[libclang] Expose abort()-ing LLVM fatal error handler

Differential Revision: https://reviews.llvm.org/D66775

llvm-svn: 371787

1 files changed, 33 insertions, 0 deletions

diff --git a/clang/include/clang-c/FatalErrorHandler.h b/clang/include/clang-c/FatalErrorHandler.h
new file mode 100644
index 00000000000..74c9a8fe98b
--- /dev/null
+++ b/clang/include/clang-c/FatalErrorHandler.h
@@ -0,0 +1,33 @@
+/*===-- clang-c/FatalErrorHandler.h - Fatal Error Handling --------*- 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                    *|
+|*                                                                            *|
+\*===----------------------------------------------------------------------===*/
+
+#ifndef LLVM_CLANG_C_FATAL_ERROR_HANDLER_H
+#define LLVM_CLANG_C_FATAL_ERROR_HANDLER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Installs error handler that prints error message to stderr and calls abort().
+ * Replaces currently installed error handler (if any).
+ */
+void clang_install_aborting_llvm_fatal_error_handler();
+
+/**
+ * Removes currently installed error handler (if any).
+ * If no error handler is intalled, the default strategy is to print error
+ * message to stderr and call exit(1).
+ */
+void clang_uninstall_llvm_fatal_error_handler();
+
+#ifdef __cplusplus
+}
+#endif
+#endif