1 // Copyright 2015 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_APPLE_CALL_WITH_EH_FRAME_H_ 6 #define BASE_APPLE_CALL_WITH_EH_FRAME_H_ 7 8 #include "base/base_export.h" 9 10 namespace base::apple { 11 12 // Invokes the specified block in a stack frame with a special exception 13 // handler. This function creates an exception handling stack frame that 14 // specifies a custom C++ exception personality routine, which terminates the 15 // search for an exception handler at this frame. 16 // 17 // The purpose of this function is to prevent a try/catch statement in system 18 // libraries, acting as a global exception handler, from handling exceptions 19 // in such a way that disrupts the generation of useful stack traces. 20 void BASE_EXPORT CallWithEHFrame(void (^block)(void)); 21 22 } // namespace base::apple 23 24 #endif // BASE_APPLE_CALL_WITH_EH_FRAME_H_ 25