llvm-project/llvm/lib/Support/Signals.cpp

47 lines
1.4 KiB
C++

//===- Signals.cpp - Signal Handling support --------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines some helpful functions for dealing with the possibility of
// Unix signals occurring while your program is running.
//
//===----------------------------------------------------------------------===//
#include "llvm/Config/config.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Signals.h"
#include <vector>
namespace llvm {
using namespace sys;
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only TRULY operating system
//=== independent code.
//===----------------------------------------------------------------------===//
static ManagedStatic<std::vector<std::pair<void (*)(void *), void *>>>
CallBacksToRun;
void sys::RunSignalHandlers() {
if (!CallBacksToRun.isConstructed())
return;
for (auto &I : *CallBacksToRun)
I.first(I.second);
CallBacksToRun->clear();
}
}
// Include the platform-specific parts of this class.
#ifdef LLVM_ON_UNIX
#include "Unix/Signals.inc"
#endif
#ifdef LLVM_ON_WIN32
#include "Windows/Signals.inc"
#endif