projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 74a3070f JM |
1 | // Verbose terminate_handler -*- C++ -*- |
| 2 | ||
| 3 | // Copyright (C) 2001 Free Software Foundation | |
| 4 | // | |
| 5 | // This file is part of GNU CC. | |
| 6 | // | |
| 7 | // GNU CC is free software; you can redistribute it and/or modify | |
| 8 | // it under the terms of the GNU General Public License as published by | |
| 9 | // the Free Software Foundation; either version 2, or (at your option) | |
| 10 | // any later version. | |
| 11 | // | |
| 12 | // GNU CC is distributed in the hope that it will be useful, | |
| 13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | // GNU General Public License for more details. | |
| 16 | // | |
| 17 | // You should have received a copy of the GNU General Public License | |
| 18 | // along with GNU CC; see the file COPYING. If not, write to | |
| 19 | // the Free Software Foundation, 59 Temple Place - Suite 330, | |
| 20 | // Boston, MA 02111-1307, USA. | |
| 21 | ||
| 22 | // As a special exception, you may use this file as part of a free software | |
| 23 | // library without restriction. Specifically, if other files instantiate | |
| 24 | // templates or use macros or inline functions from this file, or you compile | |
| 25 | // this file and link it with other files to produce an executable, this | |
| 26 | // file does not by itself cause the resulting executable to be covered by | |
| 27 | // the GNU General Public License. This exception does not however | |
| 28 | // invalidate any other reasons why the executable file might be covered by | |
| 29 | // the GNU General Public License. | |
| 30 | ||
| 31 | #include <exception> | |
| 32 | #include <cstdlib> | |
| 33 | #include <cstdio> | |
| 34 | #include <cxxabi.h> | |
| 35 | ||
| 36 | using namespace std; | |
| 37 | using namespace abi; | |
| 38 | ||
| 1b4a6975 PE |
39 | namespace __gnu_cxx |
| 40 | { | |
| 74a3070f | 41 | |
| afb0141f JM |
42 | /* A replacement for the standard terminate_handler which prints |
| 43 | more information about the terminating exception (if any) on stderr. */ | |
| 44 | void __verbose_terminate_handler () | |
| 74a3070f JM |
45 | { |
| 46 | // Make sure there was an exception; terminate is also called for an | |
| 47 | // attempt to rethrow when there is no suitable exception. | |
| 48 | type_info *t = __cxa_current_exception_type (); | |
| 49 | if (t) | |
| 50 | { | |
| 51 | char const *name = t->name (); | |
| 52 | // Note that "name" is the mangled name. | |
| 53 | ||
| 54 | { | |
| 55 | int status = -1; | |
| 56 | char *dem = 0; | |
| 57 | ||
| 58 | #if 0 | |
| 59 | // Disabled until __cxa_demangle gets the runtime GPL exception. | |
| 60 | dem = __cxa_demangle (name, 0, 0, &status); | |
| 61 | #endif | |
| 62 | ||
| 63 | printf ("terminate called after throwing a `%s'\n", | |
| 64 | status == 0 ? dem : name); | |
| 65 | ||
| 66 | if (status == 0) | |
| 67 | free (dem); | |
| 68 | } | |
| 69 | ||
| 70 | // If the exception is derived from std::exception, we can give more | |
| 71 | // information. | |
| 72 | try { throw; } | |
| 73 | catch (exception &exc) | |
| 74 | { fprintf (stderr, " what(): %s\n", exc.what()); } | |
| 75 | catch (...) { } | |
| 76 | } | |
| 77 | else | |
| 78 | fprintf (stderr, "terminate called without an active exception\n"); | |
| 79 | ||
| 80 | abort (); | |
| 81 | } | |
| 82 | ||
| 83 | } // namespace __gnu_cxx |