mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 16:33:37 +01:00
60 lines
2.5 KiB
C++
60 lines
2.5 KiB
C++
//===- llvm/Support/Signals.h - 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.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_SYSTEM_SIGNALS_H
|
|
#define LLVM_SYSTEM_SIGNALS_H
|
|
|
|
#include "llvm/Support/Path.h"
|
|
|
|
namespace llvm {
|
|
namespace sys {
|
|
|
|
/// This function runs all the registered interrupt handlers, including the
|
|
/// removal of files registered by RemoveFileOnSignal.
|
|
void RunInterruptHandlers();
|
|
|
|
/// This function registers signal handlers to ensure that if a signal gets
|
|
/// delivered that the named file is removed.
|
|
/// @brief Remove a file if a fatal signal occurs.
|
|
bool RemoveFileOnSignal(const Path &Filename, std::string* ErrMsg = 0);
|
|
|
|
/// This function removes a file from the list of files to be removed on
|
|
/// signal delivery.
|
|
void DontRemoveFileOnSignal(const Path &Filename);
|
|
|
|
/// When an error signal (such as SIBABRT or SIGSEGV) is delivered to the
|
|
/// process, print a stack trace and then exit.
|
|
/// @brief Print a stack trace if a fatal signal occurs.
|
|
void PrintStackTraceOnErrorSignal();
|
|
|
|
/// AddSignalHandler - Add a function to be called when an abort/kill signal
|
|
/// is delivered to the process. The handler can have a cookie passed to it
|
|
/// to identify what instance of the handler it is.
|
|
void AddSignalHandler(void (*FnPtr)(void *), void *Cookie);
|
|
|
|
/// This function registers a function to be called when the user "interrupts"
|
|
/// the program (typically by pressing ctrl-c). When the user interrupts the
|
|
/// program, the specified interrupt function is called instead of the program
|
|
/// being killed, and the interrupt function automatically disabled. Note
|
|
/// that interrupt functions are not allowed to call any non-reentrant
|
|
/// functions. An null interrupt function pointer disables the current
|
|
/// installed function. Note also that the handler may be executed on a
|
|
/// different thread on some platforms.
|
|
/// @brief Register a function to be called when ctrl-c is pressed.
|
|
void SetInterruptFunction(void (*IF)());
|
|
} // End sys namespace
|
|
} // End llvm namespace
|
|
|
|
#endif
|