xref: /llvm-project/clang/tools/libclang/FatalErrorHandler.cpp (revision 9503ad3b533cb84b51cfc80c51d262da50435013)
1f7d2376bSJan Korous /*===-- clang-c/FatalErrorHandler.cpp - Fatal Error Handling ------*- C -*-===*\
2f7d2376bSJan Korous |*                                                                            *|
3f7d2376bSJan Korous |* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
4f7d2376bSJan Korous |* Exceptions.                                                                *|
5f7d2376bSJan Korous |* See https://llvm.org/LICENSE.txt for license information.                  *|
6f7d2376bSJan Korous |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
7f7d2376bSJan Korous |*                                                                            *|
8f7d2376bSJan Korous \*===----------------------------------------------------------------------===*/
9f7d2376bSJan Korous 
10f7d2376bSJan Korous #include "clang-c/FatalErrorHandler.h"
11f7d2376bSJan Korous #include "llvm/Support/ErrorHandling.h"
12*9503ad3bSSimon Pilgrim #include <stdio.h>
1311927474SAlex Lorenz #include <stdlib.h>
14f7d2376bSJan Korous 
aborting_fatal_error_handler(void *,const char * reason,bool)15e463b697SSimon Pilgrim static void aborting_fatal_error_handler(void *, const char *reason,
16f7d2376bSJan Korous                                          bool) {
17f7d2376bSJan Korous   // Write the result out to stderr avoiding errs() because raw_ostreams can
18f7d2376bSJan Korous   // call report_fatal_error.
19e463b697SSimon Pilgrim   fprintf(stderr, "LIBCLANG FATAL ERROR: %s\n", reason);
20f7d2376bSJan Korous   ::abort();
21f7d2376bSJan Korous }
22f7d2376bSJan Korous 
23bddecba4SAaron Ballman extern "C" {
clang_install_aborting_llvm_fatal_error_handler(void)24bddecba4SAaron Ballman void clang_install_aborting_llvm_fatal_error_handler(void) {
25f7d2376bSJan Korous   llvm::remove_fatal_error_handler();
26f7d2376bSJan Korous   llvm::install_fatal_error_handler(aborting_fatal_error_handler, nullptr);
27f7d2376bSJan Korous }
28f7d2376bSJan Korous 
clang_uninstall_llvm_fatal_error_handler(void)29bddecba4SAaron Ballman void clang_uninstall_llvm_fatal_error_handler(void) {
30f7d2376bSJan Korous   llvm::remove_fatal_error_handler();
31f7d2376bSJan Korous }
32bddecba4SAaron Ballman }
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