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) > $(BR2_EXTERNAL_FILE))
124 # To make sure the the environment variable overrides the .config option,
125 # set this before including .config.
126 ifneq ($(BR2_DL_DIR),)
127 DL_DIR := $(BR2_DL_DIR)
131 # Need that early, before we scan packages
132 # Avoids doing the $(or...) everytime
133 BR2_GRAPH_OUT := $(or $(GRAPH_OUT),pdf)
135 BUILD_DIR:=$(BASE_DIR)/build
136 STAMP_DIR:=$(BASE_DIR)/stamps
137 BINARIES_DIR:=$(BASE_DIR)/images
138 TARGET_DIR:=$(BASE_DIR)/target
139 # initial definition so that 'make clean' works for most users, even without
140 # .config. HOST_DIR will be overwritten later when .config is included.
141 HOST_DIR:=$(BASE_DIR)/host
143 LEGAL_INFO_DIR=$(BASE_DIR)/legal-info
144 REDIST_SOURCES_DIR_TARGET=$(LEGAL_INFO_DIR)/sources
145 REDIST_SOURCES_DIR_HOST=$(LEGAL_INFO_DIR)/host-sources
146 LICENSE_FILES_DIR_TARGET=$(LEGAL_INFO_DIR)/licenses
147 LICENSE_FILES_DIR_HOST=$(LEGAL_INFO_DIR)/host-licenses
148 LEGAL_MANIFEST_CSV_TARGET=$(LEGAL_INFO_DIR)/manifest.csv
149 LEGAL_MANIFEST_CSV_HOST=$(LEGAL_INFO_DIR)/host-manifest.csv
150 LEGAL_LICENSES_TXT_TARGET=$(LEGAL_INFO_DIR)/licenses.txt
151 LEGAL_LICENSES_TXT_HOST=$(LEGAL_INFO_DIR)/host-licenses.txt
152 LEGAL_WARNINGS=$(LEGAL_INFO_DIR)/.warnings
153 LEGAL_REPORT=$(LEGAL_INFO_DIR)/README
155 BR2_CONFIG=$(CONFIG_DIR)/.config
157 # Pull in the user's configuration file
158 ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
159 -include $(BR2_CONFIG)
162 # To put more focus on warnings, be less verbose as default
163 # Use 'make V=1' to see the full commands
165 ifeq ("$(origin V)", "command line")
169 ifndef KBUILD_VERBOSE
173 ifeq ($(KBUILD_VERBOSE),1)
184 # we want bash as shell
185 SHELL:=$(shell if [ -x "$$BASH" ]; then echo $$BASH; \
186 else if [ -x /bin/bash ]; then echo /bin/bash; \
187 else echo sh; fi; fi)
189 # kconfig uses CONFIG_SHELL
190 CONFIG_SHELL:=$(SHELL)
192 export SHELL CONFIG_SHELL quiet Q KBUILD_VERBOSE VERBOSE
202 HOSTCC:=$(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
204 HOSTCC_NOCCACHE:=$(HOSTCC)
207 HOSTCXX:=$(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
209 HOSTCXX_NOCCACHE:=$(HOSTCXX)
231 HOSTAR:=$(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
232 HOSTAS:=$(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
233 HOSTFC:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo || which g77 || type -p g77 || echo gfortran)
234 HOSTCPP:=$(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
235 HOSTLD:=$(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
236 HOSTLN:=$(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
237 HOSTNM:=$(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
238 HOSTOBJCOPY:=$(shell which $(HOSTOBJCOPY) || type -p $(HOSTOBJCOPY) || echo objcopy)
239 HOSTRANLIB:=$(shell which $(HOSTRANLIB) || type -p $(HOSTRANLIB) || echo ranlib)
241 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTFC HOSTLD
242 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
244 # Make sure pkg-config doesn't look outside the buildroot tree
245 unexport PKG_CONFIG_PATH
246 unexport PKG_CONFIG_SYSROOT_DIR
247 unexport PKG_CONFIG_LIBDIR
249 # Having DESTDIR set in the environment confuses the installation
250 # steps of some packages.
253 # Causes breakage with packages that needs host-ruby
256 ifeq ($(BR2_HAVE_DOT_CONFIG),y)
258 ################################################################################
260 # Hide troublesome environment variables from sub processes
262 ################################################################################
263 unexport CROSS_COMPILE
270 unexport GREP_OPTIONS
276 GNU_HOST_NAME:=$(shell support/gnuconfig/config.guess)
278 ################################################################################
280 # The list of stuff to build for the target toolchain
281 # along with the packages to build for the target.
283 ################################################################################
285 BASE_TARGETS = toolchain
289 # silent mode requested?
290 QUIET:=$(if $(findstring s,$(MAKEFLAGS)),-q)
292 # Strip off the annoying quoting
293 ARCH:=$(call qstrip,$(BR2_ARCH))
295 KERNEL_ARCH:=$(shell echo "$(ARCH)" | sed -e "s/-.*//" \
296 -e s/i.86/i386/ -e s/sun4u/sparc64/ \
299 -e s/arm.*/arm/ -e s/sa110/arm/ \
300 -e s/aarch64/arm64/ \
301 -e s/bfin/blackfin/ \
302 -e s/parisc64/parisc/ \
303 -e s/powerpc64/powerpc/ \
304 -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
307 ZCAT:=$(call qstrip,$(BR2_ZCAT))
308 BZCAT:=$(call qstrip,$(BR2_BZCAT))
309 XZCAT:=$(call qstrip,$(BR2_XZCAT))
310 TAR_OPTIONS=$(call qstrip,$(BR2_TAR_OPTIONS)) -xf
312 # packages compiled for the host go here
313 HOST_DIR:=$(call qstrip,$(BR2_HOST_DIR))
315 # locales to generate
316 GENERATE_LOCALE=$(call qstrip,$(BR2_GENERATE_LOCALE))
318 TARGET_SKELETON=$(TOPDIR)/system/skeleton
320 # Location of a file giving a big fat warning that output/target
321 # should not be used as the root filesystem.
322 TARGET_DIR_WARNING_FILE=$(TARGET_DIR)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
324 ifeq ($(BR2_CCACHE),y)
325 CCACHE:=$(HOST_DIR)/usr/bin/ccache
326 BR_CACHE_DIR = $(call qstrip,$(BR2_CCACHE_DIR))
328 HOSTCC := $(CCACHE) $(HOSTCC)
329 HOSTCXX := $(CCACHE) $(HOSTCXX)
332 # Scripts in support/ or post-build scripts may need to reference
333 # these locations, so export them so it is easier to use
341 ################################################################################
343 # You should probably leave this stuff alone unless you know
344 # what you are doing.
346 ################################################################################
350 # Include legacy before the other things, because package .mk files
352 ifneq ($(BR2_DEPRECATED),y)
353 include Makefile.legacy
356 include package/Makefile.in
357 include support/dependencies/dependencies.mk
359 # We also need the various per-package makefiles, which also add
360 # each selected package to TARGETS if that package was selected
361 # in the .config file.
362 include toolchain/helpers.mk
363 include toolchain/*/*.mk
365 # Include the package override file if one has been provided in the
367 PACKAGE_OVERRIDE_FILE=$(call qstrip,$(BR2_PACKAGE_OVERRIDE_FILE))
368 ifneq ($(PACKAGE_OVERRIDE_FILE),)
369 -include $(PACKAGE_OVERRIDE_FILE)
372 include $(sort $(wildcard package/*/*.mk))
374 include boot/common.mk
375 include linux/linux.mk
376 include system/system.mk
378 include $(BR2_EXTERNAL)/external.mk
380 TARGETS+=target-finalize
382 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
383 TARGETS+=target-purgelocales
386 ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
387 ifneq ($(GENERATE_LOCALE),)
388 TARGETS+=target-generatelocales
392 ifeq ($(BR2_ECLIPSE_REGISTER),y)
393 TARGETS+=toolchain-eclipse-register
398 TARGETS+=target-post-image
400 TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS) $(BASE_TARGETS))
401 TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS))
402 TARGETS_ALL:=$(patsubst %,__real_tgt_%,$(TARGETS))
404 # host-* dependencies have to be handled specially, as those aren't
405 # visible in Kconfig and hence not added to a variable like TARGETS.
406 # instead, find all the host-* targets listed in each <PKG>_DEPENDENCIES
407 # variable for each enabled target.
408 # Notice: this only works for newstyle gentargets/autotargets packages
409 TARGETS_HOST_DEPS = $(sort $(filter host-%,$(foreach dep,\
410 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS))),\
412 # Host packages can in turn have their own dependencies. Likewise find
413 # all the package names listed in the HOST_<PKG>_DEPENDENCIES for each
414 # host package found above. Ideally this should be done recursively until
415 # no more packages are found, but that's hard to do in make, so limit to
417 HOST_DEPS = $(sort $(foreach dep,\
418 $(addsuffix _DEPENDENCIES,$(call UPPERCASE,$(TARGETS_HOST_DEPS))),\
420 HOST_SOURCE += $(addsuffix -source,$(sort $(TARGETS_HOST_DEPS) $(HOST_DEPS)))
422 TARGETS_LEGAL_INFO:=$(patsubst %,%-legal-info,\
423 $(TARGETS) $(BASE_TARGETS) $(TARGETS_HOST_DEPS) $(HOST_DEPS))))
425 # all targets depend on the crosscompiler and it's prerequisites
426 $(TARGETS_ALL): __real_tgt_%: $(BASE_TARGETS) %
428 dirs: $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
429 $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
431 $(BUILD_DIR)/buildroot-config/auto.conf: $(BR2_CONFIG)
432 $(MAKE1) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
434 prepare: $(BUILD_DIR)/buildroot-config/auto.conf
436 world: $(BASE_TARGETS) $(TARGETS_ALL)
438 .PHONY: all world toolchain dirs clean distclean source outputmakefile \
439 legal-info legal-info-prepare legal-info-clean printvars \
440 $(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \
441 $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) $(TARGETS_LEGAL_INFO) \
442 $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
443 $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR)
445 ################################################################################
447 # staging and target directories do NOT list these as
448 # dependencies anywhere else
450 ################################################################################
451 $(BUILD_DIR) $(HOST_DIR) $(BINARIES_DIR) $(STAMP_DIR) $(LEGAL_INFO_DIR) $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST):
454 # We make a symlink lib32->lib or lib64->lib as appropriate
455 # MIPS64/n32 requires lib32 even though it's a 64-bit arch.
456 ifeq ($(BR2_ARCH_IS_64)$(BR2_MIPS_NABI32),y)
463 @mkdir -p $(STAGING_DIR)/bin
464 @mkdir -p $(STAGING_DIR)/lib
465 @ln -snf lib $(STAGING_DIR)/$(LIB_SYMLINK)
466 @mkdir -p $(STAGING_DIR)/usr/lib
467 @ln -snf lib $(STAGING_DIR)/usr/$(LIB_SYMLINK)
468 @mkdir -p $(STAGING_DIR)/usr/include
469 @mkdir -p $(STAGING_DIR)/usr/bin
470 @ln -snf $(STAGING_DIR) $(BASE_DIR)/staging
472 ifeq ($(BR2_ROOTFS_SKELETON_CUSTOM),y)
473 TARGET_SKELETON=$(BR2_ROOTFS_SKELETON_CUSTOM_PATH)
476 RSYNC_VCS_EXCLUSIONS = \
477 --exclude .svn --exclude .git --exclude .hg --exclude .bzr \
481 mkdir -p $(TARGET_DIR)
482 rsync -a --ignore-times $(RSYNC_VCS_EXCLUSIONS) \
483 --chmod=Du+w --exclude .empty --exclude '*~' \
484 $(TARGET_SKELETON)/ $(TARGET_DIR)/
485 $(INSTALL) -m 0644 support/misc/target-dir-warning.txt $(TARGET_DIR_WARNING_FILE)
486 @ln -snf lib $(TARGET_DIR)/$(LIB_SYMLINK)
487 @mkdir -p $(TARGET_DIR)/usr
488 @ln -snf lib $(TARGET_DIR)/usr/$(LIB_SYMLINK)
491 $(TARGET_DIR): $(BUILD_DIR)/.root
493 STRIP_FIND_CMD = find $(TARGET_DIR)
494 ifneq (,$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS)))
495 STRIP_FIND_CMD += \( $(call finddirclauses,$(TARGET_DIR),$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS))) \) -prune -o
497 STRIP_FIND_CMD += -type f \( -perm /111 -o -name '*.so*' \)
498 STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print
501 rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
502 $(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
503 $(TARGET_DIR)/usr/lib/cmake $(TARGET_DIR)/usr/share/cmake
504 find $(TARGET_DIR)/usr/{lib,share}/ -name '*.cmake' -print0 | xargs -0 rm -f
505 find $(TARGET_DIR)/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
506 find $(TARGET_DIR)/usr/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
507 ifneq ($(BR2_PACKAGE_GDB),y)
508 rm -rf $(TARGET_DIR)/usr/share/gdb
510 rm -rf $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/man
511 rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
512 rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
513 rm -rf $(TARGET_DIR)/usr/share/gtk-doc
514 -rmdir $(TARGET_DIR)/usr/share 2>/dev/null
515 ifeq ($(BR2_PACKAGE_PYTHON_PY_ONLY),y)
516 find $(TARGET_DIR)/usr/lib/ -name '*.pyc' -print0 | xargs -0 rm -f
518 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY),y)
519 find $(TARGET_DIR)/usr/lib/ -name '*.py' -print0 | xargs -0 rm -f
521 rm -rf $(TARGET_DIR)/usr/lib/luarocks
522 $(STRIP_FIND_CMD) | xargs $(STRIPCMD) 2>/dev/null || true
523 if test -d $(TARGET_DIR)/lib/modules; then \
524 find $(TARGET_DIR)/lib/modules -type f -name '*.ko' | \
525 xargs -r $(KSTRIPCMD); fi
527 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
528 # besides the one in which crash occurred; or SIGTRAP kills my program when
529 # I set a breakpoint"
530 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
531 find $(TARGET_DIR)/lib -type f -name 'libpthread*.so*' | \
532 xargs -r $(STRIPCMD) $(STRIP_STRIP_DEBUG)
535 mkdir -p $(TARGET_DIR)/etc
536 # Mandatory configuration file and auxilliary cache directory
537 # for recent versions of ldconfig
538 touch $(TARGET_DIR)/etc/ld.so.conf
539 mkdir -p $(TARGET_DIR)/var/cache/ldconfig
540 if [ -x "$(TARGET_CROSS)ldconfig" ]; \
542 $(TARGET_CROSS)ldconfig -r $(TARGET_DIR); \
544 /sbin/ldconfig -r $(TARGET_DIR); \
547 echo "NAME=Buildroot"; \
548 echo "VERSION=$(BR2_VERSION_FULL)"; \
549 echo "ID=buildroot"; \
550 echo "VERSION_ID=$(BR2_VERSION)"; \
551 echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
552 ) > $(TARGET_DIR)/etc/os-release
554 @$(foreach d, $(call qstrip,$(BR2_ROOTFS_OVERLAY)), \
555 $(call MESSAGE,"Copying overlay $(d)"); \
556 rsync -a --ignore-times $(RSYNC_VCS_EXCLUSIONS) \
557 --chmod=Du+w --exclude .empty --exclude '*~' \
558 $(d)/ $(TARGET_DIR)$(sep))
560 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_BUILD_SCRIPT)), \
561 $(call MESSAGE,"Executing post-build script $(s)"); \
562 $(USER_HOOKS_EXTRA_ENV) $(s) $(TARGET_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
564 ifeq ($(BR2_ENABLE_LOCALE_PURGE),y)
565 LOCALE_WHITELIST=$(BUILD_DIR)/locales.nopurge
566 LOCALE_NOPURGE=$(call qstrip,$(BR2_ENABLE_LOCALE_WHITELIST))
569 rm -f $(LOCALE_WHITELIST)
570 for i in $(LOCALE_NOPURGE); do echo $$i >> $(LOCALE_WHITELIST); done
572 for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/man /usr/share/man /usr/lib/locale)); \
574 for lang in $$(cd $$dir; ls .|grep -v man); \
576 grep -qx $$lang $(LOCALE_WHITELIST) || rm -rf $$dir/$$lang; \
581 ifneq ($(GENERATE_LOCALE),)
582 # Generate locale data. Basically, we call the localedef program
583 # (built by the host-localedef package) for each locale. The input
584 # data comes preferably from the toolchain, or if the toolchain does
585 # not have them (Linaro toolchains), we use the ones available on the
587 target-generatelocales: host-localedef
588 $(Q)mkdir -p $(TARGET_DIR)/usr/lib/locale/
589 $(Q)for locale in $(GENERATE_LOCALE) ; do \
590 inputfile=`echo $${locale} | cut -f1 -d'.'` ; \
591 charmap=`echo $${locale} | cut -f2 -d'.' -s` ; \
592 if test -z "$${charmap}" ; then \
595 echo "Generating locale $${inputfile}.$${charmap}" ; \
596 I18NPATH=$(STAGING_DIR)/usr/share/i18n:/usr/share/i18n \
597 $(HOST_DIR)/usr/bin/localedef \
598 --prefix=$(TARGET_DIR) \
599 --$(call LOWERCASE,$(BR2_ENDIAN))-endian \
600 -i $${inputfile} -f $${charmap} \
606 @$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_IMAGE_SCRIPT)), \
607 $(call MESSAGE,"Executing post-image script $(s)"); \
608 $(USER_HOOKS_EXTRA_ENV) $(s) $(BINARIES_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
610 toolchain-eclipse-register:
611 ./support/scripts/eclipse-register-toolchain `readlink -f $(O)` $(notdir $(TARGET_CROSS)) $(BR2_ARCH)
613 source: dirs $(TARGETS_SOURCE) $(HOST_SOURCE)
616 @$(MAKE1) -Bs DL_MODE=SHOW_EXTERNAL_DEPS $(EXTRAMAKEARGS) source | sort -u
619 @rm -fr $(LEGAL_INFO_DIR)
621 legal-info-prepare: $(LEGAL_INFO_DIR)
622 @$(call MESSAGE,"Collecting legal info")
623 @$(call legal-license-file,buildroot,COPYING,COPYING,HOST)
624 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,TARGET)
625 @$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,HOST)
626 @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPLv2+,COPYING,not saved,HOST)
627 @$(call legal-warning,the Buildroot source code has not been saved)
628 @$(call legal-warning,the toolchain has not been saved)
629 @cp $(BR2_CONFIG) $(LEGAL_INFO_DIR)/buildroot.config
631 legal-info: dirs legal-info-clean legal-info-prepare $(TARGETS_LEGAL_INFO) \
632 $(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST)
633 @cat support/legal-info/README.header >>$(LEGAL_REPORT)
634 @if [ -r $(LEGAL_WARNINGS) ]; then \
635 cat support/legal-info/README.warnings-header \
636 $(LEGAL_WARNINGS) >>$(LEGAL_REPORT); \
637 cat $(LEGAL_WARNINGS); fi
638 @echo "Legal info produced in $(LEGAL_INFO_DIR)"
639 @rm -f $(LEGAL_WARNINGS)
644 graph-build: $(O)/build/build-time.log
645 @install -d $(O)/graphs
646 $(foreach o,name build duration,./support/scripts/graph-build-time \
647 --type=histogram --order=$(o) --input=$(<) \
648 --output=$(O)/graphs/build.hist-$(o).$(BR2_GRAPH_OUT) \
649 $(if $(GRAPH_ALT),--alternate-colors)$(sep))
650 $(foreach t,packages steps,./support/scripts/graph-build-time \
651 --type=pie-$(t) --input=$(<) \
652 --output=$(O)/graphs/build.pie-$(t).$(BR2_GRAPH_OUT) \
653 $(if $(GRAPH_ALT),--alternate-colors)$(sep))
656 @$(INSTALL) -d $(O)/graphs
657 @cd "$(CONFIG_DIR)"; \
658 $(TOPDIR)/support/scripts/graph-depends \
659 |dot -T$(BR2_GRAPH_OUT) -o $(O)/graphs/$(@).$(BR2_GRAPH_OUT)
661 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
665 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
668 # ---------------------------------------------------------------------------
670 HOSTCFLAGS=$(CFLAGS_FOR_BUILD)
673 $(BUILD_DIR)/buildroot-config/%onf:
674 mkdir -p $(@D)/lxdialog
675 $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
677 DEFCONFIG = $(call qstrip,$(BR2_DEFCONFIG))
679 # We don't want to fully expand BR2_DEFCONFIG here, so Kconfig will
680 # recognize that if it's still at its default $(CONFIG_DIR)/defconfig
681 COMMON_CONFIG_ENV = \
682 BR2_DEFCONFIG='$(call qstrip,$(value BR2_DEFCONFIG))' \
683 KCONFIG_AUTOCONFIG=$(BUILD_DIR)/buildroot-config/auto.conf \
684 KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
685 KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
686 BR2_CONFIG=$(BR2_CONFIG) \
687 BR2_EXTERNAL=$(BR2_EXTERNAL)
689 xconfig: $(BUILD_DIR)/buildroot-config/qconf outputmakefile
690 @mkdir -p $(BUILD_DIR)/buildroot-config
691 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
693 gconfig: $(BUILD_DIR)/buildroot-config/gconf outputmakefile
694 @mkdir -p $(BUILD_DIR)/buildroot-config
695 @$(COMMON_CONFIG_ENV) srctree=$(TOPDIR) $< $(CONFIG_CONFIG_IN)
697 menuconfig: $(BUILD_DIR)/buildroot-config/mconf outputmakefile
698 @mkdir -p $(BUILD_DIR)/buildroot-config
699 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
701 nconfig: $(BUILD_DIR)/buildroot-config/nconf outputmakefile
702 @mkdir -p $(BUILD_DIR)/buildroot-config
703 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
705 config: $(BUILD_DIR)/buildroot-config/conf outputmakefile
706 @mkdir -p $(BUILD_DIR)/buildroot-config
707 @$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
709 oldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
710 mkdir -p $(BUILD_DIR)/buildroot-config
711 @$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
713 randconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
714 @mkdir -p $(BUILD_DIR)/buildroot-config
715 @$(COMMON_CONFIG_ENV) $< --randconfig $(CONFIG_CONFIG_IN)
717 allyesconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
718 @mkdir -p $(BUILD_DIR)/buildroot-config
719 @$(COMMON_CONFIG_ENV) $< --allyesconfig $(CONFIG_CONFIG_IN)
721 allnoconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
722 @mkdir -p $(BUILD_DIR)/buildroot-config
723 @$(COMMON_CONFIG_ENV) $< --allnoconfig $(CONFIG_CONFIG_IN)
725 randpackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
726 @mkdir -p $(BUILD_DIR)/buildroot-config
727 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
728 @grep '^config BR2_PACKAGE_' Config.in.legacy | \
729 while read config pkg; do \
730 echo "# $$pkg is not set" >> $(CONFIG_DIR)/.config.nopkg; done
731 @$(COMMON_CONFIG_ENV) \
732 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
733 $< --randconfig $(CONFIG_CONFIG_IN)
734 @rm -f $(CONFIG_DIR)/.config.nopkg
736 allyespackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
737 @mkdir -p $(BUILD_DIR)/buildroot-config
738 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
739 @grep '^config BR2_PACKAGE_' Config.in.legacy | \
740 while read config pkg; do \
741 echo "# $$pkg is not set" >> $(CONFIG_DIR)/.config.nopkg; done
742 @$(COMMON_CONFIG_ENV) \
743 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
744 $< --allyesconfig $(CONFIG_CONFIG_IN)
745 @rm -f $(CONFIG_DIR)/.config.nopkg
747 allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
748 @mkdir -p $(BUILD_DIR)/buildroot-config
749 @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
750 @$(COMMON_CONFIG_ENV) \
751 KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
752 $< --allnoconfig $(CONFIG_CONFIG_IN)
753 @rm -f $(CONFIG_DIR)/.config.nopkg
755 silentoldconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
756 @mkdir -p $(BUILD_DIR)/buildroot-config
757 $(COMMON_CONFIG_ENV) $< --silentoldconfig $(CONFIG_CONFIG_IN)
759 olddefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
760 @mkdir -p $(BUILD_DIR)/buildroot-config
761 $(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN)
763 defconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
764 @mkdir -p $(BUILD_DIR)/buildroot-config
765 @$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
767 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(TOPDIR)/configs/%_defconfig outputmakefile
768 @mkdir -p $(BUILD_DIR)/buildroot-config
769 @$(COMMON_CONFIG_ENV) $< --defconfig=$(TOPDIR)/configs/$@ $(CONFIG_CONFIG_IN)
771 %_defconfig: $(BUILD_DIR)/buildroot-config/conf $(BR2_EXTERNAL)/configs/%_defconfig outputmakefile
772 @mkdir -p $(BUILD_DIR)/buildroot-config
773 @$(COMMON_CONFIG_ENV) $< --defconfig=$(BR2_EXTERNAL)/configs/$@ $(CONFIG_CONFIG_IN)
775 savedefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
776 @mkdir -p $(BUILD_DIR)/buildroot-config
777 @$(COMMON_CONFIG_ENV) $< \
778 --savedefconfig=$(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig) \
781 # check if download URLs are outdated
783 $(MAKE1) DL_MODE=SOURCE_CHECK $(EXTRAMAKEARGS) source
785 .PHONY: defconfig savedefconfig
787 ################################################################################
789 # Cleanup and misc junk
791 ################################################################################
793 # outputmakefile generates a Makefile in the output directory, if using a
794 # separate output directory. This allows convenient use of make in the
797 ifeq ($(NEED_WRAPPER),y)
798 $(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
801 # printvars prints all the variables currently defined in our Makefiles
804 $(sort $(.VARIABLES)), \
805 $(if $(filter-out environment% default automatic, \
807 $(info $V=$($V) ($(value $V)))))
810 rm -rf $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \
811 $(STAMP_DIR) $(BUILD_DIR) $(BASE_DIR)/staging \
815 ifeq ($(DL_DIR),$(TOPDIR)/dl)
821 rm -rf $(BR2_CONFIG) $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/.auto.deps
825 @echo ' clean - delete all files created by build'
826 @echo ' distclean - delete all non-source files (including .config)'
829 @echo ' all - make world'
830 @echo ' toolchain - build toolchain'
831 @echo ' <package>-rebuild - force recompile <package>'
832 @echo ' <package>-reconfigure - force reconfigure <package>'
833 @echo ' <package>-graph-depends - generate graph of the dependency tree for package'
835 @echo 'Configuration:'
836 @echo ' menuconfig - interactive curses-based configurator'
837 @echo ' nconfig - interactive ncurses-based configurator'
838 @echo ' xconfig - interactive Qt-based configurator'
839 @echo ' gconfig - interactive GTK-based configurator'
840 @echo ' oldconfig - resolve any unresolved symbols in .config'
841 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
842 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
843 @echo ' randconfig - New config with random answer to all options'
844 @echo ' defconfig - New config with default answer to all options'
845 @echo ' BR2_DEFCONFIG, if set, is used as input'
846 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
847 @echo ' allyesconfig - New config where all options are accepted with yes'
848 @echo ' allnoconfig - New config where all options are answered with no'
849 @echo ' randpackageconfig - New config with random answer to package options'
850 @echo ' allyespackageconfig - New config where pkg options are accepted with yes'
851 @echo ' allnopackageconfig - New config where package options are answered with no'
852 ifeq ($(BR2_PACKAGE_BUSYBOX),y)
853 @echo ' busybox-menuconfig - Run BusyBox menuconfig'
855 ifeq ($(BR2_LINUX_KERNEL),y)
856 @echo ' linux-menuconfig - Run Linux kernel menuconfig'
857 @echo ' linux-savedefconfig - Run Linux kernel savedefconfig'
859 ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
860 @echo ' uclibc-menuconfig - Run uClibc menuconfig'
862 ifeq ($(BR2_TARGET_BAREBOX),y)
863 @echo ' barebox-menuconfig - Run barebox menuconfig'
864 @echo ' barebox-savedefconfig - Run barebox savedefconfig'
867 @echo 'Documentation:'
868 @echo ' manual - build manual in all formats'
869 @echo ' manual-html - build manual in HTML'
870 @echo ' manual-split-html - build manual in split HTML'
871 @echo ' manual-pdf - build manual in PDF'
872 @echo ' manual-text - build manual in text'
873 @echo ' manual-epub - build manual in ePub'
874 @echo ' graph-build - generate graphs of the build times'
875 @echo ' graph-depends - generate graph of the dependency tree'
877 @echo 'Miscellaneous:'
878 @echo ' source - download all sources needed for offline-build'
879 @echo ' source-check - check selected packages for valid download URLs'
880 @echo ' external-deps - list external packages used'
881 @echo ' legal-info - generate info about license compliance'
883 @echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
884 @echo ' make O=dir - Locate all output files in "dir", including .config'
886 @echo 'Built-in configs:'
887 @$(foreach b, $(sort $(notdir $(wildcard $(TOPDIR)/configs/*_defconfig))), \
888 printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
889 ifneq ($(wildcard $(BR2_EXTERNAL)/configs/*_defconfig),)
891 @echo 'User-provided configs:'
892 @$(foreach b, $(sort $(notdir $(wildcard $(BR2_EXTERNAL)/configs/*_defconfig))), \
893 printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
896 @echo 'See docs/README, or generate the Buildroot manual for further details'
899 release: OUT=buildroot-$(BR2_VERSION)
901 # Create release tarballs. We need to fiddle a bit to add the generated
902 # documentation to the git output
904 git archive --format=tar --prefix=$(OUT)/ HEAD > $(OUT).tar
905 $(MAKE) O=$(OUT) manual-html manual-text manual-pdf
906 tar rf $(OUT).tar $(OUT)
907 gzip -9 -c < $(OUT).tar > $(OUT).tar.gz
908 bzip2 -9 -c < $(OUT).tar > $(OUT).tar.bz2
909 rm -rf $(OUT) $(OUT).tar
912 @echo $(BR2_VERSION_FULL)
914 include docs/manual/manual.mk
916 .PHONY: $(noconfig_targets)