# Copyright 2016 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/go/go_test.gni")

# The go_runtime action wraps go_toolchain, rebuilding just the standard
# if it has changed.
action("go_runtime") {
  outputs = [ "$root_gen_dir/gostdlib.done" ]
  depfile = "$root_gen_dir/gostdlib.d"
  script = rebase_path("//buildtools/go")
  args = [
    "run",
    rebase_path("makestdlib.go", root_build_dir),
    "-fuchsia-root",
    rebase_path("//."),
    "-depfile",
    rebase_path(depfile),
    "-root-out-dir",
    rebase_path("$root_out_dir"),
    "-root-gen-dir",
    rebase_path("$root_gen_dir"),
    "-target-cpu",
    target_cpu,
  ]
  deps = [ ":go_toolchain" ]

  if (host_os == "linux") {
    args += [
      "--bootstrap-path",
      rebase_path("//buildtools/linux64/go"),
    ]
  } else if (host_os == "mac") {
    args += [
      "--bootstrap-path",
      rebase_path("//buildtools/mac/go"),
    ]
  } else {
    assert(false, "Go cross compiler currently only supported on Linux and Mac")
  }
}

action("go_toolchain") {
  outputs = [ "$root_gen_dir/goroot.done" ]

  script = rebase_path("//buildtools/go")
  args = [
    "run",
    rebase_path("makefuchsia.go", root_build_dir),
    "-fuchsia-root",
    rebase_path("//."),
    "-root-gen-dir",
    rebase_path("$root_gen_dir"),
  ]

  if (host_os == "linux") {
    args += [
      "--bootstrap-path",
      rebase_path("//buildtools/linux64/go"),
    ]
  } else if (host_os == "mac") {
    args += [
      "--bootstrap-path",
      rebase_path("//buildtools/mac/go"),
    ]
  } else {
    assert(false, "Go cross compiler currently only supported on Linux and Mac")
  }
}

pool("gobuild_pool") {
  depth = 1
}

go_test("go_os_test") {
  gopackage = "os"
}

group("go_stdlib_tests") {
  testonly = true
  deps = [
    ":go_os_test",
  ]
}