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- ################################################################################
- #
- # go
- #
- ################################################################################
- GO_VERSION = 1.15.6
- GO_SITE = https://storage.googleapis.com/golang
- GO_SOURCE = go$(GO_VERSION).src.tar.gz
- GO_LICENSE = BSD-3-Clause
- GO_LICENSE_FILES = LICENSE
- HOST_GO_DEPENDENCIES = host-go-bootstrap
- HOST_GO_GOPATH = $(HOST_DIR)/usr/share/go-path
- HOST_GO_HOST_CACHE = $(HOST_DIR)/usr/share/host-go-cache
- HOST_GO_ROOT = $(HOST_DIR)/lib/go
- HOST_GO_TARGET_CACHE = $(HOST_DIR)/usr/share/go-cache
- # We pass an empty GOBIN, otherwise "go install: cannot install
- # cross-compiled binaries when GOBIN is set"
- HOST_GO_COMMON_ENV = \
- GO111MODULE=on \
- GOFLAGS=-mod=vendor \
- GOROOT="$(HOST_GO_ROOT)" \
- GOPATH="$(HOST_GO_GOPATH)" \
- GOPROXY=off \
- PATH=$(BR_PATH) \
- GOBIN= \
- CGO_ENABLED=$(HOST_GO_CGO_ENABLED)
- ifeq ($(BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS),y)
- ifeq ($(BR2_arm),y)
- GO_GOARCH = arm
- ifeq ($(BR2_ARM_CPU_ARMV5),y)
- GO_GOARM = 5
- else ifeq ($(BR2_ARM_CPU_ARMV6),y)
- GO_GOARM = 6
- else ifeq ($(BR2_ARM_CPU_ARMV7A),y)
- GO_GOARM = 7
- else ifeq ($(BR2_ARM_CPU_ARMV8A),y)
- # Go doesn't support 32-bit GOARM=8 (https://github.com/golang/go/issues/29373)
- # but can still benefit from armv7 optimisations
- GO_GOARM = 7
- endif
- else ifeq ($(BR2_aarch64),y)
- GO_GOARCH = arm64
- else ifeq ($(BR2_i386),y)
- GO_GOARCH = 386
- else ifeq ($(BR2_x86_64),y)
- GO_GOARCH = amd64
- else ifeq ($(BR2_powerpc64),y)
- GO_GOARCH = ppc64
- else ifeq ($(BR2_powerpc64le),y)
- GO_GOARCH = ppc64le
- else ifeq ($(BR2_mips64),y)
- GO_GOARCH = mips64
- else ifeq ($(BR2_mips64el),y)
- GO_GOARCH = mips64le
- else ifeq ($(BR2_s390x),y)
- GO_GOARCH = s390x
- endif
- # For the convienience of target packages.
- HOST_GO_TOOLDIR = $(HOST_GO_ROOT)/pkg/tool/linux_$(GO_GOARCH)
- HOST_GO_TARGET_ENV = \
- $(HOST_GO_COMMON_ENV) \
- GOARCH=$(GO_GOARCH) \
- GOCACHE="$(HOST_GO_TARGET_CACHE)" \
- CC="$(TARGET_CC)" \
- CXX="$(TARGET_CXX)" \
- CGO_CFLAGS="$(TARGET_CFLAGS)" \
- CGO_CXXFLAGS="$(TARGET_CXXFLAGS)" \
- CGO_LDFLAGS="$(TARGET_LDFLAGS)" \
- GOTOOLDIR="$(HOST_GO_TOOLDIR)"
- # The go compiler's cgo support uses threads. If BR2_TOOLCHAIN_HAS_THREADS is
- # set, build in cgo support for any go programs that may need it. Note that
- # any target package needing cgo support must include
- # 'depends on BR2_TOOLCHAIN_HAS_THREADS' in its config file.
- ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
- HOST_GO_CGO_ENABLED = 1
- else
- HOST_GO_CGO_ENABLED = 0
- endif
- HOST_GO_CROSS_ENV = \
- CC_FOR_TARGET="$(TARGET_CC)" \
- CXX_FOR_TARGET="$(TARGET_CXX)" \
- GOARCH=$(GO_GOARCH) \
- $(if $(GO_GOARM),GOARM=$(GO_GOARM)) \
- GO_ASSUME_CROSSCOMPILING=1
- else # !BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS
- # host-go can still be used to build packages for the host. No need to set all
- # the arch stuff since we will not be cross-compiling.
- HOST_GO_CGO_ENABLED = 1
- endif # BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS
- # For the convenience of host golang packages
- HOST_GO_HOST_ENV = \
- $(HOST_GO_COMMON_ENV) \
- GOARCH="" \
- GOCACHE="$(HOST_GO_HOST_CACHE)" \
- CC="$(HOSTCC_NOCCACHE)" \
- CXX="$(HOSTCXX_NOCCACHE)" \
- CGO_CFLAGS="$(HOST_CFLAGS)" \
- CGO_CXXFLAGS="$(HOST_CXXFLAGS)" \
- CGO_LDFLAGS="$(HOST_LDFLAGS)"
- # The go build system is not compatible with ccache, so use
- # HOSTCC_NOCCACHE. See https://github.com/golang/go/issues/11685.
- HOST_GO_MAKE_ENV = \
- GO111MODULE=off \
- GOCACHE=$(HOST_GO_HOST_CACHE) \
- GOROOT_BOOTSTRAP=$(HOST_GO_BOOTSTRAP_ROOT) \
- GOROOT_FINAL=$(HOST_GO_ROOT) \
- GOROOT="$(@D)" \
- GOBIN="$(@D)/bin" \
- GOOS=linux \
- CC=$(HOSTCC_NOCCACHE) \
- CXX=$(HOSTCXX_NOCCACHE) \
- CGO_ENABLED=$(HOST_GO_CGO_ENABLED) \
- $(HOST_GO_CROSS_ENV)
- define HOST_GO_BUILD_CMDS
- cd $(@D)/src && \
- $(HOST_GO_MAKE_ENV) ./make.bash $(if $(VERBOSE),-v)
- endef
- define HOST_GO_INSTALL_CMDS
- $(INSTALL) -D -m 0755 $(@D)/bin/go $(HOST_GO_ROOT)/bin/go
- $(INSTALL) -D -m 0755 $(@D)/bin/gofmt $(HOST_GO_ROOT)/bin/gofmt
- ln -sf ../lib/go/bin/go $(HOST_DIR)/bin/
- ln -sf ../lib/go/bin/gofmt $(HOST_DIR)/bin/
- cp -a $(@D)/lib $(HOST_GO_ROOT)/
- mkdir -p $(HOST_GO_ROOT)/pkg
- cp -a $(@D)/pkg/include $(@D)/pkg/linux_* $(HOST_GO_ROOT)/pkg/
- cp -a $(@D)/pkg/tool $(HOST_GO_ROOT)/pkg/
- # There is a known issue which requires the go sources to be installed
- # https://golang.org/issue/2775
- cp -a $(@D)/src $(HOST_GO_ROOT)/
- # Set all file timestamps to prevent the go compiler from rebuilding any
- # built in packages when programs are built.
- find $(HOST_GO_ROOT) -type f -exec touch -r $(@D)/bin/go {} \;
- endef
- $(eval $(host-generic-package))
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