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37 lines
1.2 KiB
Swift
37 lines
1.2 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2021 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#if canImport(Glibc)
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import Glibc
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#elseif canImport(Musl)
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import Musl
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#elseif canImport(Android)
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import Android
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#endif
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#if canImport(Glibc) || canImport(Musl) || canImport(Android)
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// This is a lazily initialised global variable that when read for the first time, will ignore SIGPIPE.
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private let globallyIgnoredSIGPIPE: Bool = {
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/* no F_SETNOSIGPIPE on Linux :( */
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_ = signal(SIGPIPE, SIG_IGN)
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return true
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}()
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internal func globallyDisableSigpipe() {
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let haveWeIgnoredSIGPIEThisIsHereToTriggerIgnoringIt = globallyIgnoredSIGPIPE
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guard haveWeIgnoredSIGPIEThisIsHereToTriggerIgnoringIt else {
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fatalError("globallyIgnoredSIGPIPE should always be true")
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}
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}
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#endif
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