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372ada0e24
This change adds support for WASI in stdlib tests. Some tests that expect a crash to happen had to be disabled, since there's currently no way to observe such crash from a WASI host.
56 lines
1.7 KiB
Swift
56 lines
1.7 KiB
Swift
//===--- SymbolLookup.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 - 2019 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(Darwin)
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import Darwin
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#elseif canImport(Glibc)
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import Glibc
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#elseif os(WASI)
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import WASILibc
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#elseif os(Windows)
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import CRT
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import WinSDK
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#else
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#error("Unsupported platform")
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#endif
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#if canImport(Darwin) || os(OpenBSD)
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let RTLD_DEFAULT = UnsafeMutableRawPointer(bitPattern: -2)
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#elseif os(Linux) || os(WASI)
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let RTLD_DEFAULT = UnsafeMutableRawPointer(bitPattern: 0)
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#elseif os(Android)
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#if arch(arm) || arch(i386)
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let RTLD_DEFAULT = UnsafeMutableRawPointer(bitPattern: 0xffffffff as UInt)
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#elseif arch(arm64) || arch(x86_64)
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let RTLD_DEFAULT = UnsafeMutableRawPointer(bitPattern: 0)
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#else
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#error("Unsupported platform")
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#endif
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#elseif os(Windows)
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let hStdlibCore: HMODULE = GetModuleHandleA("swiftCore.dll")!
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#elseif os(WASI)
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// WASI doesn't support dynamic linking yet.
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#else
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#error("Unsupported platform")
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#endif
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public func pointerToSwiftCoreSymbol(name: String) -> UnsafeMutableRawPointer? {
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#if os(Windows)
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return unsafeBitCast(GetProcAddress(hStdlibCore, name),
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to: UnsafeMutableRawPointer?.self)
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#elseif os(WASI)
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fatalError("\(#function) is not supported on WebAssembly/WASI")
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#else
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return dlsym(RTLD_DEFAULT, name)
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#endif
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}
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