ErrorHandling.h revision 292941
1/*===-- llvm-c/ErrorHandling.h - Error Handling C Interface -------*- C -*-===*\ 2|* *| 3|* The LLVM Compiler Infrastructure *| 4|* *| 5|* This file is distributed under the University of Illinois Open Source *| 6|* License. See LICENSE.TXT for details. *| 7|* *| 8|*===----------------------------------------------------------------------===*| 9|* *| 10|* This file defines the C interface to LLVM's error handling mechanism. *| 11|* *| 12\*===----------------------------------------------------------------------===*/ 13 14#ifndef LLVM_C_ERROR_HANDLING_H 15#define LLVM_C_ERROR_HANDLING_H 16 17#include "llvm-c/Types.h" 18 19#ifdef __cplusplus 20extern "C" { 21#endif 22 23typedef void (*LLVMFatalErrorHandler)(const char *Reason); 24 25/** 26 * Install a fatal error handler. By default, if LLVM detects a fatal error, it 27 * will call exit(1). This may not be appropriate in many contexts. For example, 28 * doing exit(1) will bypass many crash reporting/tracing system tools. This 29 * function allows you to install a callback that will be invoked prior to the 30 * call to exit(1). 31 */ 32void LLVMInstallFatalErrorHandler(LLVMFatalErrorHandler Handler); 33 34/** 35 * Reset the fatal error handler. This resets LLVM's fatal error handling 36 * behavior to the default. 37 */ 38void LLVMResetFatalErrorHandler(void); 39 40/** 41 * Enable LLVM's built-in stack trace code. This intercepts the OS's crash 42 * signals and prints which component of LLVM you were in at the time if the 43 * crash. 44 */ 45void LLVMEnablePrettyStackTrace(void); 46 47#ifdef __cplusplus 48} 49#endif 50 51#endif 52