1 # Makefile for buildroot
3 # Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
4 # Copyright (C) 2006-2014 by the Buildroot developers <buildroot@uclibc.org>
5 # Copyright (C) 2014-2016 by the Buildroot developers <buildroot@buildroot.org>
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #--------------------------------------------------------------
23 # Just run 'make menuconfig', configure stuff, then run 'make'.
24 # You shouldn't need to mess with anything beyond this point...
25 #--------------------------------------------------------------
27 # Delete default rules. We don't use them. This saves a bit of time.
30 # we want bash as shell
31 SHELL
:= $(shell if
[ -x
"$$BASH" ]; then echo
$$BASH; \
32 else if
[ -x
/bin
/bash
]; then echo
/bin
/bash
; \
35 # Set O variable if not already done on the command line;
36 # or avoid confusing packages that can use the O=<dir> syntax for out-of-tree
37 # build by preventing it from being forwarded to sub-make calls.
38 ifneq ("$(origin O)", "command line")
42 # Check if the current Buildroot execution meets all the pre-requisites.
43 # If they are not met, Buildroot will actually do its job in a sub-make meeting
44 # its pre-requisites, which are:
45 # 1- Permissive enough umask:
46 # Wrong or too restrictive umask will prevent Buildroot and packages from
47 # creating files and directories.
48 # 2- Absolute canonical CWD (i.e. $(CURDIR)):
49 # Otherwise, some packages will use CWD as-is, others will compute its
50 # absolute canonical path. This makes harder tracking and fixing host
52 # 3- Absolute canonical output location (i.e. $(O)):
53 # For the same reason as the one for CWD.
55 # Remove the trailing '/.' from $(O) as it can be added by the makefile wrapper
56 # installed in the $(O) directory.
57 # Also remove the trailing '/' the user can set when on the command line.
58 override O
:= $(patsubst %/,%,$(patsubst %.
,%,$(O
)))
59 # Make sure $(O) actually exists before calling realpath on it; this is to
60 # avoid empty CANONICAL_O in case on non-existing entry.
61 CANONICAL_O
:= $(shell mkdir
-p
$(O
) >/dev
/null
2>&1)$(realpath
$(O
))
63 CANONICAL_CURDIR
= $(realpath
$(CURDIR
))
67 # Make sure O= is passed (with its absolute canonical path) everywhere the
68 # toplevel makefile is called back.
69 EXTRAMAKEARGS
:= O
=$(CANONICAL_O
)
71 # Check Buildroot execution pre-requisites here.
72 ifneq ($(shell umask
):$(CURDIR
):$(O
),$(REQ_UMASK
):$(CANONICAL_CURDIR
):$(CANONICAL_O
))
73 .PHONY
: _all
$(MAKECMDGOALS
)
79 @umask
$(REQ_UMASK
) && \
80 $(MAKE
) -C
$(CANONICAL_CURDIR
) --no-print-directory \
81 $(MAKECMDGOALS
) $(EXTRAMAKEARGS
)
83 else # umask / $(CURDIR) / $(O)
85 # This is our default rule, so must come first
88 # Set and export the version string
89 export BR2_VERSION
:= 2017.02-git
90 # Actual time the release is cut (for reproducible builds)
91 BR2_VERSION_EPOCH
= 1478206447
93 # Save running make version since it's clobbered by the make package
94 RUNNING_MAKE_VERSION
:= $(MAKE_VERSION
)
96 # Check for minimal make version (note: this check will break at make 10.x)
97 MIN_MAKE_VERSION
= 3.81
98 ifneq ($(firstword $(sort $(RUNNING_MAKE_VERSION
) $(MIN_MAKE_VERSION
))),$(MIN_MAKE_VERSION
))
99 $(error You have make
'$(RUNNING_MAKE_VERSION)' installed. GNU make
>= $(MIN_MAKE_VERSION
) is required
)
102 # Parallel execution of this Makefile is disabled because it changes
103 # the packages building order, that can be a problem for two reasons:
104 # - If a package has an unspecified optional dependency and that
105 # dependency is present when the package is built, it is used,
106 # otherwise it isn't (but compilation happily proceeds) so the end
107 # result will differ if the order is swapped due to parallel
109 # - Also changing the building order can be a problem if two packages
110 # manipulate the same file in the target directory.
112 # Taking into account the above considerations, if you still want to execute
113 # this top-level Makefile in parallel comment the ".NOTPARALLEL" line and
114 # use the -j<jobs> option when building, e.g:
115 # make -j$((`getconf _NPROCESSORS_ONLN`+1))
120 CONFIG_CONFIG_IN
= Config.in
121 CONFIG
= support
/kconfig
122 DATE
:= $(shell date
+%Y
%m
%d
)
124 # Compute the full local version string so packages can use it as-is
125 # Need to export it, so it can be got from environment in children (eg. mconf)
126 export BR2_VERSION_FULL
:= $(BR2_VERSION
)$(shell $(TOPDIR
)/support
/scripts
/setlocalversion
)
128 noconfig_targets
:= menuconfig nconfig gconfig xconfig config oldconfig randconfig \
129 defconfig
%_defconfig allyesconfig allnoconfig silentoldconfig release \
130 randpackageconfig allyespackageconfig allnopackageconfig \
131 print-version olddefconfig
distclean manual manual-html manual-split-html \
132 manual-pdf manual-text manual-epub
134 # Some global targets do not trigger a build, but are used to collect
135 # metadata, or do various checks. When such targets are triggered,
136 # some packages should not do their configuration sanity
137 # checks. Provide them a BR_BUILDING variable set to 'y' when we're
138 # actually building and they should do their sanity checks.
140 # We're building in two situations: when MAKECMDGOALS is empty
141 # (default target is to build), or when MAKECMDGOALS contains
142 # something else than one of the nobuild_targets.
143 nobuild_targets
:= source
%-source source-check \
144 legal-info
%-legal-info external-deps _external-deps \
145 clean distclean help show-targets graph-depends \
146 %-graph-depends
%-show-depends
%-show-version \
147 graph-build graph-size list-defconfigs \
148 savedefconfig printvars
149 ifeq ($(MAKECMDGOALS
),)
151 else ifneq ($(filter-out $(nobuild_targets
),$(MAKECMDGOALS
)),)
155 # We call make recursively to build packages. The command-line overrides that
156 # are passed to Buildroot don't apply to those package build systems. In
157 # particular, we don't want to pass down the O=<dir> option for out-of-tree
158 # builds, because the value specified on the command line will not be correct
162 # Include some helper macros and variables
163 include support
/misc
/utils.mk
165 # Set variables related to in-tree or out-of-tree build.
166 # Here, both $(O) and $(CURDIR) are absolute canonical paths.
167 ifeq ($(O
),$(CURDIR
)/output
)
168 CONFIG_DIR
:= $(CURDIR
)
175 # bash prints the name of the directory on 'cd <dir>' if CDPATH is
176 # set, so unset it here to not cause problems. Notice that the export
177 # line doesn't affect the environment of $(shell ..) calls.
180 BASE_DIR
:= $(CANONICAL_O
)
181 $(if
$(BASE_DIR
),, $(error output directory
"$(O)" does not exist
))
184 # Handling of BR2_EXTERNAL.
186 # The value of BR2_EXTERNAL is stored in .br-external in the output directory.
187 # The location of the external.mk makefile fragments is computed in that file.
188 # On subsequent invocations of make, this file is read in. BR2_EXTERNAL can
189 # still be overridden on the command line, therefore the file is re-created
190 # every time make is run.
192 BR2_EXTERNAL_FILE
= $(BASE_DIR
)/.br-external.mk
193 -include $(BR2_EXTERNAL_FILE
)
194 $(shell support
/scripts
/br2-external \
195 -m
-o
'$(BR2_EXTERNAL_FILE)' $(BR2_EXTERNAL
))
197 include $(BR2_EXTERNAL_FILE
)
198 ifneq ($(BR2_EXTERNAL_ERROR
),)
199 $(error
$(BR2_EXTERNAL_ERROR
))
202 # To make sure that the environment variable overrides the .config option,
203 # set this before including .config.
204 ifneq ($(BR2_DL_DIR
),)
205 DL_DIR
:= $(BR2_DL_DIR
)
207 ifneq ($(BR2_CCACHE_DIR
),)
208 BR_CACHE_DIR
:= $(BR2_CCACHE_DIR
)
211 # Need that early, before we scan packages
212 # Avoids doing the $(or...) everytime
213 BR_GRAPH_OUT
:= $(or
$(BR2_GRAPH_OUT
),pdf
)
215 BUILD_DIR
:= $(BASE_DIR
)/build
216 BINARIES_DIR
:= $(BASE_DIR
)/images
217 TARGET_DIR
:= $(BASE_DIR
)/target
218 # initial definition so that 'make clean' works for most users, even without
219 # .config. HOST_DIR will be overwritten later when .config is included.
220 HOST_DIR
:= $(BASE_DIR
)/host
221 GRAPHS_DIR
:= $(BASE_DIR
)/graphs
223 LEGAL_INFO_DIR
= $(BASE_DIR
)/legal-info
224 REDIST_SOURCES_DIR_TARGET
= $(LEGAL_INFO_DIR
)/sources
225 REDIST_SOURCES_DIR_HOST
= $(LEGAL_INFO_DIR
)/host-sources
226 LICENSE_FILES_DIR_TARGET
= $(LEGAL_INFO_DIR
)/licenses
227 LICENSE_FILES_DIR_HOST
= $(LEGAL_INFO_DIR
)/host-licenses
228 LEGAL_MANIFEST_CSV_TARGET
= $(LEGAL_INFO_DIR
)/manifest.csv
229 LEGAL_MANIFEST_CSV_HOST
= $(LEGAL_INFO_DIR
)/host-manifest.csv
230 LEGAL_WARNINGS
= $(LEGAL_INFO_DIR
)/.warnings
231 LEGAL_REPORT
= $(LEGAL_INFO_DIR
)/README
233 ################################################################################
235 # staging and target directories do NOT list these as
236 # dependencies anywhere else
238 ################################################################################
239 $(BUILD_DIR
) $(TARGET_DIR
) $(HOST_DIR
) $(BINARIES_DIR
) $(LEGAL_INFO_DIR
) $(REDIST_SOURCES_DIR_TARGET
) $(REDIST_SOURCES_DIR_HOST
):
242 BR2_CONFIG
= $(CONFIG_DIR
)/.config
244 # Pull in the user's configuration file
245 ifeq ($(filter $(noconfig_targets
),$(MAKECMDGOALS
)),)
246 -include $(BR2_CONFIG
)
249 # timezone and locale may affect build output
250 ifeq ($(BR2_REPRODUCIBLE
),y
)
255 BR2_VERSION_GIT_EPOCH
= $(shell GIT_DIR
=$(TOPDIR
)/.git
$(GIT
) log
-1 --format
=%at
)
256 export SOURCE_DATE_EPOCH
= $(if
$(wildcard $(TOPDIR
)/.git
),$(BR2_VERSION_GIT_EPOCH
),$(BR2_VERSION_EPOCH
))
259 # To put more focus on warnings, be less verbose as default
260 # Use 'make V=1' to see the full commands
261 ifeq ("$(origin V)", "command line")
262 KBUILD_VERBOSE
= $(V
)
264 ifndef KBUILD_VERBOSE
268 ifeq ($(KBUILD_VERBOSE
),1)
278 # kconfig uses CONFIG_SHELL
279 CONFIG_SHELL
:= $(SHELL
)
281 export SHELL CONFIG_SHELL Q KBUILD_VERBOSE
291 HOSTCC
:= $(shell which
$(HOSTCC
) || type
-p
$(HOSTCC
) || echo gcc
)
293 HOSTCC_NOCCACHE
:= $(HOSTCC
)
296 HOSTCXX
:= $(shell which
$(HOSTCXX
) || type
-p
$(HOSTCXX
) || echo g
++)
298 HOSTCXX_NOCCACHE
:= $(HOSTCXX
)
312 HOSTOBJCOPY
:= objcopy
317 HOSTAR
:= $(shell which
$(HOSTAR
) || type
-p
$(HOSTAR
) || echo
ar)
318 HOSTAS
:= $(shell which
$(HOSTAS
) || type
-p
$(HOSTAS
) || echo
as)
319 HOSTCPP
:= $(shell which
$(HOSTCPP
) || type
-p
$(HOSTCPP
) || echo
cpp)
320 HOSTLD
:= $(shell which
$(HOSTLD
) || type
-p
$(HOSTLD
) || echo
ld)
321 HOSTLN
:= $(shell which
$(HOSTLN
) || type
-p
$(HOSTLN
) || echo ln
)
322 HOSTNM
:= $(shell which
$(HOSTNM
) || type
-p
$(HOSTNM
) || echo nm
)
323 HOSTOBJCOPY
:= $(shell which
$(HOSTOBJCOPY
) || type
-p
$(HOSTOBJCOPY
) || echo objcopy
)
324 HOSTRANLIB
:= $(shell which
$(HOSTRANLIB
) || type
-p
$(HOSTRANLIB
) || echo ranlib
)
325 SED
:= $(shell which sed || type
-p sed
) -i
-e
327 export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTLD
328 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
330 # Determine the userland we are running on.
332 # Note that, despite its name, we are not interested in the actual
333 # architecture name. This is mostly used to determine whether some
334 # of the binary tools (e.g. pre-built external toolchains) can run
335 # on the current host. So we need to know if the userland we're
336 # running on can actually run those toolchains.
338 # For example, a 64-bit prebuilt toolchain will not run on a 64-bit
339 # kernel if the userland is 32-bit (e.g. in a chroot for example).
341 # So, we extract the first part of the tuple the host gcc was
342 # configured to generate code for; we assume this is our userland.
344 export HOSTARCH
:= $(shell LC_ALL
=C
$(HOSTCC_NOCCACHE
) -v
2>&1 | \
345 sed
-e
'/^Target: \([^-]*\).*/!d' \
348 -e
's/sun4u/sparc64/' \
351 -e
's/ppc64/powerpc64/' \
352 -e
's/ppc/powerpc/' \
353 -e
's/macppc/powerpc/' \
356 HOSTCC_VERSION
:= $(shell $(HOSTCC_NOCCACHE
) --version | \
357 sed
-n
-r
's/^.* ([0-9]*)\.([0-9]*)\.([0-9]*)[ ]*.*/\1 \2/p')
359 # For gcc >= 5.x, we only need the major version.
360 ifneq ($(firstword $(HOSTCC_VERSION
)),4)
361 HOSTCC_VERSION
:= $(firstword $(HOSTCC_VERSION
))
364 # Make sure pkg-config doesn't look outside the buildroot tree
365 HOST_PKG_CONFIG_PATH
:= $(PKG_CONFIG_PATH
)
366 unexport PKG_CONFIG_PATH
367 unexport PKG_CONFIG_SYSROOT_DIR
368 unexport PKG_CONFIG_LIBDIR
370 # Having DESTDIR set in the environment confuses the installation
371 # steps of some packages.
374 # Causes breakage with packages that needs host-ruby
377 include package
/pkg-utils.mk
378 include package
/doc-asciidoc.mk
380 ifeq ($(BR2_HAVE_DOT_CONFIG
),y
)
382 ################################################################################
384 # Hide troublesome environment variables from sub processes
386 ################################################################################
387 unexport CROSS_COMPILE
397 unexport GREP_OPTIONS
405 GNU_HOST_NAME
:= $(shell support
/gnuconfig
/config.guess
)
410 # silent mode requested?
411 QUIET
:= $(if
$(findstring s
,$(filter-out --%,$(MAKEFLAGS
))),-q
)
413 # Strip off the annoying quoting
414 ARCH
:= $(call qstrip
,$(BR2_ARCH
))
416 KERNEL_ARCH
:= $(shell echo
"$(ARCH)" | sed
-e
"s/-.*//" \
417 -e s
/i
.86/i386
/ -e s
/sun4u
/sparc64
/ \
420 -e s
/arm.
*/arm
/ -e s
/sa110
/arm
/ \
421 -e s
/aarch64.
*/arm64
/ \
422 -e s
/bfin
/blackfin
/ \
423 -e s
/parisc64
/parisc
/ \
424 -e s
/powerpc64.
*/powerpc
/ \
425 -e s
/ppc.
*/powerpc
/ -e s
/mips.
*/mips
/ \
427 -e s
/microblazeel
/microblaze
/)
429 ZCAT
:= $(call qstrip
,$(BR2_ZCAT
))
430 BZCAT
:= $(call qstrip
,$(BR2_BZCAT
))
431 XZCAT
:= $(call qstrip
,$(BR2_XZCAT
))
432 TAR_OPTIONS
= $(call qstrip
,$(BR2_TAR_OPTIONS
)) -xf
434 # packages compiled for the host go here
435 HOST_DIR
:= $(call qstrip
,$(BR2_HOST_DIR
))
437 # Quotes are needed for spaces and all in the original PATH content.
438 BR_PATH
= "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(HOST_DIR)/usr/bin:$(HOST_DIR)/usr/sbin:$(PATH)"
440 # Location of a file giving a big fat warning that output/target
441 # should not be used as the root filesystem.
442 TARGET_DIR_WARNING_FILE
= $(TARGET_DIR
)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
444 ifeq ($(BR2_CCACHE
),y
)
445 CCACHE
:= $(HOST_DIR
)/usr
/bin
/ccache
446 BR_CACHE_DIR ?
= $(call qstrip
,$(BR2_CCACHE_DIR
))
448 HOSTCC
:= $(CCACHE
) $(HOSTCC
)
449 HOSTCXX
:= $(CCACHE
) $(HOSTCXX
)
454 # Scripts in support/ or post-build scripts may need to reference
455 # these locations, so export them so it is easier to use
457 export BR2_REPRODUCIBLE
464 ################################################################################
466 # You should probably leave this stuff alone unless you know
467 # what you are doing.
469 ################################################################################
473 # Include legacy before the other things, because package .mk files
475 include Makefile.legacy
477 include package
/Makefile.in
478 include support
/dependencies
/dependencies.mk
480 include toolchain
/*.mk
481 include toolchain
/*/*.mk
483 # Include the package override file if one has been provided in the
485 PACKAGE_OVERRIDE_FILE
= $(call qstrip
,$(BR2_PACKAGE_OVERRIDE_FILE
))
486 ifneq ($(PACKAGE_OVERRIDE_FILE
),)
487 -include $(PACKAGE_OVERRIDE_FILE
)
490 include $(sort $(wildcard package
/*/*.mk
))
492 include boot
/common.mk
493 include linux
/linux.mk
496 # If using a br2-external tree, the BR2_EXTERNAL_$(NAME)_PATH variables
497 # are also present in the .config file. Since .config is included after
498 # we defined them in the Makefile, the values for those variables are
499 # quoted. We just include the generated Makefile fragment .br2-external.mk
500 # a third time, which will set those variables to the un-quoted values.
501 include $(BR2_EXTERNAL_FILE
)
503 # Nothing to include if no BR2_EXTERNAL tree in use
504 include $(BR2_EXTERNAL_MKS
)
506 # Now we are sure we have all the packages scanned and defined. We now
507 # check for each package in the list of enabled packages, that all its
508 # dependencies are indeed enabled.
510 # Only trigger the check for default builds. If the user forces building
511 # a package, even if not enabled in the configuration, we want to accept
514 ifeq ($(MAKECMDGOALS
),)
516 define CHECK_ONE_DEPENDENCY
517 ifeq ($$($(2)_TYPE
),target
)
518 ifeq ($$($(2)_IS_VIRTUAL
),)
519 ifneq ($$($$($(2)_KCONFIG_VAR
)),y
)
520 $$(error
$$($(2)_NAME
) is in the dependency chain of
$$($(1)_NAME
) that \
521 has added it to its _DEPENDENCIES variable without selecting it or \
522 depending on it from Config.in
)
528 $(foreach pkg
,$(call UPPERCASE
,$(PACKAGES
)),\
529 $(foreach dep
,$(call UPPERCASE
,$($(pkg
)_FINAL_ALL_DEPENDENCIES
)),\
530 $(eval
$(call CHECK_ONE_DEPENDENCY
,$(pkg
),$(dep
))$(sep
))))
534 dirs
: $(BUILD_DIR
) $(STAGING_DIR
) $(TARGET_DIR
) \
535 $(HOST_DIR
) $(BINARIES_DIR
)
537 $(BUILD_DIR
)/buildroot-config
/auto.conf
: $(BR2_CONFIG
)
538 $(MAKE1
) $(EXTRAMAKEARGS
) HOSTCC
="$(HOSTCC_NOCCACHE)" HOSTCXX
="$(HOSTCXX_NOCCACHE)" silentoldconfig
540 prepare
: $(BUILD_DIR
)/buildroot-config
/auto.conf
542 world
: target-post-image
544 .PHONY
: all world toolchain dirs
clean distclean source outputmakefile \
545 legal-info legal-info-prepare legal-info-clean printvars help \
546 list-defconfigs target-finalize target-post-image source-check
548 # Populating the staging with the base directories is handled by the skeleton package
550 @mkdir
-p
$(STAGING_DIR
)
551 @ln
-snf
$(STAGING_DIR
) $(BASE_DIR
)/staging
553 RSYNC_VCS_EXCLUSIONS
= \
554 --exclude .svn
--exclude .git
--exclude .hg
--exclude .bzr \
557 STRIP_FIND_CMD
= find
$(TARGET_DIR
)
558 ifneq (,$(call qstrip
,$(BR2_STRIP_EXCLUDE_DIRS
)))
559 STRIP_FIND_CMD
+= \
( $(call finddirclauses
,$(TARGET_DIR
),$(call qstrip
,$(BR2_STRIP_EXCLUDE_DIRS
))) \
) -prune
-o
561 STRIP_FIND_CMD
+= -type f \
( -perm
/111 -o
-name
'*.so*' \
)
563 # - libpthread.so: a non-stripped libpthread shared library is needed for
564 # proper debugging of pthread programs using gdb.
565 # - ld.so: a non-stripped dynamic linker library is needed for valgrind
566 # - kernel modules (*.ko): do not function properly when stripped like normal
567 # applications and libraries. Normally kernel modules are already excluded
568 # by the executable permission check above, so the explicit exclusion is only
569 # done for kernel modules with incorrect permissions.
570 STRIP_FIND_CMD
+= -not \
( $(call findfileclauses
,libpthread
*.so
* ld-
*.so
* *.ko
$(call qstrip
,$(BR2_STRIP_EXCLUDE_FILES
))) \
) -print0
572 ifeq ($(BR2_ECLIPSE_REGISTER
),y
)
573 define TOOLCHAIN_ECLIPSE_REGISTER
574 .
/support
/scripts
/eclipse-register-toolchain
`readlink -f $(O)` \
575 $(notdir $(TARGET_CROSS
)) $(BR2_ARCH
)
577 TARGET_FINALIZE_HOOKS
+= TOOLCHAIN_ECLIPSE_REGISTER
580 # Generate locale data. Basically, we call the localedef program
581 # (built by the host-localedef package) for each locale. The input
582 # data comes preferably from the toolchain, or if the toolchain does
583 # not have them (Linaro toolchains), we use the ones available on the
585 ifeq ($(BR2_TOOLCHAIN_USES_GLIBC
),y
)
586 GLIBC_GENERATE_LOCALES
= $(call qstrip
,$(BR2_GENERATE_LOCALE
))
587 ifneq ($(GLIBC_GENERATE_LOCALES
),)
588 PACKAGES
+= host-localedef
590 define GENERATE_GLIBC_LOCALES
591 $(Q
)mkdir
-p
$(TARGET_DIR
)/usr
/lib
/locale
/
592 $(Q
)for locale in
$(GLIBC_GENERATE_LOCALES
) ; do \
593 inputfile
=`echo $${locale} | cut -f1 -d'.'` ; \
594 charmap
=`echo $${locale} | cut -f2 -d'.' -s` ; \
595 if
test -z
"$${charmap}" ; then \
598 echo
"Generating locale $${inputfile}.$${charmap}" ; \
599 I18NPATH
=$(STAGING_DIR
)/usr
/share
/i18n
:/usr
/share
/i18n \
600 $(HOST_DIR
)/usr
/bin
/localedef \
601 --prefix=$(TARGET_DIR
) \
602 --$(call LOWERCASE
,$(BR2_ENDIAN
))-endian \
603 -i
$${inputfile} -f
$${charmap} \
607 TARGET_FINALIZE_HOOKS
+= GENERATE_GLIBC_LOCALES
611 ifeq ($(BR2_ENABLE_LOCALE_PURGE
),y
)
612 LOCALE_WHITELIST
= $(BUILD_DIR
)/locales.nopurge
613 LOCALE_NOPURGE
= $(call qstrip
,$(BR2_ENABLE_LOCALE_WHITELIST
))
615 # This piece of junk does the following:
616 # First collect the whitelist in a file.
617 # Then go over all the locale dirs and for each subdir, check if it exists
618 # in the whitelist file. If it doesn't, kill it.
619 # Finally, specifically for X11, regenerate locale.dir from the whitelist.
621 rm -f
$(LOCALE_WHITELIST
)
622 for i in
$(LOCALE_NOPURGE
) locale-archive
; do echo
$$i >> $(LOCALE_WHITELIST
); done
624 for
dir in
$(wildcard $(addprefix $(TARGET_DIR
),/usr
/share
/locale
/usr
/share
/X11
/locale
/usr
/lib
/locale
)); \
626 for langdir in
$$dir/*; \
628 if
[ -e
"$${langdir}" ]; \
630 grep
-qx
"$${langdir##*/}" $(LOCALE_WHITELIST
) ||
rm -rf
$$langdir; \
634 if
[ -d
$(TARGET_DIR
)/usr
/share
/X11
/locale
]; \
636 for lang in
$(LOCALE_NOPURGE
); \
638 if
[ -f
$(TARGET_DIR
)/usr
/share
/X11
/locale
/$$lang/XLC_LOCALE
]; \
640 echo
"$$lang/XLC_LOCALE: $$lang"; \
642 done
> $(TARGET_DIR
)/usr
/share
/X11
/locale
/locale.
dir; \
645 TARGET_FINALIZE_HOOKS
+= PURGE_LOCALES
648 $(TARGETS_ROOTFS
): target-finalize
650 target-finalize
: $(PACKAGES
)
651 @
$(call MESSAGE
,"Finalizing target directory")
652 $(foreach hook
,$(TARGET_FINALIZE_HOOKS
),$($(hook
))$(sep
))
653 rm -rf
$(TARGET_DIR
)/usr
/include $(TARGET_DIR
)/usr
/share
/aclocal \
654 $(TARGET_DIR
)/usr
/lib
/pkgconfig
$(TARGET_DIR
)/usr
/share
/pkgconfig \
655 $(TARGET_DIR
)/usr
/lib
/cmake
$(TARGET_DIR
)/usr
/share
/cmake
656 find
$(TARGET_DIR
)/usr
/{lib
,share
}/ -name
'*.cmake' -print0 | xargs
-0 rm -f
657 find
$(TARGET_DIR
)/lib
/ $(TARGET_DIR
)/usr
/lib
/ $(TARGET_DIR
)/usr
/libexec
/ \
658 \
( -name
'*.a' -o
-name
'*.la' \
) -print0 | xargs
-0 rm -f
659 ifneq ($(BR2_PACKAGE_GDB
),y
)
660 rm -rf
$(TARGET_DIR
)/usr
/share
/gdb
662 ifneq ($(BR2_PACKAGE_BASH
),y
)
663 rm -rf
$(TARGET_DIR
)/usr
/share
/bash-completion
665 ifneq ($(BR2_PACKAGE_ZSH
),y
)
666 rm -rf
$(TARGET_DIR
)/usr
/share
/zsh
668 rm -rf
$(TARGET_DIR
)/usr
/man
$(TARGET_DIR
)/usr
/share
/man
669 rm -rf
$(TARGET_DIR
)/usr
/info $(TARGET_DIR
)/usr
/share
/info
670 rm -rf
$(TARGET_DIR
)/usr
/doc
$(TARGET_DIR
)/usr
/share
/doc
671 rm -rf
$(TARGET_DIR
)/usr
/share
/gtk-doc
672 rmdir
$(TARGET_DIR
)/usr
/share
2>/dev
/null || true
673 $(STRIP_FIND_CMD
) | xargs
-0 $(STRIPCMD
) 2>/dev
/null || true
675 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
676 # besides the one in which crash occurred; or SIGTRAP kills my program when
677 # I set a breakpoint"
678 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS
),y
)
679 find
$(TARGET_DIR
)/lib
/ -type f
-name
'libpthread*.so*' | \
680 xargs
-r
$(STRIPCMD
) $(STRIP_STRIP_DEBUG
)
683 # Valgrind needs ld.so with enough information, so only strip
685 find
$(TARGET_DIR
)/lib
/ -type f
-name
'ld-*.so*' | \
686 xargs
-r
$(STRIPCMD
) $(STRIP_STRIP_DEBUG
)
687 test -f
$(TARGET_DIR
)/etc
/ld.so.conf
&& \
688 { echo
"ERROR: we shouldn't have a /etc/ld.so.conf file"; exit
1; } || true
689 test -d
$(TARGET_DIR
)/etc
/ld.so.conf.d
&& \
690 { echo
"ERROR: we shouldn't have a /etc/ld.so.conf.d directory"; exit
1; } || true
691 mkdir
-p
$(TARGET_DIR
)/etc
693 echo
"NAME=Buildroot"; \
694 echo
"VERSION=$(BR2_VERSION_FULL)"; \
695 echo
"ID=buildroot"; \
696 echo
"VERSION_ID=$(BR2_VERSION)"; \
697 echo
"PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
698 ) > $(TARGET_DIR
)/etc
/os-release
700 @
$(foreach d
, $(call qstrip
,$(BR2_ROOTFS_OVERLAY
)), \
701 $(call MESSAGE
,"Copying overlay $(d)"); \
702 rsync
-a
--ignore-times
--keep-dirlinks
$(RSYNC_VCS_EXCLUSIONS
) \
703 --chmod
=u
=rwX
,go
=rX
--exclude .empty
--exclude
'*~' \
704 $(d
)/ $(TARGET_DIR
)$(sep
))
706 @
$(foreach s
, $(call qstrip
,$(BR2_ROOTFS_POST_BUILD_SCRIPT
)), \
707 $(call MESSAGE
,"Executing post-build script $(s)"); \
708 $(EXTRA_ENV
) $(s
) $(TARGET_DIR
) $(call qstrip
,$(BR2_ROOTFS_POST_SCRIPT_ARGS
))$(sep
))
710 target-post-image
: $(TARGETS_ROOTFS
) target-finalize
711 @
$(foreach s
, $(call qstrip
,$(BR2_ROOTFS_POST_IMAGE_SCRIPT
)), \
712 $(call MESSAGE
,"Executing post-image script $(s)"); \
713 $(EXTRA_ENV
) $(s
) $(BINARIES_DIR
) $(call qstrip
,$(BR2_ROOTFS_POST_SCRIPT_ARGS
))$(sep
))
715 source
: $(foreach p
,$(PACKAGES
),$(p
)-all-source
)
717 _external-deps
: $(foreach p
,$(PACKAGES
),$(p
)-all-external-deps
)
719 @
$(MAKE1
) -Bs
$(EXTRAMAKEARGS
) _external-deps |
sort -u
721 # check if download URLs are outdated
722 source-check
: $(foreach p
,$(PACKAGES
),$(p
)-all-source-check
)
725 @
rm -fr
$(LEGAL_INFO_DIR
)
727 legal-info-prepare
: $(LEGAL_INFO_DIR
)
728 @
$(call MESSAGE
,"Collecting legal info")
729 @
$(call legal-license-file
,buildroot
,COPYING
,COPYING
,HOST
)
730 @
$(call legal-manifest
,PACKAGE
,VERSION
,LICENSE
,LICENSE FILES
,SOURCE ARCHIVE
,SOURCE SITE
,TARGET
)
731 @
$(call legal-manifest
,PACKAGE
,VERSION
,LICENSE
,LICENSE FILES
,SOURCE ARCHIVE
,SOURCE SITE
,HOST
)
732 @
$(call legal-manifest
,buildroot
,$(BR2_VERSION_FULL
),GPLv2
+,COPYING
,not saved
,not saved
,HOST
)
733 @
$(call legal-warning
,the Buildroot source code has not been saved
)
734 @cp
$(BR2_CONFIG
) $(LEGAL_INFO_DIR
)/buildroot.config
736 legal-info
: dirs legal-info-clean legal-info-prepare
$(foreach p
,$(PACKAGES
),$(p
)-all-legal-info
) \
737 $(REDIST_SOURCES_DIR_TARGET
) $(REDIST_SOURCES_DIR_HOST
)
738 @cat support
/legal-info
/README.header
>>$(LEGAL_REPORT
)
739 @if
[ -r
$(LEGAL_WARNINGS
) ]; then \
740 cat support
/legal-info
/README.warnings-header \
741 $(LEGAL_WARNINGS
) >>$(LEGAL_REPORT
); \
742 cat
$(LEGAL_WARNINGS
); fi
743 @
rm -f
$(LEGAL_WARNINGS
)
744 @
(cd
$(LEGAL_INFO_DIR
); \
745 find
* -type f
-exec sha256sum
{} + | LC_ALL
=C
sort -k2 \
746 >.legal-info.sha256
; \
747 mv .legal-info.sha256 legal-info.sha256
)
748 @echo
"Legal info produced in $(LEGAL_INFO_DIR)"
751 @echo
$(PACKAGES
) $(TARGETS_ROOTFS
)
753 graph-build
: $(O
)/build
/build-time.log
754 @
install -d
$(GRAPHS_DIR
)
755 $(foreach o
,name build duration
,.
/support
/scripts
/graph-build-time \
756 --type
=histogram
--order
=$(o
) --input
=$(<) \
757 --output
=$(GRAPHS_DIR
)/build.hist-
$(o
).
$(BR_GRAPH_OUT
) \
758 $(if
$(BR2_GRAPH_ALT
),--alternate-colors
)$(sep
))
759 $(foreach t
,packages steps
,.
/support
/scripts
/graph-build-time \
760 --type
=pie-
$(t
) --input
=$(<) \
761 --output
=$(GRAPHS_DIR
)/build.pie-
$(t
).
$(BR_GRAPH_OUT
) \
762 $(if
$(BR2_GRAPH_ALT
),--alternate-colors
)$(sep
))
764 graph-depends-requirements
:
765 @dot
-?
>/dev
/null
2>&1 || \
766 { echo
"ERROR: The 'dot' program from Graphviz is needed for graph-depends" >&2; exit
1; }
768 graph-depends
: graph-depends-requirements
769 @
$(INSTALL
) -d
$(GRAPHS_DIR
)
770 @cd
"$(CONFIG_DIR)"; \
771 $(TOPDIR
)/support
/scripts
/graph-depends
$(BR2_GRAPH_DEPS_OPTS
) \
772 --direct
-o
$(GRAPHS_DIR
)/$(@
).dot
773 dot
$(BR2_GRAPH_DOT_OPTS
) -T
$(BR_GRAPH_OUT
) \
774 -o
$(GRAPHS_DIR
)/$(@
).
$(BR_GRAPH_OUT
) \
775 $(GRAPHS_DIR
)/$(@
).dot
778 $(Q
)mkdir
-p
$(GRAPHS_DIR
)
779 $(Q
)$(TOPDIR
)/support
/scripts
/size-stats
--builddir
$(BASE_DIR
) \
780 --graph
$(GRAPHS_DIR
)/graph-size.
$(BR_GRAPH_OUT
) \
781 --file-size-csv
$(GRAPHS_DIR
)/file-size-stats.csv \
782 --package-size-csv
$(GRAPHS_DIR
)/package-size-stats.csv
785 @cd
"$(CONFIG_DIR)"; \
786 $(TOPDIR
)/support
/scripts
/graph-depends
-C
788 else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
792 endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
795 # ---------------------------------------------------------------------------
797 HOSTCFLAGS
= $(CFLAGS_FOR_BUILD
)
800 .PHONY
: prepare-kconfig
801 prepare-kconfig
: outputmakefile
$(BUILD_DIR
)/.br2-external.in
803 $(BUILD_DIR
)/buildroot-config
/%onf
:
804 mkdir
-p
$(@D
)/lxdialog
805 PKG_CONFIG_PATH
="$(HOST_PKG_CONFIG_PATH)" $(MAKE
) CC
="$(HOSTCC_NOCCACHE)" HOSTCC
="$(HOSTCC_NOCCACHE)" \
806 obj
=$(@D
) -C
$(CONFIG
) -f Makefile.br
$(@F
)
808 DEFCONFIG
= $(call qstrip
,$(BR2_DEFCONFIG
))
810 # We don't want to fully expand BR2_DEFCONFIG here, so Kconfig will
811 # recognize that if it's still at its default $(CONFIG_DIR)/defconfig
812 COMMON_CONFIG_ENV
= \
813 BR2_DEFCONFIG
='$(call qstrip,$(value BR2_DEFCONFIG))' \
814 KCONFIG_AUTOCONFIG
=$(BUILD_DIR
)/buildroot-config
/auto.conf \
815 KCONFIG_AUTOHEADER
=$(BUILD_DIR
)/buildroot-config
/autoconf.h \
816 KCONFIG_TRISTATE
=$(BUILD_DIR
)/buildroot-config
/tristate.config \
817 BR2_CONFIG
=$(BR2_CONFIG
) \
818 HOST_GCC_VERSION
="$(HOSTCC_VERSION)" \
819 BUILD_DIR
=$(BUILD_DIR
) \
822 xconfig
: $(BUILD_DIR
)/buildroot-config
/qconf prepare-kconfig
823 @
$(COMMON_CONFIG_ENV
) $< $(CONFIG_CONFIG_IN
)
825 gconfig
: $(BUILD_DIR
)/buildroot-config
/gconf prepare-kconfig
826 @
$(COMMON_CONFIG_ENV
) srctree
=$(TOPDIR
) $< $(CONFIG_CONFIG_IN
)
828 menuconfig
: $(BUILD_DIR
)/buildroot-config
/mconf prepare-kconfig
829 @
$(COMMON_CONFIG_ENV
) $< $(CONFIG_CONFIG_IN
)
831 nconfig
: $(BUILD_DIR
)/buildroot-config
/nconf prepare-kconfig
832 @
$(COMMON_CONFIG_ENV
) $< $(CONFIG_CONFIG_IN
)
834 config
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
835 @
$(COMMON_CONFIG_ENV
) $< $(CONFIG_CONFIG_IN
)
837 # For the config targets that automatically select options, we pass
838 # SKIP_LEGACY=y to disable the legacy options. However, in that case
839 # no values are set for the legacy options so a subsequent oldconfig
840 # will query them. Therefore, run an additional olddefconfig.
842 oldconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
843 @
$(COMMON_CONFIG_ENV
) $< --oldconfig
$(CONFIG_CONFIG_IN
)
845 randconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
846 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y
$< --randconfig
$(CONFIG_CONFIG_IN
)
847 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
849 allyesconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
850 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y
$< --allyesconfig
$(CONFIG_CONFIG_IN
)
851 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
853 allnoconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
854 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y
$< --allnoconfig
$(CONFIG_CONFIG_IN
)
855 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
857 randpackageconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
858 @grep
-v BR2_PACKAGE_
$(BR2_CONFIG
) > $(CONFIG_DIR
)/.config.nopkg
859 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y \
860 KCONFIG_ALLCONFIG
=$(CONFIG_DIR
)/.config.nopkg \
861 $< --randconfig
$(CONFIG_CONFIG_IN
)
862 @
rm -f
$(CONFIG_DIR
)/.config.nopkg
863 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
865 allyespackageconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
866 @grep
-v BR2_PACKAGE_
$(BR2_CONFIG
) > $(CONFIG_DIR
)/.config.nopkg
867 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y \
868 KCONFIG_ALLCONFIG
=$(CONFIG_DIR
)/.config.nopkg \
869 $< --allyesconfig
$(CONFIG_CONFIG_IN
)
870 @
rm -f
$(CONFIG_DIR
)/.config.nopkg
871 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
873 allnopackageconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
874 @grep
-v BR2_PACKAGE_
$(BR2_CONFIG
) > $(CONFIG_DIR
)/.config.nopkg
875 @
$(COMMON_CONFIG_ENV
) SKIP_LEGACY
=y \
876 KCONFIG_ALLCONFIG
=$(CONFIG_DIR
)/.config.nopkg \
877 $< --allnoconfig
$(CONFIG_CONFIG_IN
)
878 @
rm -f
$(CONFIG_DIR
)/.config.nopkg
879 @
$(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
) >/dev
/null
881 silentoldconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
882 $(COMMON_CONFIG_ENV
) $< --silentoldconfig
$(CONFIG_CONFIG_IN
)
884 olddefconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
885 $(COMMON_CONFIG_ENV
) $< --olddefconfig
$(CONFIG_CONFIG_IN
)
887 defconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
888 @
$(COMMON_CONFIG_ENV
) $< --defconfig
$(if
$(DEFCONFIG
),=$(DEFCONFIG
)) $(CONFIG_CONFIG_IN
)
890 define percent_defconfig
891 # Override the BR2_DEFCONFIG from COMMON_CONFIG_ENV with the new defconfig
892 %_defconfig
: $(BUILD_DIR
)/buildroot-config
/conf
$(1)/configs
/%_defconfig prepare-kconfig
893 @
$$(COMMON_CONFIG_ENV
) BR2_DEFCONFIG
=$(1)/configs
/$$@ \
894 $$< --defconfig
=$(1)/configs
/$$@
$$(CONFIG_CONFIG_IN
)
896 $(eval
$(foreach d
,$(call reverse
,$(TOPDIR
) $(BR2_EXTERNAL_DIRS
)),$(call percent_defconfig
,$(d
))$(sep
)))
898 savedefconfig
: $(BUILD_DIR
)/buildroot-config
/conf prepare-kconfig
899 @
$(COMMON_CONFIG_ENV
) $< \
900 --savedefconfig
=$(if
$(DEFCONFIG
),$(DEFCONFIG
),$(CONFIG_DIR
)/defconfig
) \
902 @
$(SED
) '/BR2_DEFCONFIG=/d' $(if
$(DEFCONFIG
),$(DEFCONFIG
),$(CONFIG_DIR
)/defconfig
)
904 .PHONY
: defconfig savedefconfig
906 ################################################################################
908 # Cleanup and misc junk
910 ################################################################################
912 # outputmakefile generates a Makefile in the output directory, if using a
913 # separate output directory. This allows convenient use of make in the
916 ifeq ($(NEED_WRAPPER
),y
)
917 $(Q
)$(TOPDIR
)/support
/scripts
/mkmakefile
$(TOPDIR
) $(O
)
920 # Even though the target is a real file, we mark it as PHONY as we
921 # want it to be re-generated each time make is invoked, in case the
922 # value of BR2_EXTERNAL is changed.
923 .PHONY
: $(BUILD_DIR
)/.br2-external.in
924 $(BUILD_DIR
)/.br2-external.in
: $(BUILD_DIR
)
925 $(Q
)support
/scripts
/br2-external
-k
-o
"$(@)" $(BR2_EXTERNAL
)
927 # printvars prints all the variables currently defined in our
928 # Makefiles. Alternatively, if a non-empty VARS variable is passed,
929 # only the variables matching the make pattern passed in VARS are
933 $(sort $(if
$(VARS
),$(filter $(VARS
),$(.VARIABLES
)),$(.VARIABLES
))), \
934 $(if
$(filter-out environment
% default automatic
, \
936 $(info $V=$($V) ($(value
$V)))))
939 rm -rf
$(TARGET_DIR
) $(BINARIES_DIR
) $(HOST_DIR
) \
940 $(BUILD_DIR
) $(BASE_DIR
)/staging \
941 $(LEGAL_INFO_DIR
) $(GRAPHS_DIR
)
944 ifeq ($(O
),$(CURDIR
)/output
)
947 rm -rf
$(TOPDIR
)/dl
$(BR2_CONFIG
) $(CONFIG_DIR
)/.config.old
$(CONFIG_DIR
)/..config.tmp \
948 $(CONFIG_DIR
)/.auto.deps
$(BR2_EXTERNAL_FILE
)
952 @echo
' clean - delete all files created by build'
953 @echo
' distclean - delete all non-source files (including .config)'
956 @echo
' all - make world'
957 @echo
' toolchain - build toolchain'
959 @echo
'Configuration:'
960 @echo
' menuconfig - interactive curses-based configurator'
961 @echo
' nconfig - interactive ncurses-based configurator'
962 @echo
' xconfig - interactive Qt-based configurator'
963 @echo
' gconfig - interactive GTK-based configurator'
964 @echo
' oldconfig - resolve any unresolved symbols in .config'
965 @echo
' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
966 @echo
' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
967 @echo
' randconfig - New config with random answer to all options'
968 @echo
' defconfig - New config with default answer to all options'
969 @echo
' BR2_DEFCONFIG, if set, is used as input'
970 @echo
' savedefconfig - Save current config to BR2_DEFCONFIG (minimal config)'
971 @echo
' allyesconfig - New config where all options are accepted with yes'
972 @echo
' allnoconfig - New config where all options are answered with no'
973 @echo
' randpackageconfig - New config with random answer to package options'
974 @echo
' allyespackageconfig - New config where pkg options are accepted with yes'
975 @echo
' allnopackageconfig - New config where package options are answered with no'
977 @echo
'Package-specific:'
978 @echo
' <pkg> - Build and install <pkg> and all its dependencies'
979 @echo
' <pkg>-source - Only download the source files for <pkg>'
980 @echo
' <pkg>-extract - Extract <pkg> sources'
981 @echo
' <pkg>-patch - Apply patches to <pkg>'
982 @echo
' <pkg>-depends - Build <pkg>'\''s dependencies'
983 @echo
' <pkg>-configure - Build <pkg> up to the configure step'
984 @echo
' <pkg>-build - Build <pkg> up to the build step'
985 @echo
' <pkg>-show-depends - List packages on which <pkg> depends'
986 @echo
' <pkg>-show-rdepends - List packages which have <pkg> as a dependency'
987 @echo
' <pkg>-graph-depends - Generate a graph of <pkg>'\''s dependencies'
988 @echo
' <pkg>-graph-rdepends - Generate a graph of <pkg>'\''s reverse dependencies'
989 @echo
' <pkg>-dirclean - Remove <pkg> build directory'
990 @echo
' <pkg>-reconfigure - Restart the build from the configure step'
991 @echo
' <pkg>-rebuild - Restart the build from the build step'
992 $(foreach p
,$(HELP_PACKAGES
), \
994 @echo
'$($(p)_NAME):' $(sep
) \
995 $($(p
)_HELP_CMDS
)$(sep
))
997 @echo
'Documentation:'
998 @echo
' manual - build manual in all formats'
999 @echo
' manual-html - build manual in HTML'
1000 @echo
' manual-split-html - build manual in split HTML'
1001 @echo
' manual-pdf - build manual in PDF'
1002 @echo
' manual-text - build manual in text'
1003 @echo
' manual-epub - build manual in ePub'
1004 @echo
' graph-build - generate graphs of the build times'
1005 @echo
' graph-depends - generate graph of the dependency tree'
1006 @echo
' graph-size - generate stats of the filesystem size'
1007 @echo
' list-defconfigs - list all defconfigs (pre-configured minimal systems)'
1009 @echo
'Miscellaneous:'
1010 @echo
' source - download all sources needed for offline-build'
1011 @echo
' source-check - check selected packages for valid download URLs'
1012 @echo
' external-deps - list external packages used'
1013 @echo
' legal-info - generate info about license compliance'
1015 @echo
' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
1016 @echo
' make O=dir - Locate all output files in "dir", including .config'
1018 @echo
'For further details, see README, generate the Buildroot manual, or consult'
1019 @echo
'it on-line at http://buildroot.org/docs.html'
1022 # List the defconfig files
1023 # $(1): base directory
1024 # $(2): br2-external name, empty for bundled
1025 define list-defconfigs
1027 for defconfig in
$(1)/configs
/*_defconfig
; do \
1028 [ -f
"$${defconfig}" ] || continue
; \
1029 if
$${first}; then \
1030 if
[ "$(2)" ]; then \
1031 printf
'External configs in "$(call qstrip,$(2))":\n'; \
1033 printf
"Built-in configs:\n"; \
1037 defconfig
="$${defconfig##*/}"; \
1038 printf
" %-35s - Build for %s\n" "$${defconfig}" "$${defconfig%_defconfig}"; \
1040 $${first} || printf
"\n"
1043 # We iterate over BR2_EXTERNAL_NAMES rather than BR2_EXTERNAL_DIRS,
1044 # because we want to display the name of the br2-external tree.
1046 $(call list-defconfigs
,$(TOPDIR
))
1047 $(foreach name
,$(BR2_EXTERNAL_NAMES
),\
1048 $(call list-defconfigs
,$(BR2_EXTERNAL_
$(name
)_PATH
),\
1049 $(BR2_EXTERNAL_
$(name
)_DESC
))$(sep
))
1051 release
: OUT
= buildroot-
$(BR2_VERSION
)
1053 # Create release tarballs. We need to fiddle a bit to add the generated
1054 # documentation to the git output
1056 git archive
--format
=tar --prefix=$(OUT
)/ HEAD
> $(OUT
).
tar
1057 $(MAKE
) O
=$(OUT
) manual-html manual-text manual-pdf
1058 $(MAKE
) O
=$(OUT
) manual-clean
1059 tar rf
$(OUT
).
tar $(OUT
)
1060 gzip
-9 -c
< $(OUT
).
tar > $(OUT
).
tar.gz
1061 bzip2
-9 -c
< $(OUT
).
tar > $(OUT
).
tar.bz2
1062 rm -rf
$(OUT
) $(OUT
).
tar
1065 @echo
$(BR2_VERSION_FULL
)
1067 include docs
/manual
/manual.mk
1068 -include $(foreach dir,$(BR2_EXTERNAL_DIRS
),$(dir)/docs
/*/*.mk
)
1070 .PHONY
: $(noconfig_targets
)
1072 endif #umask / $(CURDIR) / $(O)