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f5bdb858e0
Moved all the threading code to one place. Added explicit support for Darwin, Linux, Pthreads, C11 threads and Win32 threads, including new implementations of Once for Linux, Pthreads, C11 and Win32. rdar://90776105
46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
//===--- EnvironmentVariables.h - Debug variables. --------------*- C++ -*-===//
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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 - 2020 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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//
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// Debug behavior conditionally enabled using environment variables.
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//
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//===----------------------------------------------------------------------===//
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#include "swift/Threading/Once.h"
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namespace swift {
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namespace runtime {
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namespace environment {
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void initialize(void *);
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extern swift::once_t initializeToken;
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// Declare backing variables.
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#define VARIABLE(name, type, defaultValue, help) extern type name ## _variable;
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#include "../../../stdlib/public/runtime/EnvironmentVariables.def"
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// Define getter functions.
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#define VARIABLE(name, type, defaultValue, help) \
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inline type name() { \
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swift::once(initializeToken, initialize, nullptr); \
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return name ## _variable; \
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}
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#include "../../../stdlib/public/runtime/EnvironmentVariables.def"
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// Wrapper around SWIFT_ENABLE_ASYNC_JOB_DISPATCH_INTEGRATION that the
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// Concurrency library can call.
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SWIFT_RUNTIME_STDLIB_SPI bool concurrencyEnableJobDispatchIntegration();
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} // end namespace environment
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} // end namespace runtime
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} // end namespace Swift
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