102 lines
2.7 KiB
C++
102 lines
2.7 KiB
C++
// Verbose terminate_handler -*- C++ -*-
|
|
|
|
// Copyright (C) 2001-2021 Free Software Foundation, Inc.
|
|
//
|
|
// 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 3, 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.
|
|
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
|
// permissions described in the GCC Runtime Library Exception, version
|
|
// 3.1, as published by the Free Software Foundation.
|
|
|
|
// You should have received a copy of the GNU General Public License and
|
|
// a copy of the GCC Runtime Library Exception along with this program;
|
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
// <http://www.gnu.org/licenses/>.
|
|
|
|
#include <bits/c++config.h>
|
|
|
|
#if _GLIBCXX_HOSTED
|
|
#include <cstdlib>
|
|
#include <exception>
|
|
#include <bits/exception_defines.h>
|
|
#include <cxxabi.h>
|
|
# include <cstdio>
|
|
|
|
using namespace std;
|
|
using namespace abi;
|
|
|
|
namespace __gnu_cxx
|
|
{
|
|
_GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|
|
|
// 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);
|
|
else
|
|
fputs(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; }
|
|
#if __cpp_exceptions
|
|
__catch(const exception& exc)
|
|
{
|
|
char const *w = exc.what();
|
|
fputs(" what(): ", stderr);
|
|
fputs(w, stderr);
|
|
fputs("\n", stderr);
|
|
}
|
|
#endif
|
|
__catch(...) { }
|
|
}
|
|
else
|
|
fputs("terminate called without an active exception\n", stderr);
|
|
|
|
abort();
|
|
}
|
|
|
|
_GLIBCXX_END_NAMESPACE_VERSION
|
|
} // namespace
|
|
|
|
#endif
|