1 /*===-- llvm-c/ErrorHandling.h - Error Handling C Interface -------*- C -*-===*\ 2 |* *| 3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM *| 4 |* Exceptions. *| 5 |* See https://llvm.org/LICENSE.txt for license information. *| 6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *| 7 |* *| 8 |*===----------------------------------------------------------------------===*| 9 |* *| 10 |* This file defines the C interface to LLVM's error handling mechanism. *| 11 |* *| 12 \*===----------------------------------------------------------------------===*/ 13 14 #ifndef LLVM_C_ERRORHANDLING_H 15 #define LLVM_C_ERRORHANDLING_H 16 17 #include "llvm-c/ExternC.h" 18 19 LLVM_C_EXTERN_C_BEGIN 20 21 /** 22 * @addtogroup LLVMCError 23 * 24 * @{ 25 */ 26 27 typedef void (*LLVMFatalErrorHandler)(const char *Reason); 28 29 /** 30 * Install a fatal error handler. By default, if LLVM detects a fatal error, it 31 * will call exit(1). This may not be appropriate in many contexts. For example, 32 * doing exit(1) will bypass many crash reporting/tracing system tools. This 33 * function allows you to install a callback that will be invoked prior to the 34 * call to exit(1). 35 */ 36 void LLVMInstallFatalErrorHandler(LLVMFatalErrorHandler Handler); 37 38 /** 39 * Reset the fatal error handler. This resets LLVM's fatal error handling 40 * behavior to the default. 41 */ 42 void LLVMResetFatalErrorHandler(void); 43 44 /** 45 * Enable LLVM's built-in stack trace code. This intercepts the OS's crash 46 * signals and prints which component of LLVM you were in at the time if the 47 * crash. 48 */ 49 void LLVMEnablePrettyStackTrace(void); 50 51 /** 52 * @} 53 */ 54 55 LLVM_C_EXTERN_C_END 56 57 #endif 58