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>
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.
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.
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
21 #--------------------------------------------------------------
22 # Just run 'make menuconfig', configure stuff, then run 'make'.
23 # You shouldn't need to mess with anything beyond this point...
24 #--------------------------------------------------------------
26 # Set and export the version string
27 export BR2_VERSION:=2014.02-git
29 # Check for minimal make version (note: this check will break at make 10.x)
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)
35 export HOSTARCH := $(shell uname -m | \
45 # This top-level Makefile can *not* be executed in parallel
50 CONFIG_CONFIG_IN=Config.in
51 CONFIG=support/kconfig
52 DATE:=$(shell date +%Y%m%d)
54 # Compute the full local version string so packages can use it as-is
55 # Need to export it, so it can be got from environment in children (eg. mconf)
56 export BR2_VERSION_FULL:=$(BR2_VERSION)$(shell $(TOPDIR)/support/scripts/setlocalversion)
58 noconfig_targets:=menuconfig nconfig gconfig xconfig config oldconfig randconfig \
59 defconfig %_defconfig allyesconfig allnoconfig silentoldconfig release \
60 randpackageconfig allyespackageconfig allnopackageconfig \
61 source-check print-version olddefconfig
63 # Strip quotes and then whitespaces
64 qstrip=$(strip $(subst ",,$(1)))
67 # Variables for use in Make constructs
70 space:=$(empty) $(empty)
72 ifneq ("$(origin O)", "command line")
77 # other packages might also support Linux-style out of tree builds
78 # with the O=<dir> syntax (E.G. Busybox does). As make automatically
79 # forwards command line variable definitions those packages get very
80 # confused. Fix this by telling make to not do so
82 # strangely enough O is still passed to submakes with MAKEOVERRIDES
83 # (with make 3.81 atleast), the only thing that changes is the output
84 # of the origin function (command line -> environment).
85 # Unfortunately some packages don't look at origin (E.G. uClibc 0.9.31+)
86 # To really make O go away, we have to override it.
89 # we need to pass O= everywhere we call back into the toplevel makefile
90 EXTRAMAKEARGS = O=$(O)
94 # bash prints the name of the directory on 'cd <dir>' if CDPATH is
95 # set, so unset it here to not cause problems. Notice that the export
96 # line doesn't affect the environment of $(shell ..) calls, so
97 # explictly throw away any output from 'cd' here.
99 BASE_DIR := $(shell mkdir -p $(O) && cd $(O) >/dev/null && pwd)
100 $(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
103 # Handling of BR2_EXTERNAL.
105 # The value of BR2_EXTERNAL is stored in .br-external in the output directory.
106 # On subsequent invocations of make, it is read in. It can still be overridden
107 # on the command line, therefore the file is re-created every time make is run.
109 # When BR2_EXTERNAL is not set, the .br-external file is removed and we point
110 # to support/dummy-external. This makes sure we can unconditionally include the
111 # Config.in and external.mk from the BR2_EXTERNAL directory. In this case,
112 # override is necessary so the user can clear BR2_EXTERNAL from the command
113 # line, but the dummy path is still used internally.
115 BR2_EXTERNAL_FILE = $(BASE_DIR)/.br-external
116 -include $(BR2_EXTERNAL_FILE)
117 ifeq ($(BR2_EXTERNAL),)
118 override BR2_EXTERNAL = support/dummy-external
119 $(shell rm -f $(BR2_EXTERNAL_FILE))
121 $(shell echo BR2_EXTERNAL ?= $(BR2_EXTERNAL) > $(BR2_EXTERNAL_FILE))
124 # Need that early, before we scan packages
125 # Avoids doing the $(or...) everytime
126 BR2_GRAPH_OUT := $(or $(GRAPH_OUT),pdf)
128 BUILD_DIR:=$(BASE_DIR)/build
129 STAMP_DIR:=$(BASE_DIR)/stamps
130 BINARIES_DIR:=$(BASE_DIR)/images
131 TARGET_DIR:=$(BASE_DIR)/target
132 # initial definition so that 'make clean' works for most users, even without
133 # .config. HOST_DIR will be overwritten later when .config is included.
134 HOST_DIR:=$(BASE_DIR)/host
136 LEGAL_INFO_DIR=$(BASE_DIR)/legal-info
137 REDIST_SOURCES_DIR_TARGET=$(LEGAL_INFO_DIR)/sources
138 REDIST_SOURCES_DIR_HOST=$(LEGAL_INFO_DIR)/host-sources
139 LICENSE_FILES_DIR_TARGET=$(LEGAL_INFO_DIR)/licenses
140 LICENSE_FILES_DIR_HOST=$(LEGAL_INFO_DIR)/host-licenses
141 LEGAL_MANIFEST_CSV_TARGET=$(LEGAL_INFO_DIR)/manifest.csv
142 LEGAL_MANIFEST_CSV_HOST=$(LEGAL_INFO_DIR)/host-manifest.csv
143 LEGAL_LICENSES_TXT_TARGET=$(LEGAL_INFO_DIR)/licenses.txt
144 LEGAL_LICENSES_TXT_HOST=$(LEGAL_INFO_DIR)/host-licenses.txt
145 LEGAL_WARNINGS=$(LEGAL_INFO_DIR)/.warnings
146 LEGAL_REPORT=$(LEGAL_INFO_DIR)/README
148 BUILDROOT_CONFIG=$(CONFIG_DIR)/.config
150 # Pull in the user's configuration file
151 ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
152 -include $(BUILDROOT_CONFIG)
155 # To put more focus on warnings, be less verbose as default
156 # Use 'make V=1' to see the full commands
158 ifeq ("$(origin V)", "command line")
162 ifndef KBUILD_VERBOSE
166 ifeq ($(KBUILD_VERBOSE),1)
177 # we want bash as shell
178 SHELL:=$(shell if [ -x "$$BASH" ]; then echo $$BASH; \
179 else if [ -x /bin/bash ]; then echo /bin/bash; \
180 else echo sh; fi; fi)
182 # kconfig uses CONFIG_SHELL
183 CONFIG_SHELL:=$(SHELL)
185 export SHELL CONFIG_SHELL quiet Q KBUILD_VERBOSE VERBOSE
195 HOSTCC:=$(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
197 HOSTCC_NOCCACHE:=$(HOSTCC)
200 HOSTCXX:=$(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
202 HOSTCXX_NOCCACHE:=$(HOSTCXX)
224 HOSTAR:=$(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
225 HOSTAS:=$(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
226 HOSTFC:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo || which g77 || type -p g77 || echo gfortran)
227 HOSTCPP:=$(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
228 HOSTLD:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
229 HOSTLN:=$(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
230 HOSTNM:=$(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
231 HOSTOBJCOPY:=$(shell which $(HOSTOBJCOPY) || type -p $(HOSTOBJCOPY) || echo objcopy)
232 HOSTRANLIB:=$(shell which $(HOSTRANLIB) || type -p $(HOSTRANLIB) || echo ranlib)
234 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTFC HOSTLD
235 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
237 # Make sure pkg-config doesn't look outside the buildroot tree
238 unexport PKG_CONFIG_PATH
239 unexport PKG_CONFIG_SYSROOT_DIR
240 unexport PKG_CONFIG_LIBDIR
242 # Having DESTDIR set in the environment confuses the installation
243 # steps of some packages.
246 # Causes breakage with packages that needs host-ruby
249 ifeq ($(BR2_HAVE_DOT_CONFIG),y)
251 ################################################################################
253 # Hide troublesome environment variables from sub processes
255 ################################################################################
256 unexport CROSS_COMPILE
263 unexport GREP_OPTIONS
268 GNU_HOST_NAME:=$(shell support/gnuconfig/config.guess)
270 ################################################################################
272 # The list of stuff to build for the target toolchain
273 # along with the packages to build for the target.
275 ################################################################################
277 BASE_TARGETS = toolchain
281 # silent mode requested?
282 QUIET:=$(if $(findstring s,$(MAKEFLAGS)),-q)
284 # Strip off the annoying quoting
285 ARCH:=$(call qstrip,$(BR2_ARCH))
287 KERNEL_ARCH:=$(shell echo "$(ARCH)" | sed -e "s/-.*//" \
288 -e s/i.86/i386/ -e s/sun4u/sparc64/ \
291 -e s/arm.*/arm/ -e s/sa110/arm/ \
292 -e s/aarch64/arm64/ \
293 -e s/bfin/blackfin/ \
294 -e s/parisc64/parisc/ \
295 -e s/powerpc64/powerpc/ \
296 -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
299 ZCAT:=$(call qstrip,$(BR2_ZCAT))
300 BZCAT:=$(call qstrip,$(BR2_BZCAT))
301 XZCAT:=$(call qstrip,$(BR2_XZCAT))
302 TAR_OPTIONS=$(call qstrip,$(BR2_TAR_OPTIONS)) -xf
304 # packages compiled for the host go here
305 HOST_DIR:=$(call qstrip,$(BR2_HOST_DIR))
307 # locales to generate
308 GENERATE_LOCALE=$(call qstrip,$(BR2_GENERATE_LOCALE))
310 TARGET_SKELETON=$(TOPDIR)/system/skeleton
312 # Location of a file giving a big fat warning that output/target
313 # should not be used as the root filesystem.
314 TARGET_DIR_WARNING_FILE=$(TARGET_DIR)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
316 ifeq ($(BR2_CCACHE),y)
317 CCACHE:=$(HOST_DIR)/usr/bin/ccache
318 BUILDROOT_CACHE_DIR = $(call qstrip,$(BR2_CCACHE_DIR))
319 export BUILDROOT_CACHE_DIR
320 HOSTCC := $(CCACHE) $(HOSTCC)
321 HOSTCXX := $(CCACHE) $(HOSTCXX)
324 # Scripts in support/ or post-build scripts may need to reference
325 # these locations, so export them so it is easier to use
326 export BUILDROOT_CONFIG
333 ################################################################################
335 # You should probably leave this stuff alone unless you know
336 # what you are doing.
338 ################################################################################
342 # Include legacy before the other things, because package .mk files
344 ifneq ($(BR2_DEPRECATED),y)
345 include Makefile.legacy
348 include package/Makefile.in
349 include support/dependencies/dependencies.mk
351 # We also need the various per-package makefiles, which also add
352 # each selected package to TARGETS if that package was selected
353 # in the .config file.
354 include toolchain/helpers.mk
355 include toolchain/*/*.mk
357 # Include the package override file if one has been provided in the
359 PACKAGE_OVERRIDE_FILE=$(call qstrip,$(BR2_PACKAGE_OVERRIDE_FILE))
360 ifneq ($(PACKAGE_OVERRIDE_FILE),)
361 -include $(PACKAGE_OVERRIDE_FILE)
364 include $(sort $(wildcard package/*/*.mk))
366 include boot/common.mk
367 include linux/linux.mk
368 include system/system.mk
370 include $(BR2_EXTERNAL)/external.mk
372 TARGETS+=target-finalize
374 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
375 TARGETS+=target-purgelocales
378 ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
379 ifneq ($(GENERATE_LOCALE),)
380 TARGETS+=target-generatelocales
384 ifeq ($(BR2_ECLIPSE_REGISTER),y)
385 TARGETS+=toolchain-eclipse-register
390 TARGETS+=target-post-image
392 TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS) $(BASE_TARGETS))
393 TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS))
394 TARGETS_ALL:=$(patsubst %,__real_tgt_%,$(TARGETS))
396 # host-* dependencies have to be handled specially, as those aren't
397 # visible in Kconfig and hence not added to a variable like TARGETS.
398 # instead, find all the host-* targets listed in each <PKG>_DEPENDENCIES
399 # variable for each enabled target.
400 # Notice: this only works for newstyle gentargets/autotargets packages
401 TARGETS_HOST_DEPS = $(sort $(filter host-%,$(foreach dep,\
402 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS))),\
404 # Host packages can in turn have their own dependencies. Likewise find
405 # all the package names listed in the HOST_<PKG>_DEPENDENCIES for each
406 # host package found above. Ideally this should be done recursively until
407 # no more packages are found, but that's hard to do in make, so limit to
409 HOST_DEPS = $(sort $(foreach dep,\
410 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS_HOST_DEPS))),\
412 HOST_SOURCE += $(addsuffix -source,$(sort $(TARGETS_HOST_DEPS) $(HOST_DEPS)))
414 TARGETS_LEGAL_INFO:=$(patsubst %,%-legal-info,\
415 $(TARGETS) $(BASE_TARGETS) $(TARGETS_HOST_DEPS) $(HOST_DEPS))))
417 # all targets depend on the crosscompiler and it's prerequisites
418 $(TARGETS_ALL): __real_tgt_%: $(BASE_TARGETS) %
420 dirs: $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
421 $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
423 $(BUILD_DIR)/buildroot-config/auto.conf: $(BUILDROOT_CONFIG)
424 $(MAKE1) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
426 prepare: $(BUILD_DIR)/buildroot-config/auto.conf
428 world: $(BASE_TARGETS) $(TARGETS_ALL)
430 .PHONY: all world toolchain dirs clean distclean source outputmakefile \
431 legal-info legal-info-prepare legal-info-clean printvars \
432 $(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \
433 $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) $(TARGETS_LEGAL_INFO) \
434 $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
435 $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
437 ################################################################################
439 # staging and target directories do NOT list these as
440 # dependencies anywhere else
442 ################################################################################
443 $(BUILD_DIR) $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR) $(LEGAL_INFO_DIR) $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST):
446 # We make a symlink lib32->lib or lib64->lib as appropriate
447 # MIPS64/n32 requires lib32 even though it's a 64-bit arch.
448 ifeq ($(BR2_ARCH_IS_64)$(BR2_MIPS_NABI32),y)
455 @mkdir -p $(STAGING_DIR)/bin
456 @mkdir -p $(STAGING_DIR)/lib
457 @ln -snf lib $(STAGING_DIR)/$(LIB_SYMLINK)
458 @mkdir -p $(STAGING_DIR)/usr/lib
459 @ln -snf lib $(STAGING_DIR)/usr/$(LIB_SYMLINK)
460 @mkdir -p $(STAGING_DIR)/usr/include
461 @mkdir -p $(STAGING_DIR)/usr/bin
462 @ln -snf $(STAGING_DIR) $(BASE_DIR)/staging
464 ifeq ($(BR2_ROOTFS_SKELETON_CUSTOM),y)
465 TARGET_SKELETON=$(BR2_ROOTFS_SKELETON_CUSTOM_PATH)
468 RSYNC_VCS_EXCLUSIONS = \
469 --exclude .svn --exclude .git --exclude .hg --exclude .bzr \
473 mkdir -p $(TARGET_DIR)
474 rsync -a $(RSYNC_VCS_EXCLUSIONS) \
475 --exclude .empty --exclude '*~' \
476 $(TARGET_SKELETON)/ $(TARGET_DIR)/
477 cp support/misc/target-dir-warning.txt $(TARGET_DIR_WARNING_FILE)
478 @ln -snf lib $(TARGET_DIR)/$(LIB_SYMLINK)
479 @mkdir -p $(TARGET_DIR)/usr
480 @ln -snf lib $(TARGET_DIR)/usr/$(LIB_SYMLINK)
483 $(TARGET_DIR): $(BUILD_DIR)/.root
485 STRIP_FIND_CMD = find $(TARGET_DIR)
486 ifneq (,$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS)))
487 STRIP_FIND_CMD += \( $(call finddirclauses,$(TARGET_DIR),$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS))) \) -prune -o
489 STRIP_FIND_CMD += -type f -perm /111
490 STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print
493 rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
494 $(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
495 $(TARGET_DIR)/usr/lib/cmake $(TARGET_DIR)/usr/share/cmake
496 find $(TARGET_DIR)/usr/{lib,share}/ -name '*.cmake' -print0 | xargs -0 rm -f
497 find $(TARGET_DIR)/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
498 find $(TARGET_DIR)/usr/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
499 ifneq ($(BR2_PACKAGE_GDB),y)
500 rm -rf $(TARGET_DIR)/usr/share/gdb
502 ifneq ($(BR2_HAVE_DOCUMENTATION),y)
503 rm -rf $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/man
504 rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
505 rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
506 rm -rf $(TARGET_DIR)/usr/share/gtk-doc
507 -rmdir $(TARGET_DIR)/usr/share 2>/dev/null
509 ifeq ($(BR2_PACKAGE_PYTHON_PY_ONLY),y)
510 find $(TARGET_DIR)/usr/lib/ -name '*.pyc' -print0 | xargs -0 rm -f
512 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY),y)
513 find $(TARGET_DIR)/usr/lib/ -name '*.py' -print0 | xargs -0 rm -f
515 $(STRIP_FIND_CMD) | xargs $(STRIPCMD) 2>/dev/null || true
516 if test -d $(TARGET_DIR)/lib/modules; then \
517 find $(TARGET_DIR)/lib/modules -type f -name '*.ko' | \
518 xargs -r $(KSTRIPCMD); fi
520 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
521 # besides the one in which crash occurred; or SIGTRAP kills my program when
522 # I set a breakpoint"
523 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
524 find $(TARGET_DIR)/lib -type f -name 'libpthread*.so*' | \
525 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
528 mkdir -p $(TARGET_DIR)/etc
529 # Mandatory configuration file and auxilliary cache directory
530 # for recent versions of ldconfig
531 touch $(TARGET_DIR)/etc/ld.so.conf
532 mkdir -p $(TARGET_DIR)/var/cache/ldconfig
533 if [ -x "$(TARGET_CROSS)ldconfig" ]; \
535 $(TARGET_CROSS)ldconfig -r $(TARGET_DIR); \
537 /sbin/ldconfig -r $(TARGET_DIR); \
540 echo "NAME=Buildroot"; \
541 echo "VERSION=$(BR2_VERSION_FULL)"; \
542 echo "ID=buildroot"; \
543 echo "VERSION_ID=$(BR2_VERSION)"; \
544 echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
545 ) > $(TARGET_DIR)/etc/os-release
547 @$(foreach d, $(call qstrip,$(BR2_ROOTFS_OVERLAY)), \
548 $(call MESSAGE,"Copying overlay $(d)"); \
549 rsync -a $(RSYNC_VCS_EXCLUSIONS) \
550 --exclude .empty --exclude '*~' \
551 $(d)/ $(TARGET_DIR)$(sep))
553 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_BUILD_SCRIPT)), \
554 $(call MESSAGE,"Executing post-build script $(s)"); \
555 $(USER_HOOKS_EXTRA_ENV) $(s) $(TARGET_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
557 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
558 LOCALE_WHITELIST=$(BUILD_DIR)/locales.nopurge
559 LOCALE_NOPURGE=$(call qstrip,$(BR2_ENABLE_LOCALE_WHITELIST))
562 rm -f $(LOCALE_WHITELIST)
563 for i in $(LOCALE_NOPURGE); do echo $$i >> $(LOCALE_WHITELIST); done
565 for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/man /usr/share/man)); \
567 for lang in $$(cd $$dir; ls .|grep -v man); \
569 grep -qx $$lang $(LOCALE_WHITELIST) || rm -rf $$dir/$$lang; \
574 ifneq ($(GENERATE_LOCALE),)
575 # Generate locale data. Basically, we call the localedef program
576 # (built by the host-localedef package) for each locale. The input
577 # data comes preferably from the toolchain, or if the toolchain does
578 # not have them (Linaro toolchains), we use the ones available on the
580 target-generatelocales: host-localedef
581 $(Q)mkdir -p $(TARGET_DIR)/usr/lib/locale/
582 $(Q)for locale in $(GENERATE_LOCALE) ; do \
583 inputfile=`echo $${locale} | cut -f1 -d'.'` ; \
584 charmap=`echo $${locale} | cut -f2 -d'.' -s` ; \
585 if test -z "$${charmap}" ; then \
588 echo "Generating locale $${inputfile}.$${charmap}" ; \
589 I18NPATH=$(STAGING_DIR)/usr/share/i18n:/usr/share/i18n \
590 $(HOST_DIR)/usr/bin/localedef \
591 --prefix=$(TARGET_DIR) \
592 --$(call LOWERCASE,$(BR2_ENDIAN))-endian \
593 -i $${inputfile} -f $${charmap} \
599 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_IMAGE_SCRIPT)), \
600 $(call MESSAGE,"Executing post-image script $(s)"); \
601 $(USER_HOOKS_EXTRA_ENV) $(s) $(BINARIES_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
603 toolchain-eclipse-register:
604 ./support/scripts/eclipse-register-toolchain `readlink -f $(O)` $(notdir $(TARGET_CROSS)) $(BR2_ARCH)
606 source: dirs $(TARGETS_SOURCE) $(HOST_SOURCE)
609 @$(MAKE1) -Bs DL_MODE=SHOW_EXTERNAL_DEPS $(EXTRAMAKEARGS) source | sort -u
612 @rm -fr $(LEGAL_INFO_DIR)
614 legal-info-prepare: $(LEGAL_INFO_DIR)
615 @$(call MESSAGE,"Collecting legal info")
616 @$(call legal-license-file,buildroot,COPYING,COPYING,HOST)
617 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,TARGET)
618 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,HOST)
619 @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPLv2+,COPYING,not saved,HOST)
620 @$(call legal-warning,the Buildroot source code has not been saved)
621 @$(call legal-warning,the toolchain has not been saved)
622 @cp $(BUILDROOT_CONFIG) $(LEGAL_INFO_DIR)/buildroot.config
624 legal-info: dirs legal-info-clean legal-info-prepare $(TARGETS_LEGAL_INFO) \
625 $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST)
626 @cat support/legal-info/README.header >>$(LEGAL_REPORT)
627 @if [ -r $(LEGAL_WARNINGS) ]; then \
628 cat support/legal-info/README.warnings-header \
629 $(LEGAL_WARNINGS) >>$(LEGAL_REPORT); \
630 cat $(LEGAL_WARNINGS); fi
631 @echo "Legal info produced in $(LEGAL_INFO_DIR)"
632 @rm -f $(LEGAL_WARNINGS)
637 graph-build: $(O)/build/build-time.log
638 @install -d $(O)/graphs
639 $(foreach o,name build duration,./support/scripts/graph-build-time \
640 --type=histogram --order=$(o) --input=$(<) \
641 --output=$(O)/graphs/build.hist-$(o).$(BR2_GRAPH_OUT) \
642 $(if $(GRAPH_ALT),--alternate-colors)$(sep))
643 $(foreach t,packages steps,./support/scripts/graph-build-time \
644 --type=pie-$(t) --input=$(<) \
645 --output=$(O)/graphs/build.pie-$(t).$(BR2_GRAPH_OUT) \
646 $(if $(GRAPH_ALT),--alternate-colors)$(sep))
649 @$(INSTALL) -d $(O)/graphs
650 @cd "$(CONFIG_DIR)"; \
651 $(TOPDIR)/support/scripts/graph-depends \
652 |dot -T$(BR2_GRAPH_OUT) -o $(O)/graphs/$(@).$(BR2_GRAPH_OUT)
654 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
658 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
661 # ---------------------------------------------------------------------------
663 HOSTCFLAGS=$(CFLAGS_FOR_BUILD)
666 $(BUILD_DIR)/buildroot-config/%onf:
667 mkdir -p $(@D)/lxdialog
668 $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
670 DEFCONFIG = $(call qstrip,$(BR2_DEFCONFIG))
672 # We don't want to fully expand BR2_DEFCONFIG here, so Kconfig will
673 # recognize that if it's still at its default $(CONFIG_DIR)/defconfig
674 COMMON_CONFIG_ENV = \
675 BR2_DEFCONFIG='$(call qstrip,$(value BR2_DEFCONFIG))' \
676 KCONFIG_AUTOCONFIG=$(BUILD_DIR)/buildroot-config/auto.conf \
677 KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
678 KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
679 BUILDROOT_CONFIG=$(BUILDROOT_CONFIG) \
680 BR2_EXTERNAL=$(BR2_EXTERNAL)
682 xconfig: $(BUILD_DIR)/buildroot-config/qconf outputmakefile
683 @mkdir -p $(BUILD_DIR)/buildroot-config
684 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
686 gconfig: $(BUILD_DIR)/buildroot-config/gconf outputmakefile
687 @mkdir -p $(BUILD_DIR)/buildroot-config
688 @$(COMMON_CONFIG_ENV) srctree=$(TOPDIR) $< $(CONFIG_CONFIG_IN)
690 menuconfig: $(BUILD_DIR)/buildroot-config/mconf outputmakefile
691 @mkdir -p $(BUILD_DIR)/buildroot-config
692 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
694 nconfig: $(BUILD_DIR)/buildroot-config/nconf outputmakefile
695 @mkdir -p $(BUILD_DIR)/buildroot-config
696 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
698 config: $(BUILD_DIR)/buildroot-config/conf outputmakefile
699 @mkdir -p $(BUILD_DIR)/buildroot-config
700 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
702 oldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
703 mkdir -p $(BUILD_DIR)/buildroot-config
704 @$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
706 randconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
707 @mkdir -p $(BUILD_DIR)/buildroot-config
708 @$(COMMON_CONFIG_ENV) $< --randconfig $(CONFIG_CONFIG_IN)
710 allyesconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
711 @mkdir -p $(BUILD_DIR)/buildroot-config
712 @$(COMMON_CONFIG_ENV) $< --allyesconfig $(CONFIG_CONFIG_IN)
714 allnoconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
715 @mkdir -p $(BUILD_DIR)/buildroot-config
716 @$(COMMON_CONFIG_ENV) $< --allnoconfig $(CONFIG_CONFIG_IN)
718 randpackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
719 @mkdir -p $(BUILD_DIR)/buildroot-config
720 @grep -v BR2_PACKAGE_ $(BUILDROOT_CONFIG) > $(CONFIG_DIR)/.config.nopkg
721 @grep '^config BR2_PACKAGE_' Config.in.legacy | \
722 while read config pkg; do \
723 echo "# $$pkg is not set" >> $(CONFIG_DIR)/.config.nopkg; done
724 @$(COMMON_CONFIG_ENV) \
725 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
726 $< --randconfig $(CONFIG_CONFIG_IN)
727 @rm -f $(CONFIG_DIR)/.config.nopkg
729 allyespackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
730 @mkdir -p $(BUILD_DIR)/buildroot-config
731 @grep -v BR2_PACKAGE_ $(BUILDROOT_CONFIG) > $(CONFIG_DIR)/.config.nopkg
732 @grep '^config BR2_PACKAGE_' Config.in.legacy | \
733 while read config pkg; do \
734 echo "# $$pkg is not set" >> $(CONFIG_DIR)/.config.nopkg; done
735 @$(COMMON_CONFIG_ENV) \
736 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
737 $< --allyesconfig $(CONFIG_CONFIG_IN)
738 @rm -f $(CONFIG_DIR)/.config.nopkg
740 allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
741 @mkdir -p $(BUILD_DIR)/buildroot-config
742 @grep -v BR2_PACKAGE_ $(BUILDROOT_CONFIG) > $(CONFIG_DIR)/.config.nopkg
743 @$(COMMON_CONFIG_ENV) \
744 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
745 $< --allnoconfig $(CONFIG_CONFIG_IN)
746 @rm -f $(CONFIG_DIR)/.config.nopkg
748 silentoldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
749 @mkdir -p $(BUILD_DIR)/buildroot-config
750 $(COMMON_CONFIG_ENV) $< --silentoldconfig $(CONFIG_CONFIG_IN)
752 olddefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
753 @mkdir -p $(BUILD_DIR)/buildroot-config
754 $(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN)
756 defconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
757 @mkdir -p $(BUILD_DIR)/buildroot-config
758 @$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
760 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(TOPDIR)/configs/%_defconfig outputmakefile
761 @mkdir -p $(BUILD_DIR)/buildroot-config
762 @$(COMMON_CONFIG_ENV) $< --defconfig=$(TOPDIR)/configs/$@ $(CONFIG_CONFIG_IN)
764 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(BR2_EXTERNAL)/configs/%_defconfig outputmakefile
765 @mkdir -p $(BUILD_DIR)/buildroot-config
766 @$(COMMON_CONFIG_ENV) $< --defconfig=$(BR2_EXTERNAL)/configs/$@ $(CONFIG_CONFIG_IN)
768 savedefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
769 @mkdir -p $(BUILD_DIR)/buildroot-config
770 @$(COMMON_CONFIG_ENV) $< \
771 --savedefconfig=$(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig) \
774 # check if download URLs are outdated
776 $(MAKE1) DL_MODE=SOURCE_CHECK $(EXTRAMAKEARGS) source
778 .PHONY: defconfig savedefconfig
780 ################################################################################
782 # Cleanup and misc junk
784 ################################################################################
786 # outputmakefile generates a Makefile in the output directory, if using a
787 # separate output directory. This allows convenient use of make in the
790 ifeq ($(NEED_WRAPPER),y)
791 $(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
794 # printvars prints all the variables currently defined in our Makefiles
797 $(sort $(.VARIABLES)), \
798 $(if $(filter-out environment% default automatic, \
800 $(info $V=$($V) ($(value $V)))))
803 rm -rf $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \
804 $(STAMP_DIR) $(BUILD_DIR) $(BASE_DIR)/staging \
808 ifeq ($(DL_DIR),$(TOPDIR)/dl)
814 rm -rf $(BUILDROOT_CONFIG) $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/.auto.deps
818 @echo ' clean - delete all files created by build'
819 @echo ' distclean - delete all non-source files (including .config)'
822 @echo ' all - make world'
823 @echo ' toolchain - build toolchain'
824 @echo ' <package>-rebuild - force recompile <package>'
825 @echo ' <package>-reconfigure - force reconfigure <package>'
826 @echo ' <package>-graph-depends - generate graph of the dependency tree for package'
828 @echo 'Configuration:'
829 @echo ' menuconfig - interactive curses-based configurator'
830 @echo ' nconfig - interactive ncurses-based configurator'
831 @echo ' xconfig - interactive Qt-based configurator'
832 @echo ' gconfig - interactive GTK-based configurator'
833 @echo ' oldconfig - resolve any unresolved symbols in .config'
834 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
835 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
836 @echo ' randconfig - New config with random answer to all options'
837 @echo ' defconfig - New config with default answer to all options'
838 @echo ' BR2_DEFCONFIG, if set, is used as input'
839 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
840 @echo ' allyesconfig - New config where all options are accepted with yes'
841 @echo ' allnoconfig - New config where all options are answered with no'
842 @echo ' randpackageconfig - New config with random answer to package options'
843 @echo ' allyespackageconfig - New config where pkg options are accepted with yes'
844 @echo ' allnopackageconfig - New config where package options are answered with no'
845 ifeq ($(BR2_PACKAGE_BUSYBOX),y)
846 @echo ' busybox-menuconfig - Run BusyBox menuconfig'
848 ifeq ($(BR2_LINUX_KERNEL),y)
849 @echo ' linux-menuconfig - Run Linux kernel menuconfig'
850 @echo ' linux-savedefconfig - Run Linux kernel savedefconfig'
852 ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
853 @echo ' uclibc-menuconfig - Run uClibc menuconfig'
855 ifeq ($(BR2_TARGET_BAREBOX),y)
856 @echo ' barebox-menuconfig - Run barebox menuconfig'
857 @echo ' barebox-savedefconfig - Run barebox savedefconfig'
860 @echo 'Documentation:'
861 @echo ' manual - build manual in all formats'
862 @echo ' manual-html - build manual in HTML'
863 @echo ' manual-split-html - build manual in split HTML'
864 @echo ' manual-pdf - build manual in PDF'
865 @echo ' manual-text - build manual in text'
866 @echo ' manual-epub - build manual in ePub'
867 @echo ' graph-build - generate graphs of the build times'
868 @echo ' graph-depends - generate graph of the dependency tree'
870 @echo 'Miscellaneous:'
871 @echo ' source - download all sources needed for offline-build'
872 @echo ' source-check - check selected packages for valid download URLs'
873 @echo ' external-deps - list external packages used'
874 @echo ' legal-info - generate info about license compliance'
876 @echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
877 @echo ' make O=dir - Locate all output files in "dir", including .config'
879 @echo 'Built-in configs:'
880 @$(foreach b, $(sort $(notdir $(wildcard $(TOPDIR)/configs/*_defconfig))), \
881 printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
882 ifneq ($(wildcard $(BR2_EXTERNAL)/configs/*_defconfig),)
884 @echo 'User-provided configs:'
885 @$(foreach b, $(sort $(notdir $(wildcard $(BR2_EXTERNAL)/configs/*_defconfig))), \
886 printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
889 @echo 'See docs/README, or generate the Buildroot manual for further details'
892 release: OUT=buildroot-$(BR2_VERSION)
894 # Create release tarballs. We need to fiddle a bit to add the generated
895 # documentation to the git output
897 git archive --format=tar --prefix=$(OUT)/ HEAD > $(OUT).tar
898 $(MAKE) O=$(OUT) manual-html manual-text manual-pdf
899 tar rf $(OUT).tar $(OUT)
900 gzip -9 -c < $(OUT).tar > $(OUT).tar.gz
901 bzip2 -9 -c < $(OUT).tar > $(OUT).tar.bz2
902 rm -rf $(OUT) $(OUT).tar
905 @echo $(BR2_VERSION_FULL)
907 include docs/manual/manual.mk
909 .PHONY: $(noconfig_targets)