43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
//===- IOSandbox.h ----------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_IOSANDBOX_H
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#define LLVM_SUPPORT_IOSANDBOX_H
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#if defined(LLVM_ENABLE_IO_SANDBOX) && LLVM_ENABLE_IO_SANDBOX
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/SaveAndRestore.h"
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namespace llvm::sys::sandbox {
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inline LLVM_THREAD_LOCAL bool Enabled = false;
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struct [[nodiscard, maybe_unused]] ScopedSetting {
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SaveAndRestore<bool> Impl;
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};
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inline ScopedSetting scopedEnable() { return {{Enabled, true}}; }
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inline ScopedSetting scopedDisable() { return {{Enabled, false}}; }
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inline void violationIfEnabled() {
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if (Enabled)
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reportFatalInternalError("IO sandbox violation");
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}
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} // namespace llvm::sys::sandbox
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#else
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namespace llvm::sys::sandbox {
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struct [[nodiscard, maybe_unused]] ScopedSetting {};
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inline ScopedSetting scopedEnable() { return {}; }
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inline ScopedSetting scopedDisable() { return {}; }
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inline void violationIfEnabled() {}
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} // namespace llvm::sys::sandbox
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#endif
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#endif
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