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llvm-mirror/include/llvm-c/ErrorHandling.h
Duncan P. N. Exon Smith d1b42bfe87 Wrap C APIs with pragmas enforcing -Werror=strict-prototypes
Force `-Werror=strict-prototypes` so that C API tests fail to compile if
we add a non-prototype declaration.  This should help avoid regressions
like bddecba4b333f7772029b4937d2c34f9f2fda6ca was fixing.

https://reviews.llvm.org/D70285
rdar://problem/57203137
2019-11-19 13:18:43 -08:00

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1.9 KiB
C

/*===-- llvm-c/ErrorHandling.h - Error Handling C Interface -------*- C -*-===*\
|* *|
|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|
|* Exceptions. *|
|* See https://llvm.org/LICENSE.txt for license information. *|
|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This file defines the C interface to LLVM's error handling mechanism. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef LLVM_C_ERROR_HANDLING_H
#define LLVM_C_ERROR_HANDLING_H
#include "llvm-c/ExternC.h"
LLVM_C_EXTERN_C_BEGIN
typedef void (*LLVMFatalErrorHandler)(const char *Reason);
/**
* Install a fatal error handler. By default, if LLVM detects a fatal error, it
* will call exit(1). This may not be appropriate in many contexts. For example,
* doing exit(1) will bypass many crash reporting/tracing system tools. This
* function allows you to install a callback that will be invoked prior to the
* call to exit(1).
*/
void LLVMInstallFatalErrorHandler(LLVMFatalErrorHandler Handler);
/**
* Reset the fatal error handler. This resets LLVM's fatal error handling
* behavior to the default.
*/
void LLVMResetFatalErrorHandler(void);
/**
* Enable LLVM's built-in stack trace code. This intercepts the OS's crash
* signals and prints which component of LLVM you were in at the time if the
* crash.
*/
void LLVMEnablePrettyStackTrace(void);
LLVM_C_EXTERN_C_END
#endif