# Copyright 2021 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/cpp/library_headers.gni")

library_headers("headers") {
  headers = [
    "lib/concurrent/common.h",
    "lib/concurrent/copy.h",
    "lib/concurrent/seqlock.h",
    "lib/concurrent/seqlock.inc.h",
    "lib/concurrent/chainlock.h",
  ]
}

source_set("concurrent") {
  sources = [ "copy.cc" ]

  if (is_fuchsia && !is_kernel) {
    sources += [ "seqlock_usermode_fuchsia.cc" ]
  } else if (is_host) {
    sources += [ "seqlock_usermode_posix.cc" ]
  }

  public_deps = [
    ":headers",
    "//zircon/kernel/lib/arch:headers",
  ]
  deps = [ "//sdk/lib/stdcompat" ]
}