go.mk 4.4 KB

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  1. ################################################################################
  2. #
  3. # go
  4. #
  5. ################################################################################
  6. GO_VERSION = 1.15.6
  7. GO_SITE = https://storage.googleapis.com/golang
  8. GO_SOURCE = go$(GO_VERSION).src.tar.gz
  9. GO_LICENSE = BSD-3-Clause
  10. GO_LICENSE_FILES = LICENSE
  11. HOST_GO_DEPENDENCIES = host-go-bootstrap
  12. HOST_GO_GOPATH = $(HOST_DIR)/usr/share/go-path
  13. HOST_GO_HOST_CACHE = $(HOST_DIR)/usr/share/host-go-cache
  14. HOST_GO_ROOT = $(HOST_DIR)/lib/go
  15. HOST_GO_TARGET_CACHE = $(HOST_DIR)/usr/share/go-cache
  16. # We pass an empty GOBIN, otherwise "go install: cannot install
  17. # cross-compiled binaries when GOBIN is set"
  18. HOST_GO_COMMON_ENV = \
  19. GO111MODULE=on \
  20. GOFLAGS=-mod=vendor \
  21. GOROOT="$(HOST_GO_ROOT)" \
  22. GOPATH="$(HOST_GO_GOPATH)" \
  23. GOPROXY=off \
  24. PATH=$(BR_PATH) \
  25. GOBIN= \
  26. CGO_ENABLED=$(HOST_GO_CGO_ENABLED)
  27. ifeq ($(BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS),y)
  28. ifeq ($(BR2_arm),y)
  29. GO_GOARCH = arm
  30. ifeq ($(BR2_ARM_CPU_ARMV5),y)
  31. GO_GOARM = 5
  32. else ifeq ($(BR2_ARM_CPU_ARMV6),y)
  33. GO_GOARM = 6
  34. else ifeq ($(BR2_ARM_CPU_ARMV7A),y)
  35. GO_GOARM = 7
  36. else ifeq ($(BR2_ARM_CPU_ARMV8A),y)
  37. # Go doesn't support 32-bit GOARM=8 (https://github.com/golang/go/issues/29373)
  38. # but can still benefit from armv7 optimisations
  39. GO_GOARM = 7
  40. endif
  41. else ifeq ($(BR2_aarch64),y)
  42. GO_GOARCH = arm64
  43. else ifeq ($(BR2_i386),y)
  44. GO_GOARCH = 386
  45. else ifeq ($(BR2_x86_64),y)
  46. GO_GOARCH = amd64
  47. else ifeq ($(BR2_powerpc64),y)
  48. GO_GOARCH = ppc64
  49. else ifeq ($(BR2_powerpc64le),y)
  50. GO_GOARCH = ppc64le
  51. else ifeq ($(BR2_mips64),y)
  52. GO_GOARCH = mips64
  53. else ifeq ($(BR2_mips64el),y)
  54. GO_GOARCH = mips64le
  55. else ifeq ($(BR2_s390x),y)
  56. GO_GOARCH = s390x
  57. endif
  58. # For the convienience of target packages.
  59. HOST_GO_TOOLDIR = $(HOST_GO_ROOT)/pkg/tool/linux_$(GO_GOARCH)
  60. HOST_GO_TARGET_ENV = \
  61. $(HOST_GO_COMMON_ENV) \
  62. GOARCH=$(GO_GOARCH) \
  63. GOCACHE="$(HOST_GO_TARGET_CACHE)" \
  64. CC="$(TARGET_CC)" \
  65. CXX="$(TARGET_CXX)" \
  66. CGO_CFLAGS="$(TARGET_CFLAGS)" \
  67. CGO_CXXFLAGS="$(TARGET_CXXFLAGS)" \
  68. CGO_LDFLAGS="$(TARGET_LDFLAGS)" \
  69. GOTOOLDIR="$(HOST_GO_TOOLDIR)"
  70. # The go compiler's cgo support uses threads. If BR2_TOOLCHAIN_HAS_THREADS is
  71. # set, build in cgo support for any go programs that may need it. Note that
  72. # any target package needing cgo support must include
  73. # 'depends on BR2_TOOLCHAIN_HAS_THREADS' in its config file.
  74. ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
  75. HOST_GO_CGO_ENABLED = 1
  76. else
  77. HOST_GO_CGO_ENABLED = 0
  78. endif
  79. HOST_GO_CROSS_ENV = \
  80. CC_FOR_TARGET="$(TARGET_CC)" \
  81. CXX_FOR_TARGET="$(TARGET_CXX)" \
  82. GOARCH=$(GO_GOARCH) \
  83. $(if $(GO_GOARM),GOARM=$(GO_GOARM)) \
  84. GO_ASSUME_CROSSCOMPILING=1
  85. else # !BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS
  86. # host-go can still be used to build packages for the host. No need to set all
  87. # the arch stuff since we will not be cross-compiling.
  88. HOST_GO_CGO_ENABLED = 1
  89. endif # BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS
  90. # For the convenience of host golang packages
  91. HOST_GO_HOST_ENV = \
  92. $(HOST_GO_COMMON_ENV) \
  93. GOARCH="" \
  94. GOCACHE="$(HOST_GO_HOST_CACHE)" \
  95. CC="$(HOSTCC_NOCCACHE)" \
  96. CXX="$(HOSTCXX_NOCCACHE)" \
  97. CGO_CFLAGS="$(HOST_CFLAGS)" \
  98. CGO_CXXFLAGS="$(HOST_CXXFLAGS)" \
  99. CGO_LDFLAGS="$(HOST_LDFLAGS)"
  100. # The go build system is not compatible with ccache, so use
  101. # HOSTCC_NOCCACHE. See https://github.com/golang/go/issues/11685.
  102. HOST_GO_MAKE_ENV = \
  103. GO111MODULE=off \
  104. GOCACHE=$(HOST_GO_HOST_CACHE) \
  105. GOROOT_BOOTSTRAP=$(HOST_GO_BOOTSTRAP_ROOT) \
  106. GOROOT_FINAL=$(HOST_GO_ROOT) \
  107. GOROOT="$(@D)" \
  108. GOBIN="$(@D)/bin" \
  109. GOOS=linux \
  110. CC=$(HOSTCC_NOCCACHE) \
  111. CXX=$(HOSTCXX_NOCCACHE) \
  112. CGO_ENABLED=$(HOST_GO_CGO_ENABLED) \
  113. $(HOST_GO_CROSS_ENV)
  114. define HOST_GO_BUILD_CMDS
  115. cd $(@D)/src && \
  116. $(HOST_GO_MAKE_ENV) ./make.bash $(if $(VERBOSE),-v)
  117. endef
  118. define HOST_GO_INSTALL_CMDS
  119. $(INSTALL) -D -m 0755 $(@D)/bin/go $(HOST_GO_ROOT)/bin/go
  120. $(INSTALL) -D -m 0755 $(@D)/bin/gofmt $(HOST_GO_ROOT)/bin/gofmt
  121. ln -sf ../lib/go/bin/go $(HOST_DIR)/bin/
  122. ln -sf ../lib/go/bin/gofmt $(HOST_DIR)/bin/
  123. cp -a $(@D)/lib $(HOST_GO_ROOT)/
  124. mkdir -p $(HOST_GO_ROOT)/pkg
  125. cp -a $(@D)/pkg/include $(@D)/pkg/linux_* $(HOST_GO_ROOT)/pkg/
  126. cp -a $(@D)/pkg/tool $(HOST_GO_ROOT)/pkg/
  127. # There is a known issue which requires the go sources to be installed
  128. # https://golang.org/issue/2775
  129. cp -a $(@D)/src $(HOST_GO_ROOT)/
  130. # Set all file timestamps to prevent the go compiler from rebuilding any
  131. # built in packages when programs are built.
  132. find $(HOST_GO_ROOT) -type f -exec touch -r $(@D)/bin/go {} \;
  133. endef
  134. $(eval $(host-generic-package))