Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/libsupc++/vterminate.cc @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
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// Verbose terminate_handler -*- C++ -*- // Copyright (C) 2001-2020 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