// Verbose terminate_handler -*- C++ -*-// Copyright (C) 2001, 2002, 2004, 2005 Free Software Foundation//// This file is part of the GNU ISO C++ Library. This library is free// software; you can redistribute it and/or modify it under the// terms of the GNU General Public License as published by the// Free Software Foundation; either version 2, or (at your option)// any later version.// This library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU General Public License for more details.// You should have received a copy of the GNU General Public License along// with this library; see the file COPYING. If not, write to the Free// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,// USA.// As a special exception, you may use this file as part of a free software// library without restriction. Specifically, if other files instantiate// templates or use macros or inline functions from this file, or you compile// this file and link it with other files to produce an executable, this// file does not by itself cause the resulting executable to be covered by// the GNU General Public License. This exception does not however// invalidate any other reasons why the executable file might be covered by// the GNU General Public License.#include <bits/c++config.h>#if _GLIBCXX_HOSTED#include <cstdlib>#include <exception>#include <exception_defines.h>#include <cxxabi.h># include <cstdio>using namespace std;using namespace abi;_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)// A replacement for the standard terminate_handler which prints// more information about the terminating exception (if any) on// stderr.void __verbose_terminate_handler(){static bool terminating;if (terminating){fputs("terminate called recursively\n", stderr);abort ();}terminating = true;// Make sure there was an exception; terminate is also called for an// attempt to rethrow when there is no suitable exception.type_info *t = __cxa_current_exception_type();if (t){// Note that "name" is the mangled name.char const *name = t->name();{int status = -1;char *dem = 0;dem = __cxa_demangle(name, 0, 0, &status);fputs("terminate called after throwing an instance of '", stderr);if (status == 0)fputs(dem, stderr);elsefputs(name, stderr);fputs("'\n", stderr);if (status == 0)free(dem);}// If the exception is derived from std::exception, we can// give more information.try { __throw_exception_again; }#ifdef __EXCEPTIONScatch (exception &exc){char const *w = exc.what();fputs(" what(): ", stderr);fputs(w, stderr);fputs("\n", stderr);}#endifcatch (...) { }}elsefputs("terminate called without an active exception\n", stderr);abort();}_GLIBCXX_END_NAMESPACE#endif