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Enable Emscripten in LocalTestingDistributedActorSystem.swift #87797

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Merged
MaxDesiatov merged 1 commit into from
Jun 20, 2026
Merged

Enable Emscripten in LocalTestingDistributedActorSystem.swift #87797

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12 changes: 6 additions & 6 deletions stdlib/public/Distributed/LocalTestingDistributedActorSystem.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -244,7 +244,7 @@ fileprivate class _Lock {
private let underlying: UnsafeMutablePointer<os_unfair_lock>
#elseif os(Windows)
private let underlying: UnsafeMutablePointer<SRWLOCK>
#elseif os(WASI)
#elseif os(WASI) || os(Emscripten)
// pthread is currently not available on WASI
#elseif os(Cygwin) || os(FreeBSD) || os(OpenBSD)
private let underlying: UnsafeMutablePointer<pthread_mutex_t?>
Expand All @@ -259,7 +259,7 @@ fileprivate class _Lock {
#elseif os(Windows)
unsafe self.underlying = UnsafeMutablePointer.allocate(capacity: 1)
unsafe InitializeSRWLock(self.underlying)
#elseif os(WASI)
#elseif os(WASI) || os(Emscripten)
// WASI environment has only a single thread
#else
unsafe self.underlying = UnsafeMutablePointer.allocate(capacity: 1)
Expand All @@ -274,15 +274,15 @@ fileprivate class _Lock {
// `os_unfair_lock`s do not need to be explicitly destroyed
#elseif os(Windows)
// `SRWLOCK`s do not need to be explicitly destroyed
#elseif os(WASI)
#elseif os(WASI) || os(Emscripten)
// WASI environment has only a single thread
#else
guard unsafe pthread_mutex_destroy(self.underlying) == 0 else {
fatalError("pthread_mutex_destroy failed")
}
#endif

#if !os(WASI)
#if !os(WASI) && !os(Emscripten)
unsafe self.underlying.deinitialize(count: 1)
unsafe self.underlying.deallocate()
#endif
Expand All @@ -295,7 +295,7 @@ fileprivate class _Lock {
unsafe os_unfair_lock_lock(self.underlying)
#elseif os(Windows)
unsafe AcquireSRWLockExclusive(self.underlying)
#elseif os(WASI)
#elseif os(WASI) || os(Emscripten)
// WASI environment has only a single thread
#else
guard unsafe pthread_mutex_lock(self.underlying) == 0 else {
Expand All @@ -308,7 +308,7 @@ fileprivate class _Lock {
unsafe os_unfair_lock_unlock(self.underlying)
#elseif os(Windows)
unsafe ReleaseSRWLockExclusive(self.underlying)
#elseif os(WASI)
#elseif os(WASI) || os(Emscripten)
// WASI environment has only a single thread
#else
guard unsafe pthread_mutex_unlock(self.underlying) == 0 else {
Expand Down