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stdlib: remove pthread_attr_t from _stdlib_pthread_create_block

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The attributes were not being used currently.  Since this is a private
interface, remove the parameter as it makes it easier to port to
Windows.
This commit is contained in:
Saleem Abdulrasool
2018-11-25 11:22:27 -08:00
parent 82360c6b27
commit 940db1b0cf
4 changed files with 7 additions and 17 deletions
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9
stdlib/private/SwiftPrivateThreadExtras/SwiftPrivateThreadExtras.swift
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@@ -59,15 +59,8 @@ internal func invokeBlockContext(
return context.run()
}
#if os(Cygwin) || os(FreeBSD) || os(Haiku)
public typealias _stdlib_pthread_attr_t = UnsafePointer<pthread_attr_t?>
#else
public typealias _stdlib_pthread_attr_t = UnsafePointer<pthread_attr_t>
#endif
/// Block-based wrapper for `pthread_create`.
public func _stdlib_pthread_create_block<Argument, Result>(
_ attr: _stdlib_pthread_attr_t?,
_ start_routine: @escaping (Argument) -> Result,
_ arg: Argument
) -> (CInt, pthread_t?) {
@@ -77,7 +70,7 @@ public func _stdlib_pthread_create_block<Argument, Result>(
let contextAsVoidPointer = Unmanaged.passRetained(context).toOpaque()
var threadID = _make_pthread_t()
let result = pthread_create(&threadID, attr,
let result = pthread_create(&threadID, nil,
{ invokeBlockContext($0) }, contextAsVoidPointer)
if result == 0 {
return (result, threadID)