dir,$(BR2_EXTERNAL_DIRS),$(dir)/docs/*/*.mk)
1068 .PHONY: $(noconfig_targets)
1070 endif #umask / $(CURDIR) / $(O)