Build v8 for linux_arm64 (rogchap#223)

* Build v8 for linux_arm64

* Update V8 static library for ubuntu-18.04 arm64

Co-authored-by: epk <epk@users.noreply.github.com>

.github/workflows/v8build.yml

@@ -16,9 +16,6 @@ jobs:
                 # https://github.com/actions/virtual-environments/blob/main/images/macos/macos-11-Readme.md#xcode
                 platform: [ubuntu-18.04, macos-11]
                 arch: [x86_64, arm64]
-                exclude:
-                - platform: ubuntu-18.04
-                  arch: arm64
         runs-on: ${{ matrix.platform }}
         steps:
             - name: Checkout
@@ -29,6 +26,9 @@ jobs:
             - name: Update depot_tools fetch config
               run: cd deps/depot_tools && git config --unset-all remote.origin.fetch; git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/*
               shell: bash
+            - name: Install g++-aarch64-linux-gnu
+              if: matrix.platform == 'ubuntu-18.04' && matrix.arch == 'arm64'
+              run: sudo apt update && sudo apt install g++-aarch64-linux-gnu -y
             - name: Build V8 linux
               if: matrix.platform == 'ubuntu-18.04'
               run: cd deps && ./build.py --no-clang --arch ${{ matrix.arch }}

cgo.go

@@ -10,7 +10,8 @@ package v8go
 // #cgo LDFLAGS: -pthread -lv8
 // #cgo darwin,amd64 LDFLAGS: -L${SRCDIR}/deps/darwin_x86_64
 // #cgo darwin,arm64 LDFLAGS: -L${SRCDIR}/deps/darwin_arm64
-// #cgo linux LDFLAGS: -L${SRCDIR}/deps/linux_x86_64 -ldl
+// #cgo linux,amd64 LDFLAGS: -L${SRCDIR}/deps/linux_x86_64 -ldl
+// #cgo linux,arm64 LDFLAGS: -L${SRCDIR}/deps/linux_arm64 -ldl
 import "C"
 
 // These imports forces `go mod vendor` to pull in all the folders that
@@ -20,5 +21,6 @@ import (
 	_ "rogchap.com/v8go/deps/darwin_arm64"
 	_ "rogchap.com/v8go/deps/darwin_x86_64"
 	_ "rogchap.com/v8go/deps/include"
+	_ "rogchap.com/v8go/deps/linux_arm64"
 	_ "rogchap.com/v8go/deps/linux_x86_64"
 )

deps/linux_arm64/vendor.go

@@ -0,0 +1,3 @@
+// Package linux_arm64 is required to provide support for vendoring modules
+// DO NOT REMOVE
+package linux_arm64