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) 2014-2018 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
89 # Set and export the version string
90 export BR2_VERSION := 2018.05-git
91 # Actual time the release is cut (for reproducible builds)
92 BR2_VERSION_EPOCH = 1520198000
94 # Save running make version since it's clobbered by the make package
95 RUNNING_MAKE_VERSION := $(MAKE_VERSION)
97 # Check for minimal make version (note: this check will break at make 10.x)
98 MIN_MAKE_VERSION = 3.81
99 ifneq ($(firstword $(sort $(RUNNING_MAKE_VERSION) $(MIN_MAKE_VERSION))),$(MIN_MAKE_VERSION))
100 $(error You have make '$(RUNNING_MAKE_VERSION)' installed. GNU make >= $(MIN_MAKE_VERSION) is required)
103 # Parallel execution of this Makefile is disabled because it changes
104 # the packages building order, that can be a problem for two reasons:
105 # - If a package has an unspecified optional dependency and that
106 # dependency is present when the package is built, it is used,
107 # otherwise it isn't (but compilation happily proceeds) so the end
108 # result will differ if the order is swapped due to parallel
110 # - Also changing the building order can be a problem if two packages
111 # manipulate the same file in the target directory.
113 # Taking into account the above considerations, if you still want to execute
114 # this top-level Makefile in parallel comment the ".NOTPARALLEL" line and
115 # use the -j<jobs> option when building, e.g:
116 # make -j$((`getconf _NPROCESSORS_ONLN`+1))
121 CONFIG_CONFIG_IN = Config.in
122 CONFIG = support/kconfig
123 DATE := $(shell date +%Y%m%d)
125 # Compute the full local version string so packages can use it as-is
126 # Need to export it, so it can be got from environment in children (eg. mconf)
127 export BR2_VERSION_FULL := $(BR2_VERSION)$(shell $(TOPDIR)/support/scripts/setlocalversion)
129 # List of targets and target patterns for which .config doesn't need to be read in
130 noconfig_targets := menuconfig nconfig gconfig xconfig config oldconfig randconfig \
131 defconfig %_defconfig allyesconfig allnoconfig alldefconfig silentoldconfig release \
132 randpackageconfig allyespackageconfig allnopackageconfig \
133 print-version olddefconfig distclean manual manual-%
135 # Some global targets do not trigger a build, but are used to collect
136 # metadata, or do various checks. When such targets are triggered,
137 # some packages should not do their configuration sanity
138 # checks. Provide them a BR_BUILDING variable set to 'y' when we're
139 # actually building and they should do their sanity checks.
141 # We're building in two situations: when MAKECMDGOALS is empty
142 # (default target is to build), or when MAKECMDGOALS contains
143 # something else than one of the nobuild_targets.
144 nobuild_targets := source %-source \
145 legal-info %-legal-info external-deps _external-deps \
146 clean distclean help show-targets graph-depends \
147 %-graph-depends %-show-depends %-show-version \
148 graph-build graph-size list-defconfigs \
149 savedefconfig printvars
150 ifeq ($(MAKECMDGOALS),)
152 else ifneq ($(filter-out $(nobuild_targets),$(MAKECMDGOALS)),)
156 # We call make recursively to build packages. The command-line overrides that
157 # are passed to Buildroot don't apply to those package build systems. In
158 # particular, we don't want to pass down the O=<dir> option for out-of-tree
159 # builds, because the value specified on the command line will not be correct
163 # Include some helper macros and variables
164 include support/misc/utils.mk
166 # Set variables related to in-tree or out-of-tree build.
167 # Here, both $(O) and $(CURDIR) are absolute canonical paths.
168 ifeq ($(O),$(CURDIR)/output)
169 CONFIG_DIR := $(CURDIR)
176 # bash prints the name of the directory on 'cd <dir>' if CDPATH is
177 # set, so unset it here to not cause problems. Notice that the export
178 # line doesn't affect the environment of $(shell ..) calls.
181 BASE_DIR := $(CANONICAL_O)
182 $(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
185 # Handling of BR2_EXTERNAL.
187 # The value of BR2_EXTERNAL is stored in .br-external in the output directory.
188 # The location of the external.mk makefile fragments is computed in that file.
189 # On subsequent invocations of make, this file is read in. BR2_EXTERNAL can
190 # still be overridden on the command line, therefore the file is re-created
191 # every time make is run.
193 BR2_EXTERNAL_FILE = $(BASE_DIR)/.br-external.mk
194 -include $(BR2_EXTERNAL_FILE)
195 $(shell support/scripts/br2-external \
196 -m -o '$(BR2_EXTERNAL_FILE)' $(BR2_EXTERNAL))
198 include $(BR2_EXTERNAL_FILE)
199 ifneq ($(BR2_EXTERNAL_ERROR),)
200 $(error $(BR2_EXTERNAL_ERROR))
203 # To make sure that the environment variable overrides the .config option,
204 # set this before including .config.
205 ifneq ($(BR2_DL_DIR),)
206 DL_DIR := $(BR2_DL_DIR)
208 ifneq ($(BR2_CCACHE_DIR),)
209 BR_CACHE_DIR := $(BR2_CCACHE_DIR)
212 # Need that early, before we scan packages
213 # Avoids doing the $(or...) everytime
214 BR_GRAPH_OUT := $(or $(BR2_GRAPH_OUT),pdf)
216 BUILD_DIR := $(BASE_DIR)/build
217 BINARIES_DIR := $(BASE_DIR)/images
218 # The target directory is common to all packages,
219 # but there is one that is specific to each filesystem.
220 BASE_TARGET_DIR := $(BASE_DIR)/target
221 TARGET_DIR = $(if $(ROOTFS),$(ROOTFS_$(ROOTFS)_TARGET_DIR),$(BASE_TARGET_DIR))
222 # initial definition so that 'make clean' works for most users, even without
223 # .config. HOST_DIR will be overwritten later when .config is included.
224 HOST_DIR := $(BASE_DIR)/host
225 GRAPHS_DIR := $(BASE_DIR)/graphs
227 LEGAL_INFO_DIR = $(BASE_DIR)/legal-info
228 REDIST_SOURCES_DIR_TARGET = $(LEGAL_INFO_DIR)/sources
229 REDIST_SOURCES_DIR_HOST = $(LEGAL_INFO_DIR)/host-sources
230 LICENSE_FILES_DIR_TARGET = $(LEGAL_INFO_DIR)/licenses
231 LICENSE_FILES_DIR_HOST = $(LEGAL_INFO_DIR)/host-licenses
232 LEGAL_MANIFEST_CSV_TARGET = $(LEGAL_INFO_DIR)/manifest.csv
233 LEGAL_MANIFEST_CSV_HOST = $(LEGAL_INFO_DIR)/host-manifest.csv
234 LEGAL_WARNINGS = $(LEGAL_INFO_DIR)/.warnings
235 LEGAL_REPORT = $(LEGAL_INFO_DIR)/README
237 BR2_CONFIG = $(CONFIG_DIR)/.config
239 # Pull in the user's configuration file
240 ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
241 -include $(BR2_CONFIG)
244 # timezone and locale may affect build output
245 ifeq ($(BR2_REPRODUCIBLE),y)
250 BR2_VERSION_GIT_EPOCH = $(shell GIT_DIR=$(TOPDIR)/.git $(GIT) log -1 --format=%at)
251 export SOURCE_DATE_EPOCH ?= $(if $(wildcard $(TOPDIR)/.git),$(BR2_VERSION_GIT_EPOCH),$(BR2_VERSION_EPOCH))
254 # To put more focus on warnings, be less verbose as default
255 # Use 'make V=1' to see the full commands
256 ifeq ("$(origin V)", "command line")
257 KBUILD_VERBOSE = $(V)
259 ifndef KBUILD_VERBOSE
263 ifeq ($(KBUILD_VERBOSE),1)
273 # kconfig uses CONFIG_SHELL
274 CONFIG_SHELL := $(SHELL)
276 export SHELL CONFIG_SHELL Q KBUILD_VERBOSE
286 HOSTCC := $(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
288 HOSTCC_NOCCACHE := $(HOSTCC)
291 HOSTCXX := $(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
293 HOSTCXX_NOCCACHE := $(HOSTCXX)
307 HOSTOBJCOPY := objcopy
312 HOSTAR := $(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
313 HOSTAS := $(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
314 HOSTCPP := $(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
315 HOSTLD := $(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
316 HOSTLN := $(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
317 HOSTNM := $(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
318 HOSTOBJCOPY := $(shell which $(HOSTOBJCOPY) || type -p $(HOSTOBJCOPY) || echo objcopy)
319 HOSTRANLIB := $(shell which $(HOSTRANLIB) || type -p $(HOSTRANLIB) || echo ranlib)
320 SED := $(shell which sed || type -p sed) -i -e
322 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTLD
323 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
325 # Determine the userland we are running on.
327 # Note that, despite its name, we are not interested in the actual
328 # architecture name. This is mostly used to determine whether some
329 # of the binary tools (e.g. pre-built external toolchains) can run
330 # on the current host. So we need to know if the userland we're
331 # running on can actually run those toolchains.
333 # For example, a 64-bit prebuilt toolchain will not run on a 64-bit
334 # kernel if the userland is 32-bit (e.g. in a chroot for example).
336 # So, we extract the first part of the tuple the host gcc was
337 # configured to generate code for; we assume this is our userland.
339 export HOSTARCH := $(shell LC_ALL=C $(HOSTCC_NOCCACHE) -v 2>&1 | \
340 sed -e '/^Target: \([^-]*\).*/!d' \
343 -e 's/sun4u/sparc64/' \
346 -e 's/ppc64/powerpc64/' \
347 -e 's/ppc/powerpc/' \
348 -e 's/macppc/powerpc/' \
351 HOSTCC_VERSION := $(shell $(HOSTCC_NOCCACHE) --version | \
352 sed -n -r 's/^.* ([0-9]*)\.([0-9]*)\.([0-9]*)[ ]*.*/\1 \2/p')
354 # For gcc >= 5.x, we only need the major version.
355 ifneq ($(firstword $(HOSTCC_VERSION)),4)
356 HOSTCC_VERSION := $(firstword $(HOSTCC_VERSION))
359 ifeq ($(BR2_NEEDS_HOST_UTF8_LOCALE),y)
360 # First, we try to use the user's configured locale (as that's the
361 # language they'd expect messages to be displayed), then we favour
362 # a non language-specific locale like C.UTF-8 if one is available,
363 # so we sort with the C locale to get it at the top.
364 # This is guaranteed to not be empty, because of the check in
365 # support/dependencies/dependencies.sh
366 HOST_UTF8_LOCALE := $(shell \
367 ( echo $${LC_ALL:-$${LC_MESSAGES:-$${LANG}}}; \
368 locale -a 2>/dev/null | LC_ALL=C sort \
370 | grep -i -E 'utf-?8$$' \
372 HOST_UTF8_LOCALE_ENV := LC_ALL=$(HOST_UTF8_LOCALE)
375 # Make sure pkg-config doesn't look outside the buildroot tree
376 HOST_PKG_CONFIG_PATH := $(PKG_CONFIG_PATH)
377 unexport PKG_CONFIG_PATH
378 unexport PKG_CONFIG_SYSROOT_DIR
379 unexport PKG_CONFIG_LIBDIR
381 # Having DESTDIR set in the environment confuses the installation
382 # steps of some packages.
385 # Causes breakage with packages that needs host-ruby
388 include package/pkg-utils.mk
389 include package/doc-asciidoc.mk
391 ifeq ($(BR2_HAVE_DOT_CONFIG),y)
393 ################################################################################
395 # Hide troublesome environment variables from sub processes
397 ################################################################################
398 unexport CROSS_COMPILE
408 unexport GREP_OPTIONS
417 GNU_HOST_NAME := $(shell support/gnuconfig/config.guess)
422 # silent mode requested?
423 QUIET := $(if $(findstring s,$(filter-out --%,$(MAKEFLAGS))),-q)
425 # Strip off the annoying quoting
426 ARCH := $(call qstrip,$(BR2_ARCH))
428 KERNEL_ARCH := $(shell echo "$(ARCH)" | sed -e "s/-.*//" \
429 -e s/i.86/i386/ -e s/sun4u/sparc64/ \
432 -e s/arm.*/arm/ -e s/sa110/arm/ \
433 -e s/aarch64.*/arm64/ \
434 -e s/bfin/blackfin/ \
435 -e s/or1k/openrisc/ \
436 -e s/parisc64/parisc/ \
437 -e s/powerpc64.*/powerpc/ \
438 -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
440 -e s/microblazeel/microblaze/)
442 ZCAT := $(call qstrip,$(BR2_ZCAT))
443 BZCAT := $(call qstrip,$(BR2_BZCAT))
444 XZCAT := $(call qstrip,$(BR2_XZCAT))
445 LZCAT := $(call qstrip,$(BR2_LZCAT))
446 TAR_OPTIONS = $(call qstrip,$(BR2_TAR_OPTIONS)) -xf
448 # packages compiled for the host go here
449 HOST_DIR := $(call qstrip,$(BR2_HOST_DIR))
451 ifneq ($(HOST_DIR),$(BASE_DIR)/host)
452 HOST_DIR_SYMLINK = $(BASE_DIR)/host
453 $(HOST_DIR_SYMLINK): $(BASE_DIR)
454 ln -snf $(HOST_DIR) $(BASE_DIR)/host
457 # Quotes are needed for spaces and all in the original PATH content.
458 BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(PATH)"
460 # Location of a file giving a big fat warning that output/target
461 # should not be used as the root filesystem.
462 TARGET_DIR_WARNING_FILE = $(BASE_TARGET_DIR)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
464 ifeq ($(BR2_CCACHE),y)
465 CCACHE := $(HOST_DIR)/bin/ccache
466 BR_CACHE_DIR ?= $(call qstrip,$(BR2_CCACHE_DIR))
468 HOSTCC := $(CCACHE) $(HOSTCC)
469 HOSTCXX := $(CCACHE) $(HOSTCXX)
474 # Scripts in support/ or post-build scripts may need to reference
475 # these locations, so export them so it is easier to use
477 export BR2_REPRODUCIBLE
484 ################################################################################
486 # You should probably leave this stuff alone unless you know
487 # what you are doing.
489 ################################################################################
493 # Include legacy before the other things, because package .mk files
495 include Makefile.legacy
497 include system/system.mk
498 include package/Makefile.in
499 # arch/arch.mk.* must be after package/Makefile.in because it may need to
500 # complement variables defined therein, like BR_NO_CHECK_HASH_FOR.
501 -include $(sort $(wildcard arch/arch.mk.*))
502 include support/dependencies/dependencies.mk
504 include $(sort $(wildcard toolchain/*.mk))
505 include $(sort $(wildcard toolchain/*/*.mk))
507 # Include the package override file if one has been provided in the
509 PACKAGE_OVERRIDE_FILE = $(call qstrip,$(BR2_PACKAGE_OVERRIDE_FILE))
510 ifneq ($(PACKAGE_OVERRIDE_FILE),)
511 -include $(PACKAGE_OVERRIDE_FILE)
514 include $(sort $(wildcard package/*/*.mk))
516 include boot/common.mk
517 include linux/linux.mk
520 # If using a br2-external tree, the BR2_EXTERNAL_$(NAME)_PATH variables
521 # are also present in the .config file. Since .config is included after
522 # we defined them in the Makefile, the values for those variables are
523 # quoted. We just include the generated Makefile fragment .br2-external.mk
524 # a third time, which will set those variables to the un-quoted values.
525 include $(BR2_EXTERNAL_FILE)
527 # Nothing to include if no BR2_EXTERNAL tree in use
528 include $(BR2_EXTERNAL_MKS)
530 # Now we are sure we have all the packages scanned and defined. We now
531 # check for each package in the list of enabled packages, that all its
532 # dependencies are indeed enabled.
534 # Only trigger the check for default builds. If the user forces building
535 # a package, even if not enabled in the configuration, we want to accept
538 ifeq ($(MAKECMDGOALS),)
540 define CHECK_ONE_DEPENDENCY
541 ifeq ($$($(2)_TYPE),target)
542 ifeq ($$($(2)_IS_VIRTUAL),)
543 ifneq ($$($$($(2)_KCONFIG_VAR)),y)
544 $$(error $$($(2)_NAME) is in the dependency chain of $$($(1)_NAME) that \
545 has added it to its _DEPENDENCIES variable without selecting it or \
546 depending on it from Config.in)
552 $(foreach pkg,$(call UPPERCASE,$(PACKAGES)),\
553 $(foreach dep,$(call UPPERCASE,$($(pkg)_FINAL_ALL_DEPENDENCIES)),\
554 $(eval $(call CHECK_ONE_DEPENDENCY,$(pkg),$(dep))$(sep))))
559 dirs: $(BUILD_DIR) $(STAGING_DIR) $(BASE_TARGET_DIR) \
560 $(HOST_DIR) $(HOST_DIR_SYMLINK) $(BINARIES_DIR)
562 $(BUILD_DIR)/buildroot-config/auto.conf: $(BR2_CONFIG)
563 $(MAKE1) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
566 prepare: $(BUILD_DIR)/buildroot-config/auto.conf
569 world: target-post-image
573 @$(call MESSAGE,"Rendering the SDK relocatable")
574 $(TOPDIR)/support/scripts/fix-rpath host
575 $(TOPDIR)/support/scripts/fix-rpath staging
576 $(INSTALL) -m 755 $(TOPDIR)/support/misc/relocate-sdk.sh $(HOST_DIR)/relocate-sdk.sh
577 mkdir -p $(HOST_DIR)/share/buildroot
578 echo $(HOST_DIR) > $(HOST_DIR)/share/buildroot/sdk-location
580 # Populating the staging with the base directories is handled by the skeleton package
582 @mkdir -p $(STAGING_DIR)
583 @ln -snf $(STAGING_DIR) $(BASE_DIR)/staging
585 RSYNC_VCS_EXCLUSIONS = \
586 --exclude .svn --exclude .git --exclude .hg --exclude .bzr \
589 STRIP_FIND_CMD = find $(TARGET_DIR)
590 ifneq (,$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS)))
591 STRIP_FIND_CMD += \( $(call finddirclauses,$(TARGET_DIR),$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS))) \) -prune -o
593 STRIP_FIND_CMD += -type f \( -perm /111 -o -name '*.so*' \)
595 # - libpthread.so: a non-stripped libpthread shared library is needed for
596 # proper debugging of pthread programs using gdb.
597 # - ld.so: a non-stripped dynamic linker library is needed for valgrind
598 # - kernel modules (*.ko): do not function properly when stripped like normal
599 # applications and libraries. Normally kernel modules are already excluded
600 # by the executable permission check above, so the explicit exclusion is only
601 # done for kernel modules with incorrect permissions.
602 STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* ld-*.so* *.ko $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print0
604 ifeq ($(BR2_ECLIPSE_REGISTER),y)
605 define TOOLCHAIN_ECLIPSE_REGISTER
606 ./support/scripts/eclipse-register-toolchain `readlink -f $(O)` \
607 $(notdir $(TARGET_CROSS)) $(BR2_ARCH)
609 TARGET_FINALIZE_HOOKS += TOOLCHAIN_ECLIPSE_REGISTER
612 # Generate locale data. Basically, we call the localedef program
613 # (built by the host-localedef package) for each locale. The input
614 # data comes preferably from the toolchain, or if the toolchain does
615 # not have them (Linaro toolchains), we use the ones available on the
617 ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
618 GLIBC_GENERATE_LOCALES = $(call qstrip,$(BR2_GENERATE_LOCALE))
619 ifneq ($(GLIBC_GENERATE_LOCALES),)
620 PACKAGES += host-localedef
622 define GENERATE_GLIBC_LOCALES
623 $(Q)mkdir -p $(TARGET_DIR)/usr/lib/locale/
624 $(Q)for locale in $(GLIBC_GENERATE_LOCALES) ; do \
625 inputfile=`echo $${locale} | cut -f1 -d'.'` ; \
626 charmap=`echo $${locale} | cut -f2 -d'.' -s` ; \
627 if test -z "$${charmap}" ; then \
630 echo "Generating locale $${inputfile}.$${charmap}" ; \
631 I18NPATH=$(STAGING_DIR)/usr/share/i18n:/usr/share/i18n \
632 $(HOST_DIR)/bin/localedef \
633 --prefix=$(TARGET_DIR) \
634 --$(call LOWERCASE,$(BR2_ENDIAN))-endian \
635 -i $${inputfile} -f $${charmap} \
639 TARGET_FINALIZE_HOOKS += GENERATE_GLIBC_LOCALES
643 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
644 LOCALE_WHITELIST = $(BUILD_DIR)/locales.nopurge
645 LOCALE_NOPURGE = $(call qstrip,$(BR2_ENABLE_LOCALE_WHITELIST))
647 # This piece of junk does the following:
648 # First collect the whitelist in a file.
649 # Then go over all the locale dirs and for each subdir, check if it exists
650 # in the whitelist file. If it doesn't, kill it.
651 # Finally, specifically for X11, regenerate locale.dir from the whitelist.
653 rm -f $(LOCALE_WHITELIST)
654 for i in $(LOCALE_NOPURGE) locale-archive; do echo $$i >> $(LOCALE_WHITELIST); done
656 for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/lib/locale)); \
658 for langdir in $$dir/*; \
660 if [ -e "$${langdir}" ]; \
662 grep -qx "$${langdir##*/}" $(LOCALE_WHITELIST) || rm -rf $$langdir; \
666 if [ -d $(TARGET_DIR)/usr/share/X11/locale ]; \
668 for lang in $(LOCALE_NOPURGE); \
670 if [ -f $(TARGET_DIR)/usr/share/X11/locale/$$lang/XLC_LOCALE ]; \
672 echo "$$lang/XLC_LOCALE: $$lang"; \
674 done > $(TARGET_DIR)/usr/share/X11/locale/locale.dir; \
677 TARGET_FINALIZE_HOOKS += PURGE_LOCALES
680 $(TARGETS_ROOTFS): target-finalize
682 # Avoid the rootfs name leaking down the dependency chain
683 target-finalize: ROOTFS=
685 .PHONY: target-finalize
686 target-finalize: $(PACKAGES)
687 @$(call MESSAGE,"Finalizing target directory")
688 # Check files that are touched by more than one package
689 ./support/scripts/check-uniq-files -t target $(BUILD_DIR)/packages-file-list.txt
690 ./support/scripts/check-uniq-files -t staging $(BUILD_DIR)/packages-file-list-staging.txt
691 ./support/scripts/check-uniq-files -t host $(BUILD_DIR)/packages-file-list-host.txt
692 $(foreach hook,$(TARGET_FINALIZE_HOOKS),$($(hook))$(sep))
693 rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
694 $(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
695 $(TARGET_DIR)/usr/lib/cmake $(TARGET_DIR)/usr/share/cmake
696 find $(TARGET_DIR)/usr/{lib,share}/ -name '*.cmake' -print0 | xargs -0 rm -f
697 find $(TARGET_DIR)/lib/ $(TARGET_DIR)/usr/lib/ $(TARGET_DIR)/usr/libexec/ \
698 \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
699 ifneq ($(BR2_PACKAGE_GDB),y)
700 rm -rf $(TARGET_DIR)/usr/share/gdb
702 ifneq ($(BR2_PACKAGE_BASH),y)
703 rm -rf $(TARGET_DIR)/usr/share/bash-completion
705 ifneq ($(BR2_PACKAGE_ZSH),y)
706 rm -rf $(TARGET_DIR)/usr/share/zsh
708 rm -rf $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/man
709 rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
710 rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
711 rm -rf $(TARGET_DIR)/usr/share/gtk-doc
712 rmdir $(TARGET_DIR)/usr/share 2>/dev/null || true
713 $(STRIP_FIND_CMD) | xargs -0 $(STRIPCMD) 2>/dev/null || true
715 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
716 # besides the one in which crash occurred; or SIGTRAP kills my program when
717 # I set a breakpoint"
718 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
719 find $(TARGET_DIR)/lib/ -type f -name 'libpthread*.so*' | \
720 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
723 # Valgrind needs ld.so with enough information, so only strip
725 find $(TARGET_DIR)/lib/ -type f -name 'ld-*.so*' | \
726 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
727 test -f $(TARGET_DIR)/etc/ld.so.conf && \
728 { echo "ERROR: we shouldn't have a /etc/ld.so.conf file"; exit 1; } || true
729 test -d $(TARGET_DIR)/etc/ld.so.conf.d && \
730 { echo "ERROR: we shouldn't have a /etc/ld.so.conf.d directory"; exit 1; } || true
731 mkdir -p $(TARGET_DIR)/etc
733 echo "NAME=Buildroot"; \
734 echo "VERSION=$(BR2_VERSION_FULL)"; \
735 echo "ID=buildroot"; \
736 echo "VERSION_ID=$(BR2_VERSION)"; \
737 echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
738 ) > $(TARGET_DIR)/usr/lib/os-release
739 ln -sf ../usr/lib/os-release $(TARGET_DIR)/etc
741 @$(call MESSAGE,"Sanitizing RPATH in target tree")
742 $(TOPDIR)/support/scripts/fix-rpath target
744 @$(foreach d, $(call qstrip,$(BR2_ROOTFS_OVERLAY)), \
745 $(call MESSAGE,"Copying overlay $(d)"); \
746 rsync -a --ignore-times --keep-dirlinks $(RSYNC_VCS_EXCLUSIONS) \
747 --chmod=u=rwX,go=rX --exclude .empty --exclude '*~' \
748 $(d)/ $(TARGET_DIR)$(sep))
750 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_BUILD_SCRIPT)), \
751 $(call MESSAGE,"Executing post-build script $(s)"); \
752 $(EXTRA_ENV) $(s) $(TARGET_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
754 .PHONY: target-post-image
755 target-post-image: $(TARGETS_ROOTFS) target-finalize
756 @rm -f $(ROOTFS_COMMON_TAR)
757 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_IMAGE_SCRIPT)), \
758 $(call MESSAGE,"Executing post-image script $(s)"); \
759 $(EXTRA_ENV) $(s) $(BINARIES_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
762 source: $(foreach p,$(PACKAGES),$(p)-all-source)
764 .PHONY: _external-deps external-deps
765 _external-deps: $(foreach p,$(PACKAGES),$(p)-all-external-deps)
767 @$(MAKE1) -Bs $(EXTRAMAKEARGS) _external-deps | sort -u
769 .PHONY: legal-info-clean
771 @rm -fr $(LEGAL_INFO_DIR)
773 .PHONY: legal-info-prepare
774 legal-info-prepare: $(LEGAL_INFO_DIR)
775 @$(call MESSAGE,"Buildroot $(BR2_VERSION_FULL) Collecting legal info")
776 @$(call legal-license-file,buildroot,buildroot,support/legal-info,COPYING,COPYING,HOST)
777 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,TARGET)
778 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,HOST)
779 @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPL-2.0+,COPYING,not saved,not saved,HOST)
780 @$(call legal-warning,the Buildroot source code has not been saved)
781 @cp $(BR2_CONFIG) $(LEGAL_INFO_DIR)/buildroot.config
784 legal-info: dirs legal-info-clean legal-info-prepare $(foreach p,$(PACKAGES),$(p)-all-legal-info) \
785 $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST)
786 @cat support/legal-info/README.header >>$(LEGAL_REPORT)
787 @if [ -r $(LEGAL_WARNINGS) ]; then \
788 cat support/legal-info/README.warnings-header \
789 $(LEGAL_WARNINGS) >>$(LEGAL_REPORT); \
790 cat $(LEGAL_WARNINGS); fi
791 @rm -f $(LEGAL_WARNINGS)
792 @(cd $(LEGAL_INFO_DIR); \
793 find * -type f -exec sha256sum {} + | LC_ALL=C sort -k2 \
794 >.legal-info.sha256; \
795 mv .legal-info.sha256 legal-info.sha256)
796 @echo "Legal info produced in $(LEGAL_INFO_DIR)"
800 @echo $(sort $(PACKAGES)) $(sort $(TARGETS_ROOTFS))
802 .PHONY: show-build-order
803 show-build-order: $(patsubst %,%-show-build-order,$(PACKAGES))
806 graph-build: $(O)/build/build-time.log
807 @install -d $(GRAPHS_DIR)
808 $(foreach o,name build duration,./support/scripts/graph-build-time \
809 --type=histogram --order=$(o) --input=$(<) \
810 --output=$(GRAPHS_DIR)/build.hist-$(o).$(BR_GRAPH_OUT) \
811 $(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep))
812 $(foreach t,packages steps,./support/scripts/graph-build-time \
813 --type=pie-$(t) --input=$(<) \
814 --output=$(GRAPHS_DIR)/build.pie-$(t).$(BR_GRAPH_OUT) \
815 $(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep))
817 .PHONY: graph-depends-requirements
818 graph-depends-requirements:
819 @dot -? >/dev/null 2>&1 || \
820 { echo "ERROR: The 'dot' program from Graphviz is needed for graph-depends" >&2; exit 1; }
822 .PHONY: graph-depends
823 graph-depends: graph-depends-requirements
824 @$(INSTALL) -d $(GRAPHS_DIR)
825 @cd "$(CONFIG_DIR)"; \
826 $(TOPDIR)/support/scripts/graph-depends $(BR2_GRAPH_DEPS_OPTS) \
827 --direct -o $(GRAPHS_DIR)/$(@).dot
828 dot $(BR2_GRAPH_DOT_OPTS) -T$(BR_GRAPH_OUT) \
829 -o $(GRAPHS_DIR)/$(@).$(BR_GRAPH_OUT) \
830 $(GRAPHS_DIR)/$(@).dot
834 $(Q)mkdir -p $(GRAPHS_DIR)
835 $(Q)$(TOPDIR)/support/scripts/size-stats --builddir $(BASE_DIR) \
836 --graph $(GRAPHS_DIR)/graph-size.$(BR_GRAPH_OUT) \
837 --file-size-csv $(GRAPHS_DIR)/file-size-stats.csv \
838 --package-size-csv $(GRAPHS_DIR)/package-size-stats.csv
840 .PHONY: check-dependencies
842 @cd "$(CONFIG_DIR)"; \
843 $(TOPDIR)/support/scripts/graph-depends -C
845 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
847 # Some subdirectories are also package names. To avoid that "make linux"
848 # on an unconfigured tree produces "Nothing to be done", add an explicit
850 # Also for 'all' we error out and ask the user to configure first.
851 .PHONY: linux toolchain
852 linux toolchain all: outputmakefile
853 $(error Please configure Buildroot first (e.g. "make menuconfig"))
856 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
859 # ---------------------------------------------------------------------------
861 HOSTCFLAGS = $(CFLAGS_FOR_BUILD)
864 .PHONY: prepare-kconfig
865 prepare-kconfig: outputmakefile $(BUILD_DIR)/.br2-external.in
867 $(BUILD_DIR)/buildroot-config/%onf:
868 mkdir -p $(@D)/lxdialog
869 PKG_CONFIG_PATH="$(HOST_PKG_CONFIG_PATH)" $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" \
870 obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
872 DEFCONFIG = $(call qstrip,$(BR2_DEFCONFIG))
874 # We don't want to fully expand BR2_DEFCONFIG here, so Kconfig will
875 # recognize that if it's still at its default $(CONFIG_DIR)/defconfig
876 COMMON_CONFIG_ENV = \
877 BR2_DEFCONFIG='$(call qstrip,$(value BR2_DEFCONFIG))' \
878 KCONFIG_AUTOCONFIG=$(BUILD_DIR)/buildroot-config/auto.conf \
879 KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
880 KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
881 BR2_CONFIG=$(BR2_CONFIG) \
882 HOST_GCC_VERSION="$(HOSTCC_VERSION)" \
883 BUILD_DIR=$(BUILD_DIR) \
886 xconfig: $(BUILD_DIR)/buildroot-config/qconf prepare-kconfig
887 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
889 gconfig: $(BUILD_DIR)/buildroot-config/gconf prepare-kconfig
890 @$(COMMON_CONFIG_ENV) srctree=$(TOPDIR) $< $(CONFIG_CONFIG_IN)
892 menuconfig: $(BUILD_DIR)/buildroot-config/mconf prepare-kconfig
893 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
895 nconfig: $(BUILD_DIR)/buildroot-config/nconf prepare-kconfig
896 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
898 config: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
899 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
901 # For the config targets that automatically select options, we pass
902 # SKIP_LEGACY=y to disable the legacy options. However, in that case
903 # no values are set for the legacy options so a subsequent oldconfig
904 # will query them. Therefore, run an additional olddefconfig.
906 randconfig allyesconfig alldefconfig allnoconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
907 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --$@ $(CONFIG_CONFIG_IN)
908 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
910 randpackageconfig allyespackageconfig allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
911 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
912 @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
913 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
914 $< --$(subst package,,$@) $(CONFIG_CONFIG_IN)
915 @rm -f $(CONFIG_DIR)/.config.nopkg
916 @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
918 oldconfig silentoldconfig olddefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
919 @$(COMMON_CONFIG_ENV) $< --$@ $(CONFIG_CONFIG_IN)
921 defconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
922 @$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
924 define percent_defconfig
925 # Override the BR2_DEFCONFIG from COMMON_CONFIG_ENV with the new defconfig
926 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(1)/configs/%_defconfig prepare-kconfig
927 @$$(COMMON_CONFIG_ENV) BR2_DEFCONFIG=$(1)/configs/$$@ \
928 $$< --defconfig=$(1)/configs/$$@ $$(CONFIG_CONFIG_IN)
930 $(eval $(foreach d,$(call reverse,$(TOPDIR) $(BR2_EXTERNAL_DIRS)),$(call percent_defconfig,$(d))$(sep)))
932 savedefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
933 @$(COMMON_CONFIG_ENV) $< \
934 --savedefconfig=$(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig) \
936 @$(SED) '/BR2_DEFCONFIG=/d' $(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig)
938 .PHONY: defconfig savedefconfig
940 ################################################################################
942 # Cleanup and misc junk
944 ################################################################################
946 # staging and target directories do NOT list these as
947 # dependencies anywhere else
948 $(BUILD_DIR) $(BASE_TARGET_DIR) $(HOST_DIR) $(BINARIES_DIR) $(LEGAL_INFO_DIR) $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST):
951 # outputmakefile generates a Makefile in the output directory, if using a
952 # separate output directory. This allows convenient use of make in the
954 .PHONY: outputmakefile
956 ifeq ($(NEED_WRAPPER),y)
957 $(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
960 # Even though the target is a real file, we mark it as PHONY as we
961 # want it to be re-generated each time make is invoked, in case the
962 # value of BR2_EXTERNAL is changed.
963 .PHONY: $(BUILD_DIR)/.br2-external.in
964 $(BUILD_DIR)/.br2-external.in: $(BUILD_DIR)
965 $(Q)support/scripts/br2-external -k -o "$(@)" $(BR2_EXTERNAL)
967 # printvars prints all the variables currently defined in our
968 # Makefiles. Alternatively, if a non-empty VARS variable is passed,
969 # only the variables matching the make pattern passed in VARS are
974 $(sort $(if $(VARS),$(filter $(VARS),$(.VARIABLES)),$(.VARIABLES))), \
975 $(if $(filter-out environment% default automatic, \
977 $(if $(QUOTED_VARS),\
978 $(info $V='$(subst ','\'',$(if $(RAW_VARS),$(value $V),$($V)))'), \
979 $(info $V=$(if $(RAW_VARS),$(value $V),$($V))))))
980 # ' Syntax colouring...
984 rm -rf $(BASE_TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) $(HOST_DIR_SYMLINK) \
985 $(BUILD_DIR) $(BASE_DIR)/staging \
986 $(LEGAL_INFO_DIR) $(GRAPHS_DIR)
990 ifeq ($(O),$(CURDIR)/output)
993 rm -rf $(TOPDIR)/dl $(BR2_CONFIG) $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/..config.tmp \
994 $(CONFIG_DIR)/.auto.deps $(BR2_EXTERNAL_FILE)
999 @echo ' clean - delete all files created by build'
1000 @echo ' distclean - delete all non-source files (including .config)'
1003 @echo ' all - make world'
1004 @echo ' toolchain - build toolchain'
1005 @echo ' sdk - build relocatable SDK'
1007 @echo 'Configuration:'
1008 @echo ' menuconfig - interactive curses-based configurator'
1009 @echo ' nconfig - interactive ncurses-based configurator'
1010 @echo ' xconfig - interactive Qt-based configurator'
1011 @echo ' gconfig - interactive GTK-based configurator'
1012 @echo ' oldconfig - resolve any unresolved symbols in .config'
1013 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
1014 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
1015 @echo ' randconfig - New config with random answer to all options'
1016 @echo ' defconfig - New config with default answer to all options'
1017 @echo ' BR2_DEFCONFIG, if set, is used as input'
1018 @echo ' savedefconfig - Save current config to BR2_DEFCONFIG (minimal config)'
1019 @echo ' allyesconfig - New config where all options are accepted with yes'
1020 @echo ' allnoconfig - New config where all options are answered with no'
1021 @echo ' alldefconfig - New config where all options are set to default'
1022 @echo ' randpackageconfig - New config with random answer to package options'
1023 @echo ' allyespackageconfig - New config where pkg options are accepted with yes'
1024 @echo ' allnopackageconfig - New config where package options are answered with no'
1026 @echo 'Package-specific:'
1027 @echo ' <pkg> - Build and install <pkg> and all its dependencies'
1028 @echo ' <pkg>-source - Only download the source files for <pkg>'
1029 @echo ' <pkg>-extract - Extract <pkg> sources'
1030 @echo ' <pkg>-patch - Apply patches to <pkg>'
1031 @echo ' <pkg>-depends - Build <pkg>'\''s dependencies'
1032 @echo ' <pkg>-configure - Build <pkg> up to the configure step'
1033 @echo ' <pkg>-build - Build <pkg> up to the build step'
1034 @echo ' <pkg>-show-depends - List packages on which <pkg> depends'
1035 @echo ' <pkg>-show-rdepends - List packages which have <pkg> as a dependency'
1036 @echo ' <pkg>-show-recursive-depends'
1037 @echo ' - Recursively list packages on which <pkg> depends'
1038 @echo ' <pkg>-show-recursive-rdepends'
1039 @echo ' - Recursively list packages which have <pkg> as a dependency'
1040 @echo ' <pkg>-graph-depends - Generate a graph of <pkg>'\''s dependencies'
1041 @echo ' <pkg>-graph-rdepends - Generate a graph of <pkg>'\''s reverse dependencies'
1042 @echo ' <pkg>-dirclean - Remove <pkg> build directory'
1043 @echo ' <pkg>-reconfigure - Restart the build from the configure step'
1044 @echo ' <pkg>-rebuild - Restart the build from the build step'
1045 $(foreach p,$(HELP_PACKAGES), \
1047 @echo '$($(p)_NAME):' $(sep) \
1048 $($(p)_HELP_CMDS)$(sep))
1050 @echo 'Documentation:'
1051 @echo ' manual - build manual in all formats'
1052 @echo ' manual-html - build manual in HTML'
1053 @echo ' manual-split-html - build manual in split HTML'
1054 @echo ' manual-pdf - build manual in PDF'
1055 @echo ' manual-text - build manual in text'
1056 @echo ' manual-epub - build manual in ePub'
1057 @echo ' graph-build - generate graphs of the build times'
1058 @echo ' graph-depends - generate graph of the dependency tree'
1059 @echo ' graph-size - generate stats of the filesystem size'
1060 @echo ' list-defconfigs - list all defconfigs (pre-configured minimal systems)'
1062 @echo 'Miscellaneous:'
1063 @echo ' source - download all sources needed for offline-build'
1064 @echo ' external-deps - list external packages used'
1065 @echo ' legal-info - generate info about license compliance'
1066 @echo ' printvars - dump all the internal variables'
1068 @echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
1069 @echo ' make O=dir - Locate all output files in "dir", including .config'
1071 @echo 'For further details, see README, generate the Buildroot manual, or consult'
1072 @echo 'it on-line at http://buildroot.org/docs.html'
1075 # List the defconfig files
1076 # $(1): base directory
1077 # $(2): br2-external name, empty for bundled
1078 define list-defconfigs
1080 for defconfig in $(1)/configs/*_defconfig; do \
1081 [ -f "$${defconfig}" ] || continue; \
1082 if $${first}; then \
1083 if [ "$(2)" ]; then \
1084 printf 'External configs in "$(call qstrip,$(2))":\n'; \
1086 printf "Built-in configs:\n"; \
1090 defconfig="$${defconfig##*/}"; \
1091 printf " %-35s - Build for %s\n" "$${defconfig}" "$${defconfig%_defconfig}"; \
1093 $${first} || printf "\n"
1096 # We iterate over BR2_EXTERNAL_NAMES rather than BR2_EXTERNAL_DIRS,
1097 # because we want to display the name of the br2-external tree.
1098 .PHONY: list-defconfigs
1100 $(call list-defconfigs,$(TOPDIR))
1101 $(foreach name,$(BR2_EXTERNAL_NAMES),\
1102 $(call list-defconfigs,$(BR2_EXTERNAL_$(name)_PATH),\
1103 $(BR2_EXTERNAL_$(name)_DESC))$(sep))
1105 release: OUT = buildroot-$(BR2_VERSION)
1107 # Create release tarballs. We need to fiddle a bit to add the generated
1108 # documentation to the git output
1110 git archive --format=tar --prefix=$(OUT)/ HEAD > $(OUT).tar
1111 $(MAKE) O=$(OUT) manual-html manual-text manual-pdf
1112 $(MAKE) O=$(OUT) manual-clean
1113 tar rf $(OUT).tar $(OUT)
1114 gzip -9 -c < $(OUT).tar > $(OUT).tar.gz
1115 bzip2 -9 -c < $(OUT).tar > $(OUT).tar.bz2
1116 rm -rf $(OUT) $(OUT).tar
1119 @echo $(BR2_VERSION_FULL)
1121 .PHONY: .gitlab-ci.yml
1122 .gitlab-ci.yml: .gitlab-ci.yml.in
1124 (cd configs; LC_ALL=C ls -1 *_defconfig) | sed 's/$$/: *defconfig/' >> $@
1125 ./support/testing/run-tests -l 2>&1 | sed -r -e '/^test_run \((.*)\).*/!d; s//\1: *runtime_test/' | LC_ALL=C sort >> $@
1127 include docs/manual/manual.mk
1128 -include $(foreach dir,$(BR2_EXTERNAL_DIRS),$(sort $(wildcard $(dir)/docs/*/*.mk)))
1130 .PHONY: $(noconfig_targets)
1132 endif #umask / $(CURDIR) / $(O)