xref: /dflybsd-src/contrib/gcc-4.7/libstdc++-v3/libsupc++/eh_terminate.cc (revision 04febcfb30580676d3e95f58a16c5137ee478b32)
1*e4b17023SJohn Marino // -*- C++ -*- std::terminate, std::unexpected and friends.
2*e4b17023SJohn Marino // Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2009,
3*e4b17023SJohn Marino // 2011
4*e4b17023SJohn Marino // Free Software Foundation
5*e4b17023SJohn Marino //
6*e4b17023SJohn Marino // This file is part of GCC.
7*e4b17023SJohn Marino //
8*e4b17023SJohn Marino // GCC is free software; you can redistribute it and/or modify
9*e4b17023SJohn Marino // it under the terms of the GNU General Public License as published by
10*e4b17023SJohn Marino // the Free Software Foundation; either version 3, or (at your option)
11*e4b17023SJohn Marino // any later version.
12*e4b17023SJohn Marino //
13*e4b17023SJohn Marino // GCC is distributed in the hope that it will be useful,
14*e4b17023SJohn Marino // but WITHOUT ANY WARRANTY; without even the implied warranty of
15*e4b17023SJohn Marino // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16*e4b17023SJohn Marino // GNU General Public License for more details.
17*e4b17023SJohn Marino //
18*e4b17023SJohn Marino // Under Section 7 of GPL version 3, you are granted additional
19*e4b17023SJohn Marino // permissions described in the GCC Runtime Library Exception, version
20*e4b17023SJohn Marino // 3.1, as published by the Free Software Foundation.
21*e4b17023SJohn Marino 
22*e4b17023SJohn Marino // You should have received a copy of the GNU General Public License and
23*e4b17023SJohn Marino // a copy of the GCC Runtime Library Exception along with this program;
24*e4b17023SJohn Marino // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
25*e4b17023SJohn Marino // <http://www.gnu.org/licenses/>.
26*e4b17023SJohn Marino 
27*e4b17023SJohn Marino #include "typeinfo"
28*e4b17023SJohn Marino #include "exception"
29*e4b17023SJohn Marino #include <cstdlib>
30*e4b17023SJohn Marino #include "unwind-cxx.h"
31*e4b17023SJohn Marino #include <bits/exception_defines.h>
32*e4b17023SJohn Marino 
33*e4b17023SJohn Marino using namespace __cxxabiv1;
34*e4b17023SJohn Marino 
35*e4b17023SJohn Marino void
__terminate(std::terminate_handler handler)36*e4b17023SJohn Marino __cxxabiv1::__terminate (std::terminate_handler handler) throw ()
37*e4b17023SJohn Marino {
38*e4b17023SJohn Marino   __try
39*e4b17023SJohn Marino     {
40*e4b17023SJohn Marino       handler ();
41*e4b17023SJohn Marino       std::abort ();
42*e4b17023SJohn Marino     }
43*e4b17023SJohn Marino   __catch(...)
44*e4b17023SJohn Marino     { std::abort (); }
45*e4b17023SJohn Marino }
46*e4b17023SJohn Marino 
47*e4b17023SJohn Marino void
terminate()48*e4b17023SJohn Marino std::terminate () throw()
49*e4b17023SJohn Marino {
50*e4b17023SJohn Marino   __terminate (__terminate_handler);
51*e4b17023SJohn Marino }
52*e4b17023SJohn Marino 
53*e4b17023SJohn Marino void
__unexpected(std::unexpected_handler handler)54*e4b17023SJohn Marino __cxxabiv1::__unexpected (std::unexpected_handler handler)
55*e4b17023SJohn Marino {
56*e4b17023SJohn Marino   handler();
57*e4b17023SJohn Marino   std::terminate ();
58*e4b17023SJohn Marino }
59*e4b17023SJohn Marino 
60*e4b17023SJohn Marino void
unexpected()61*e4b17023SJohn Marino std::unexpected ()
62*e4b17023SJohn Marino {
63*e4b17023SJohn Marino   __unexpected (__unexpected_handler);
64*e4b17023SJohn Marino }
65*e4b17023SJohn Marino 
66*e4b17023SJohn Marino std::terminate_handler
set_terminate(std::terminate_handler func)67*e4b17023SJohn Marino std::set_terminate (std::terminate_handler func) throw()
68*e4b17023SJohn Marino {
69*e4b17023SJohn Marino   std::terminate_handler old = __terminate_handler;
70*e4b17023SJohn Marino   __terminate_handler = func;
71*e4b17023SJohn Marino   return old;
72*e4b17023SJohn Marino }
73*e4b17023SJohn Marino 
74*e4b17023SJohn Marino std::unexpected_handler
set_unexpected(std::unexpected_handler func)75*e4b17023SJohn Marino std::set_unexpected (std::unexpected_handler func) throw()
76*e4b17023SJohn Marino {
77*e4b17023SJohn Marino   std::unexpected_handler old = __unexpected_handler;
78*e4b17023SJohn Marino   __unexpected_handler = func;
79*e4b17023SJohn Marino   return old;
80*e4b17023SJohn Marino }
81