//
// aegis - project change supervisor
// Copyright (C) 2014 Peter Miller
//
// This program 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 of the License, or (at
// your option) any later version.
//
// This program 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.
//
// You should have received a copy of the GNU General Public License along
// with this program. If not, see <http://www.gnu.org/licenses/>.
//

#include <common/ac/execinfo.h>
#include <common/ac/stdio.h>
#include <common/ac/stdlib.h>

#include <common/back_tra_pri.h>


#ifdef HAVE_BACKTRACE

void
back_trace_print(void)
{
    fflush(stdout);
    fprintf(stderr, "%s: %d: %s\n", __FILE__, __LINE__, __PRETTY_FUNCTION__);
#define BT_MAX_DEPTH 20

    void **bt_info;
    bt_info = (void**)calloc(BT_MAX_DEPTH, sizeof(void*));
    int bt_depth = backtrace(bt_info, BT_MAX_DEPTH);
    fprintf(stderr, "%s: %d: bt_depth = %d\n", __FILE__, __LINE__, bt_depth);
    char **symbol = backtrace_symbols(bt_info, bt_depth);
    fprintf(stderr, "%s: %d: symbol = %p\n", __FILE__, __LINE__, symbol);
    for (int j = 0; j < bt_depth; ++j)
    {
        fprintf(stderr, "%d: %s\n", j, symbol[j]);
    }
    fflush(stderr);
}

#else

void
back_trace_print(void)
{
}

#endif


// vim: set ts=8 sw=4 et :