#===--- CMakeLists.txt - Concurrency support library ---------------------===#
#
# This source file is part of the Swift.org open source project
#
# Copyright (c) 2019 - 2020 Apple Inc. and the Swift project authors
# Licensed under Apache License v2.0 with Runtime Library Exception
#
# See https://swift.org/LICENSE.txt for license information
# See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
#
#===----------------------------------------------------------------------===#

set(swift_concurrency_objc_sources
  SwiftNativeNSObject.mm)

set(LLVM_OPTIONAL_SOURCES
  ${swift_concurrency_objc_sources})

set(swift_concurrency_link_libraries
  swiftCore)

if(SWIFT_CONCURRENCY_USES_DISPATCH)
  if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
    include_directories(AFTER
                          ${SWIFT_PATH_TO_LIBDISPATCH_SOURCE})

    # FIXME: we can't rely on libdispatch having been built for the
    # target at this point in the process.  Currently, we're relying
    # on soft-linking.
    list(APPEND swift_concurrency_link_libraries
      dispatch)
  endif()
endif()


add_swift_target_library(swift_Concurrency ${SWIFT_STDLIB_LIBRARY_BUILD_TYPES} IS_STDLIB
  Actor.cpp
  Actor.swift
  CheckedContinuation.swift
  GlobalExecutor.cpp
  Executor.swift
  AsyncCompactMapSequence.swift
  AsyncDropFirstSequence.swift
  AsyncDropWhileSequence.swift
  AsyncFilterSequence.swift
  AsyncFlatMapSequence.swift
  AsyncIteratorProtocol.swift
  AsyncMapSequence.swift
  AsyncPrefixSequence.swift
  AsyncPrefixWhileSequence.swift
  AsyncSequence.swift
  AsyncThrowingCompactMapSequence.swift
  AsyncThrowingDropWhileSequence.swift
  AsyncThrowingFilterSequence.swift
  AsyncThrowingFlatMapSequence.swift
  AsyncThrowingMapSequence.swift
  AsyncThrowingPrefixWhileSequence.swift
  PartialAsyncTask.swift
  Task.cpp
  Task.swift
  TaskCancellation.swift
  TaskAlloc.cpp
  TaskStatus.cpp
  TaskGroup.cpp
  TaskGroup.swift
  TaskLocal.cpp
  TaskLocal.swift
  Mutex.cpp
  ${swift_concurrency_objc_sources}

  SWIFT_MODULE_DEPENDS_LINUX Glibc
  SWIFT_MODULE_DEPENDS_FREEBSD Glibc
  SWIFT_MODULE_DEPENDS_OPENBSD Glibc
  SWIFT_MODULE_DEPENDS_CYGWIN Glibc
  SWIFT_MODULE_DEPENDS_HAIKU Glibc
  SWIFT_MODULE_DEPENDS_WINDOWS CRT

  LINK_LIBRARIES ${swift_concurrency_link_libraries}

  C_COMPILE_FLAGS
    -Dswift_Concurrency_EXPORTS
  SWIFT_COMPILE_FLAGS
    ${SWIFT_STANDARD_LIBRARY_SWIFT_FLAGS}
    -parse-stdlib
    -Xfrontend -enable-experimental-concurrency
  LINK_FLAGS "${SWIFT_RUNTIME_SWIFT_LINK_FLAGS}"
  INSTALL_IN_COMPONENT stdlib
)