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 20 extern "C" { 21 #endif 22 23 typedef 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 */ 32 void LLVMInstallFatalErrorHandler(LLVMFatalErrorHandler Handler); 33 34 /** 35 * Reset the fatal error handler. This resets LLVM's fatal error handling 36 * behavior to the default. 37 */ 38 void 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 */ 45 void LLVMEnablePrettyStackTrace(void); 46 47 #ifdef __cplusplus 48 } 49 #endif 50 51 #endif 52