#
# Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
# Copyright (C) 2006-2014 by the Buildroot developers <buildroot@uclibc.org>
-# Copyright (C) 2014-2017 by the Buildroot developers <buildroot@buildroot.org>
+# Copyright (C) 2014-2018 by the Buildroot developers <buildroot@buildroot.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# This is our default rule, so must come first
all:
+.PHONY: all
# Set and export the version string
-export BR2_VERSION := 2017.02-rc1
+export BR2_VERSION := 2018.02-rc3
# Actual time the release is cut (for reproducible builds)
-BR2_VERSION_EPOCH = 1486825200
+BR2_VERSION_EPOCH = 1519768000
# Save running make version since it's clobbered by the make package
RUNNING_MAKE_VERSION := $(MAKE_VERSION)
# Need to export it, so it can be got from environment in children (eg. mconf)
export BR2_VERSION_FULL := $(BR2_VERSION)$(shell $(TOPDIR)/support/scripts/setlocalversion)
+# List of targets and target patterns for which .config doesn't need to be read in
noconfig_targets := menuconfig nconfig gconfig xconfig config oldconfig randconfig \
- defconfig %_defconfig allyesconfig allnoconfig silentoldconfig release \
+ defconfig %_defconfig allyesconfig allnoconfig alldefconfig silentoldconfig release \
randpackageconfig allyespackageconfig allnopackageconfig \
- print-version olddefconfig distclean manual manual-html manual-split-html \
- manual-pdf manual-text manual-epub
+ print-version olddefconfig distclean manual manual-%
# Some global targets do not trigger a build, but are used to collect
# metadata, or do various checks. When such targets are triggered,
# We're building in two situations: when MAKECMDGOALS is empty
# (default target is to build), or when MAKECMDGOALS contains
# something else than one of the nobuild_targets.
-nobuild_targets := source %-source source-check \
+nobuild_targets := source %-source \
legal-info %-legal-info external-deps _external-deps \
clean distclean help show-targets graph-depends \
%-graph-depends %-show-depends %-show-version \
export LC_ALL = C
export GZIP = -n
BR2_VERSION_GIT_EPOCH = $(shell GIT_DIR=$(TOPDIR)/.git $(GIT) log -1 --format=%at)
-export SOURCE_DATE_EPOCH = $(if $(wildcard $(TOPDIR)/.git),$(BR2_VERSION_GIT_EPOCH),$(BR2_VERSION_EPOCH))
+export SOURCE_DATE_EPOCH ?= $(if $(wildcard $(TOPDIR)/.git),$(BR2_VERSION_GIT_EPOCH),$(BR2_VERSION_EPOCH))
DEPENDENCIES_HOST_PREREQ += host-fakedate
endif
HOST_DIR := $(call qstrip,$(BR2_HOST_DIR))
# Quotes are needed for spaces and all in the original PATH content.
-BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(HOST_DIR)/usr/bin:$(HOST_DIR)/usr/sbin:$(PATH)"
+BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(PATH)"
# Location of a file giving a big fat warning that output/target
# should not be used as the root filesystem.
TARGET_DIR_WARNING_FILE = $(TARGET_DIR)/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
ifeq ($(BR2_CCACHE),y)
-CCACHE := $(HOST_DIR)/usr/bin/ccache
+CCACHE := $(HOST_DIR)/bin/ccache
BR_CACHE_DIR ?= $(call qstrip,$(BR2_CCACHE_DIR))
export BR_CACHE_DIR
HOSTCC := $(CCACHE) $(HOSTCC)
# may rely on it.
include Makefile.legacy
+include system/system.mk
include package/Makefile.in
+# arch/arch.mk.* must be after package/Makefile.in because it may need to
+# complement variables defined therein, like BR_NO_CHECK_HASH_FOR.
+-include $(sort $(wildcard arch/arch.mk.*))
include support/dependencies/dependencies.mk
-include toolchain/*.mk
-include toolchain/*/*.mk
+PACKAGES += $(DEPENDENCIES_HOST_PREREQ)
+
+include $(sort $(wildcard toolchain/*.mk))
+include $(sort $(wildcard toolchain/*/*.mk))
# Include the package override file if one has been provided in the
# configuration.
endif
+.PHONY: dirs
dirs: $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
- $(HOST_DIR) $(BINARIES_DIR)
+ $(HOST_DIR) $(HOST_DIR)/usr $(HOST_DIR)/lib $(BINARIES_DIR)
$(BUILD_DIR)/buildroot-config/auto.conf: $(BR2_CONFIG)
$(MAKE1) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
+.PHONY: prepare
prepare: $(BUILD_DIR)/buildroot-config/auto.conf
+.PHONY: world
world: target-post-image
-.PHONY: all world toolchain dirs clean distclean source outputmakefile \
- legal-info legal-info-prepare legal-info-clean printvars help \
- list-defconfigs target-finalize target-post-image source-check
+.PHONY: sdk
+sdk: world
+ @$(call MESSAGE,"Rendering the SDK relocatable")
+ $(TOPDIR)/support/scripts/fix-rpath host
+ $(TOPDIR)/support/scripts/fix-rpath staging
+ $(INSTALL) -m 755 $(TOPDIR)/support/misc/relocate-sdk.sh $(HOST_DIR)/relocate-sdk.sh
+ echo $(HOST_DIR) > $(HOST_DIR)/share/buildroot/sdk-location
+
+# Compatibility symlink in case a post-build script still uses $(HOST_DIR)/usr
+$(HOST_DIR)/usr: $(HOST_DIR)
+ @ln -snf . $@
+
+$(HOST_DIR)/lib: $(HOST_DIR)
+ @mkdir -p $@
+ @case $(HOSTARCH) in \
+ (*64) ln -snf lib $(@D)/lib64;; \
+ (*) ln -snf lib $(@D)/lib32;; \
+ esac
# Populating the staging with the base directories is handled by the skeleton package
$(STAGING_DIR):
fi ; \
echo "Generating locale $${inputfile}.$${charmap}" ; \
I18NPATH=$(STAGING_DIR)/usr/share/i18n:/usr/share/i18n \
- $(HOST_DIR)/usr/bin/localedef \
+ $(HOST_DIR)/bin/localedef \
--prefix=$(TARGET_DIR) \
--$(call LOWERCASE,$(BR2_ENDIAN))-endian \
-i $${inputfile} -f $${charmap} \
$(TARGETS_ROOTFS): target-finalize
+.PHONY: target-finalize
target-finalize: $(PACKAGES)
@$(call MESSAGE,"Finalizing target directory")
+ # Check files that are touched by more than one package
+ ./support/scripts/check-uniq-files -t target $(BUILD_DIR)/packages-file-list.txt
+ ./support/scripts/check-uniq-files -t staging $(BUILD_DIR)/packages-file-list-staging.txt
+ ./support/scripts/check-uniq-files -t host $(BUILD_DIR)/packages-file-list-host.txt
$(foreach hook,$(TARGET_FINALIZE_HOOKS),$($(hook))$(sep))
rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
$(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
echo "ID=buildroot"; \
echo "VERSION_ID=$(BR2_VERSION)"; \
echo "PRETTY_NAME=\"Buildroot $(BR2_VERSION)\"" \
- ) > $(TARGET_DIR)/etc/os-release
+ ) > $(TARGET_DIR)/usr/lib/os-release
+ ln -sf ../usr/lib/os-release $(TARGET_DIR)/etc
+
+ @$(call MESSAGE,"Sanitizing RPATH in target tree")
+ $(TOPDIR)/support/scripts/fix-rpath target
@$(foreach d, $(call qstrip,$(BR2_ROOTFS_OVERLAY)), \
$(call MESSAGE,"Copying overlay $(d)"); \
$(call MESSAGE,"Executing post-build script $(s)"); \
$(EXTRA_ENV) $(s) $(TARGET_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
+.PHONY: target-post-image
target-post-image: $(TARGETS_ROOTFS) target-finalize
@$(foreach s, $(call qstrip,$(BR2_ROOTFS_POST_IMAGE_SCRIPT)), \
$(call MESSAGE,"Executing post-image script $(s)"); \
$(EXTRA_ENV) $(s) $(BINARIES_DIR) $(call qstrip,$(BR2_ROOTFS_POST_SCRIPT_ARGS))$(sep))
+.PHONY: source
source: $(foreach p,$(PACKAGES),$(p)-all-source)
+.PHONY: _external-deps external-deps
_external-deps: $(foreach p,$(PACKAGES),$(p)-all-external-deps)
external-deps:
@$(MAKE1) -Bs $(EXTRAMAKEARGS) _external-deps | sort -u
-# check if download URLs are outdated
-source-check: $(foreach p,$(PACKAGES),$(p)-all-source-check)
-
+.PHONY: legal-info-clean
legal-info-clean:
@rm -fr $(LEGAL_INFO_DIR)
+.PHONY: legal-info-prepare
legal-info-prepare: $(LEGAL_INFO_DIR)
- @$(call MESSAGE,"Collecting legal info")
- @$(call legal-license-file,buildroot,COPYING,COPYING,HOST)
+ @$(call MESSAGE,"Buildroot $(BR2_VERSION_FULL) Collecting legal info")
+ @$(call legal-license-file,buildroot,buildroot,support/legal-info,COPYING,COPYING,HOST)
@$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,TARGET)
@$(call legal-manifest,PACKAGE,VERSION,LICENSE,LICENSE FILES,SOURCE ARCHIVE,SOURCE SITE,HOST)
- @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPLv2+,COPYING,not saved,not saved,HOST)
+ @$(call legal-manifest,buildroot,$(BR2_VERSION_FULL),GPL-2.0+,COPYING,not saved,not saved,HOST)
@$(call legal-warning,the Buildroot source code has not been saved)
@cp $(BR2_CONFIG) $(LEGAL_INFO_DIR)/buildroot.config
+.PHONY: legal-info
legal-info: dirs legal-info-clean legal-info-prepare $(foreach p,$(PACKAGES),$(p)-all-legal-info) \
$(REDIST_SOURCES_DIR_TARGET) $(REDIST_SOURCES_DIR_HOST)
@cat support/legal-info/README.header >>$(LEGAL_REPORT)
mv .legal-info.sha256 legal-info.sha256)
@echo "Legal info produced in $(LEGAL_INFO_DIR)"
+.PHONY: show-targets
show-targets:
- @echo $(PACKAGES) $(TARGETS_ROOTFS)
+ @echo $(sort $(PACKAGES)) $(sort $(TARGETS_ROOTFS))
+
+.PHONY: show-build-order
+show-build-order: $(patsubst %,%-show-build-order,$(PACKAGES))
+.PHONY: graph-build
graph-build: $(O)/build/build-time.log
@install -d $(GRAPHS_DIR)
$(foreach o,name build duration,./support/scripts/graph-build-time \
--output=$(GRAPHS_DIR)/build.pie-$(t).$(BR_GRAPH_OUT) \
$(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep))
+.PHONY: graph-depends-requirements
graph-depends-requirements:
@dot -? >/dev/null 2>&1 || \
{ echo "ERROR: The 'dot' program from Graphviz is needed for graph-depends" >&2; exit 1; }
+.PHONY: graph-depends
graph-depends: graph-depends-requirements
@$(INSTALL) -d $(GRAPHS_DIR)
@cd "$(CONFIG_DIR)"; \
-o $(GRAPHS_DIR)/$(@).$(BR_GRAPH_OUT) \
$(GRAPHS_DIR)/$(@).dot
+.PHONY: graph-size
graph-size:
$(Q)mkdir -p $(GRAPHS_DIR)
$(Q)$(TOPDIR)/support/scripts/size-stats --builddir $(BASE_DIR) \
--file-size-csv $(GRAPHS_DIR)/file-size-stats.csv \
--package-size-csv $(GRAPHS_DIR)/package-size-stats.csv
+.PHONY: check-dependencies
check-dependencies:
@cd "$(CONFIG_DIR)"; \
$(TOPDIR)/support/scripts/graph-depends -C
else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
-all: menuconfig
+# Some subdirectories are also package names. To avoid that "make linux"
+# on an unconfigured tree produces "Nothing to be done", add an explicit
+# rule for it.
+# Also for 'all' we error out and ask the user to configure first.
+.PHONY: linux toolchain
+linux toolchain all: outputmakefile
+ $(error Please configure Buildroot first (e.g. "make menuconfig"))
+ @exit 1
endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
# no values are set for the legacy options so a subsequent oldconfig
# will query them. Therefore, run an additional olddefconfig.
-oldconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
-
-randconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --randconfig $(CONFIG_CONFIG_IN)
- @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-
-allyesconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allyesconfig $(CONFIG_CONFIG_IN)
- @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-
-allnoconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allnoconfig $(CONFIG_CONFIG_IN)
- @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-
-randpackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
- @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
- KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
- $< --randconfig $(CONFIG_CONFIG_IN)
- @rm -f $(CONFIG_DIR)/.config.nopkg
+randconfig allyesconfig alldefconfig allnoconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
+ @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --$@ $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-allyespackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
+randpackageconfig allyespackageconfig allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
@grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
@$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
- $< --allyesconfig $(CONFIG_CONFIG_IN)
+ $< --$(subst package,,$@) $(CONFIG_CONFIG_IN)
@rm -f $(CONFIG_DIR)/.config.nopkg
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-allnopackageconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- @grep -v BR2_PACKAGE_ $(BR2_CONFIG) > $(CONFIG_DIR)/.config.nopkg
- @$(COMMON_CONFIG_ENV) SKIP_LEGACY=y \
- KCONFIG_ALLCONFIG=$(CONFIG_DIR)/.config.nopkg \
- $< --allnoconfig $(CONFIG_CONFIG_IN)
- @rm -f $(CONFIG_DIR)/.config.nopkg
- @$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
-
-silentoldconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- $(COMMON_CONFIG_ENV) $< --silentoldconfig $(CONFIG_CONFIG_IN)
-
-olddefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
- $(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN)
+oldconfig silentoldconfig olddefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
+ @$(COMMON_CONFIG_ENV) $< --$@ $(CONFIG_CONFIG_IN)
defconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
@$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
# outputmakefile generates a Makefile in the output directory, if using a
# separate output directory. This allows convenient use of make in the
# output directory.
+.PHONY: outputmakefile
outputmakefile:
ifeq ($(NEED_WRAPPER),y)
$(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)
# Makefiles. Alternatively, if a non-empty VARS variable is passed,
# only the variables matching the make pattern passed in VARS are
# displayed.
+.PHONY: printvars
printvars:
- @$(foreach V, \
+ @:$(foreach V, \
$(sort $(if $(VARS),$(filter $(VARS),$(.VARIABLES)),$(.VARIABLES))), \
$(if $(filter-out environment% default automatic, \
$(origin $V)), \
- $(info $V=$($V) ($(value $V)))))
+ $(if $(QUOTED_VARS),\
+ $(info $V='$(subst ','\'',$(if $(RAW_VARS),$(value $V),$($V)))'), \
+ $(info $V=$(if $(RAW_VARS),$(value $V),$($V))))))
+# ' Syntax colouring...
+.PHONY: clean
clean:
rm -rf $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \
$(BUILD_DIR) $(BASE_DIR)/staging \
$(LEGAL_INFO_DIR) $(GRAPHS_DIR)
+.PHONY: distclean
distclean: clean
ifeq ($(O),$(CURDIR)/output)
rm -rf $(O)
rm -rf $(TOPDIR)/dl $(BR2_CONFIG) $(CONFIG_DIR)/.config.old $(CONFIG_DIR)/..config.tmp \
$(CONFIG_DIR)/.auto.deps $(BR2_EXTERNAL_FILE)
+.PHONY: help
help:
@echo 'Cleaning:'
@echo ' clean - delete all files created by build'
@echo 'Build:'
@echo ' all - make world'
@echo ' toolchain - build toolchain'
+ @echo ' sdk - build relocatable SDK'
@echo
@echo 'Configuration:'
@echo ' menuconfig - interactive curses-based configurator'
@echo ' savedefconfig - Save current config to BR2_DEFCONFIG (minimal config)'
@echo ' allyesconfig - New config where all options are accepted with yes'
@echo ' allnoconfig - New config where all options are answered with no'
+ @echo ' alldefconfig - New config where all options are set to default'
@echo ' randpackageconfig - New config with random answer to package options'
@echo ' allyespackageconfig - New config where pkg options are accepted with yes'
@echo ' allnopackageconfig - New config where package options are answered with no'
@echo
@echo 'Miscellaneous:'
@echo ' source - download all sources needed for offline-build'
- @echo ' source-check - check selected packages for valid download URLs'
@echo ' external-deps - list external packages used'
@echo ' legal-info - generate info about license compliance'
+ @echo ' printvars - dump all the internal variables'
@echo
@echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
@echo ' make O=dir - Locate all output files in "dir", including .config'
# We iterate over BR2_EXTERNAL_NAMES rather than BR2_EXTERNAL_DIRS,
# because we want to display the name of the br2-external tree.
+.PHONY: list-defconfigs
list-defconfigs:
$(call list-defconfigs,$(TOPDIR))
$(foreach name,$(BR2_EXTERNAL_NAMES),\
print-version:
@echo $(BR2_VERSION_FULL)
+.PHONY: .gitlab-ci.yml
+.gitlab-ci.yml: .gitlab-ci.yml.in
+ cp $< $@
+ (cd configs; LC_ALL=C ls -1 *_defconfig) | sed 's/$$/: *defconfig/' >> $@
+ ./support/testing/run-tests -l 2>&1 | sed -r -e '/^test_run \((.*)\).*/!d; s//\1: *runtime_test/' | LC_ALL=C sort >> $@
+
include docs/manual/manual.mk
--include $(foreach dir,$(BR2_EXTERNAL_DIRS),$(dir)/docs/*/*.mk)
+-include $(foreach dir,$(BR2_EXTERNAL_DIRS),$(sort $(wildcard $(dir)/docs/*/*.mk)))
.PHONY: $(noconfig_targets)