HermesCommon  3.0
callstack.cpp
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1 // This file is part of HermesCommon
2 //
3 // Copyright (c) 2009 hp-FEM group at the University of Nevada, Reno (UNR).
4 // Email: hpfem-group@unr.edu, home page: http://www.hpfem.org/.
5 //
6 // Hermes2D is free software; you can redistribute it and/or modify
7 // it under the terms of the GNU General Public License as published
8 // by the Free Software Foundation; either version 2 of the License,
9 // or (at your option) any later version.
10 //
11 // Hermes2D is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 //
16 // You should have received a copy of the GNU General Public License
17 // along with Hermes2D; if not, write to the Free Software
18 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 #include "callstack.h"
23 #include <signal.h>
24 #include <stdlib.h>
25 
26 // Basically GNU stuff
27 #ifdef EXECINFO_FOUND
28 #include <execinfo.h>
29 void handler(int sig)
30 {
31  void *array[20];
32  size_t size;
33 
34  // get void*'s for all entries on the stack
35  size = backtrace(array, 20);
36 
37  // print out all the frames to stderr
38  printf("Error: signal %d:\n", sig);
39  backtrace_symbols_fd(array, size, 2);
40  exit(1);
41 }
42 #endif
File containing functionality for investigating call stack.