clang/tools/libclang/FatalErrorHandler.cpp

   1 /*===-- clang-c/FatalErrorHandler.cpp - Fatal Error Handling ------*- 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 #include "clang-c/FatalErrorHandler.h"
  11 #include "llvm/Support/ErrorHandling.h"
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14
  15 static void aborting_fatal_error_handler(void *, const char *reason,
  16                                          bool) {
  17   // Write the result out to stderr avoiding errs() because raw_ostreams can
  18   // call report_fatal_error.
  19   fprintf(stderr, "LIBCLANG FATAL ERROR: %s\n", reason);
  20   ::abort();
  21 }
  22
  23 extern "C" {
  24 void clang_install_aborting_llvm_fatal_error_handler(void) {
  25   llvm::remove_fatal_error_handler();
  26   llvm::install_fatal_error_handler(aborting_fatal_error_handler, nullptr);
  27 }
  28
  29 void clang_uninstall_llvm_fatal_error_handler(void) {
  30   llvm::remove_fatal_error_handler();
  31 }
  32 }