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#
# Copyright (C) 2020 Jeffery To
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
ifeq ($(origin GO_INCLUDE_DIR),undefined)
GO_INCLUDE_DIR:=$(dir $(lastword $(MAKEFILE_LIST)))
endif
include $(GO_INCLUDE_DIR)/golang-values.mk
# these variables have the same meanings as in golang-package.mk
GO_HOST_INSTALL_EXTRA?=$(GO_PKG_INSTALL_EXTRA)
GO_HOST_INSTALL_ALL?=$(GO_PKG_INSTALL_ALL)
GO_HOST_SOURCE_ONLY?=$(GO_PKG_SOURCE_ONLY)
GO_HOST_BUILD_PKG?=$(GO_PKG_BUILD_PKG)
GO_HOST_EXCLUDES?=$(GO_PKG_EXCLUDES)
GO_HOST_GO_GENERATE?=$(GO_PKG_GO_GENERATE)
GO_HOST_GCFLAGS?=$(GO_PKG_GCFLAGS)
GO_HOST_LDFLAGS?=$(GO_PKG_LDFLAGS)
GO_HOST_LDFLAGS_X?=$(GO_PKG_LDFLAGS_X)
GO_HOST_TAGS?=$(GO_PKG_TAGS)
GO_HOST_INSTALL_BIN_PATH?=/bin
# need to repeat this here in case golang-package.mk is not included
GO_PKG_BUILD_PKG?=$(strip $(GO_PKG))/...
GO_HOST_WORK_DIR_NAME:=.go_work
GO_HOST_BUILD_DIR=$(HOST_BUILD_DIR)/$(GO_HOST_WORK_DIR_NAME)/build
GO_HOST_BUILD_BIN_DIR=$(GO_HOST_BUILD_DIR)/bin
GO_HOST_BUILD_DEPENDS_PATH:=/share/gocode
GO_HOST_BUILD_DEPENDS_SRC=$(STAGING_DIR_HOSTPKG)$(GO_HOST_BUILD_DEPENDS_PATH)/src
GO_HOST_DIR_NAME:=$(lastword $(subst /,$(space),$(CURDIR)))
GO_HOST_STAGING_DIR:=$(TMP_DIR)/host-stage-$(GO_HOST_DIR_NAME)
GO_HOST_STAGING_FILES_LIST_DIR:=$(HOST_BUILD_PREFIX)/stamp
GO_HOST_BIN_STAGING_FILES_LIST:=$(GO_HOST_STAGING_FILES_LIST_DIR)/$(GO_HOST_DIR_NAME)-bin.list
GO_HOST_SRC_STAGING_FILES_LIST:=$(GO_HOST_STAGING_FILES_LIST_DIR)/$(GO_HOST_DIR_NAME)-src.list
ifeq ($(GO_HOST_PIE_SUPPORTED),1)
GO_HOST_ENABLE_PIE:=1
endif
GO_HOST_BUILD_CONFIG_VARS= \
GO_PKG="$(strip $(GO_PKG))" \
GO_INSTALL_EXTRA="$(strip $(GO_HOST_INSTALL_EXTRA))" \
GO_INSTALL_ALL="$(strip $(GO_HOST_INSTALL_ALL))" \
GO_SOURCE_ONLY="$(strip $(GO_HOST_SOURCE_ONLY))" \
GO_BUILD_PKG="$(strip $(GO_HOST_BUILD_PKG))" \
GO_EXCLUDES="$(strip $(GO_HOST_EXCLUDES))" \
GO_GO_GENERATE="$(strip $(GO_HOST_GO_GENERATE))" \
GO_INSTALL_BIN_PATH="$(strip $(GO_HOST_INSTALL_BIN_PATH))" \
BUILD_DIR="$(HOST_BUILD_DIR)" \
GO_BUILD_DIR="$(GO_HOST_BUILD_DIR)" \
GO_BUILD_BIN_DIR="$(GO_HOST_BUILD_BIN_DIR)" \
GO_BUILD_DEPENDS_PATH="$(GO_HOST_BUILD_DEPENDS_PATH)" \
GO_BUILD_DEPENDS_SRC="$(GO_HOST_BUILD_DEPENDS_SRC)"
GO_HOST_MORE_CFLAGS?= \
-Wformat -Werror=format-security \
-fstack-protector-strong \
-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 \
-Wl,-z,now -Wl,-z,relro \
$(if $(GO_HOST_ENABLE_PIE),$(FPIC))
GO_HOST_MORE_LDFLAGS?= \
-znow -zrelro \
$(if $(GO_HOST_ENABLE_PIE),$(FPIC) -specs=$(INCLUDE_DIR)/hardened-ld-pie.specs)
GO_HOST_TARGET_VARS= \
CGO_ENABLED=1 \
CC=gcc \
CXX=g++ \
PKG_CONFIG=pkg-config \
CGO_CFLAGS="$(HOST_CFLAGS) $(GO_HOST_MORE_CFLAGS)" \
CGO_CPPFLAGS="$(HOST_CPPFLAGS) $(GO_HOST_MORE_CPPFLAGS)" \
CGO_CXXFLAGS="$(HOST_CFLAGS) $(GO_HOST_MORE_CFLAGS)" \
CGO_LDFLAGS="$(HOST_LDFLAGS) $(GO_HOST_MORE_LDFLAGS)" \
GO_GCC_HELPER_CC="$(HOSTCC)" \
GO_GCC_HELPER_CXX="$(HOSTCXX)" \
GO_GCC_HELPER_PATH="$$$$PATH" \
PATH="$(STAGING_DIR_HOSTPKG)/lib/go-cross/openwrt:$$$$PATH"
GO_HOST_BUILD_VARS= \
GOPATH="$(GO_HOST_BUILD_DIR)" \
GOCACHE="$(GO_BUILD_CACHE_DIR)" \
GOMODCACHE="$(GO_MOD_CACHE_DIR)" \
GOENV=off
GO_HOST_VARS= \
$(GO_HOST_TARGET_VARS) \
$(GO_HOST_BUILD_VARS)
GO_HOST_DEFAULT_LDFLAGS= \
-linkmode external \
-extldflags '$(patsubst -z%,-Wl$(comma)-z$(comma)%,$(HOST_LDFLAGS) $(GO_HOST_MORE_LDFLAGS))'
GO_HOST_CUSTOM_LDFLAGS= \
$(GO_HOST_LDFLAGS) \
$(patsubst %,-X %,$(GO_HOST_LDFLAGS_X))
GO_HOST_INSTALL_ARGS= \
-v \
-ldflags "all=$(GO_HOST_DEFAULT_LDFLAGS)" \
$(if $(filter $(GO_HOST_ENABLE_PIE),1),-buildmode pie) \
$(if $(GO_HOST_GCFLAGS),-gcflags "$(GO_HOST_GCFLAGS)") \
$(if $(GO_HOST_CUSTOM_LDFLAGS),-ldflags "$(GO_HOST_CUSTOM_LDFLAGS) $(GO_HOST_DEFAULT_LDFLAGS)") \
$(if $(GO_HOST_TAGS),-tags "$(GO_HOST_TAGS)")
define GoHost/Host/Configure
$(GO_GENERAL_BUILD_CONFIG_VARS) \
$(GO_HOST_BUILD_CONFIG_VARS) \
$(SHELL) $(GO_INCLUDE_DIR)/golang-build.sh configure
endef
# $(1) additional arguments for go command line (optional)
define GoHost/Host/Compile
$(GO_GENERAL_BUILD_CONFIG_VARS) \
$(GO_HOST_BUILD_CONFIG_VARS) \
$(GO_HOST_VARS) \
$(SHELL) $(GO_INCLUDE_DIR)/golang-build.sh build $(GO_HOST_INSTALL_ARGS) $(1)
endef
define GoHost/Host/Install/Bin
rm -rf "$(GO_HOST_STAGING_DIR)"
mkdir -p "$(GO_HOST_STAGING_DIR)" "$(GO_HOST_STAGING_FILES_LIST_DIR)"
$(GO_GENERAL_BUILD_CONFIG_VARS) \
$(GO_HOST_BUILD_CONFIG_VARS) \
$(SHELL) $(GO_INCLUDE_DIR)/golang-build.sh install_bin "$(GO_HOST_STAGING_DIR)"
if [ -f "$(GO_HOST_BIN_STAGING_FILES_LIST)" ]; then \
"$(SCRIPT_DIR)/clean-package.sh" \
"$(GO_HOST_BIN_STAGING_FILES_LIST)" \
"$(1)" ; \
fi
cd "$(GO_HOST_STAGING_DIR)" && find ./ > "$(GO_HOST_STAGING_DIR).files"
$(call locked, \
mv "$(GO_HOST_STAGING_DIR).files" "$(GO_HOST_BIN_STAGING_FILES_LIST)" && \
$(CP) "$(GO_HOST_STAGING_DIR)"/* "$(1)/", \
host-staging-dir \
)
rm -rf "$(GO_HOST_STAGING_DIR)"
endef
define GoHost/Host/Install/Src
rm -rf "$(GO_HOST_STAGING_DIR)"
mkdir -p "$(GO_HOST_STAGING_DIR)" "$(GO_HOST_STAGING_FILES_LIST_DIR)"
$(GO_GENERAL_BUILD_CONFIG_VARS) \
$(GO_HOST_BUILD_CONFIG_VARS) \
$(SHELL) $(GO_INCLUDE_DIR)/golang-build.sh install_src "$(GO_HOST_STAGING_DIR)"
if [ -f "$(GO_HOST_SRC_STAGING_FILES_LIST)" ]; then \
"$(SCRIPT_DIR)/clean-package.sh" \
"$(GO_HOST_SRC_STAGING_FILES_LIST)" \
"$(1)" ; \
fi
cd "$(GO_HOST_STAGING_DIR)" && find ./ > "$(GO_HOST_STAGING_DIR).files"
$(call locked, \
mv "$(GO_HOST_STAGING_DIR).files" "$(GO_HOST_SRC_STAGING_FILES_LIST)" && \
$(CP) "$(GO_HOST_STAGING_DIR)"/* "$(1)/", \
host-staging-dir \
)
rm -rf "$(GO_HOST_STAGING_DIR)"
endef
define GoHost/Host/Install
$(if $(filter $(GO_HOST_SOURCE_ONLY),1),, \
$(call GoHost/Host/Install/Bin,$(1)) \
)
$(call GoHost/Host/Install/Src,$(1))
endef
define GoHost/Host/Uninstall
if [ -f "$(GO_HOST_BIN_STAGING_FILES_LIST)" ]; then \
"$(SCRIPT_DIR)/clean-package.sh" \
"$(GO_HOST_BIN_STAGING_FILES_LIST)" \
"$(HOST_BUILD_PREFIX)" ; \
rm -f "$(GO_HOST_BIN_STAGING_FILES_LIST)" ; \
fi
if [ -f "$(GO_HOST_SRC_STAGING_FILES_LIST)" ]; then \
"$(SCRIPT_DIR)/clean-package.sh" \
"$(GO_HOST_SRC_STAGING_FILES_LIST)" \
"$(HOST_BUILD_PREFIX)" ; \
rm -f "$(GO_HOST_SRC_STAGING_FILES_LIST)" ; \
fi
endef
ifneq ($(strip $(GO_PKG)),)
Host/Configure=$(call GoHost/Host/Configure)
Host/Compile=$(call GoHost/Host/Compile)
Hooks/HostCompile/Post+=Go/CacheCleanup
Host/Uninstall=$(call GoHost/Host/Uninstall,$(1))
endif
define GoHostBuild
Host/Install=$$(call GoHost/Host/Install,$$(1))
endef
define GoBinHostBuild
Host/Install=$$(call GoHost/Host/Install/Bin,$$(1))
endef
define GoSrcHostBuild
Host/Install=$$(call GoHost/Host/Install/Src,$$(1))
endef