gnulib/lib/abort-debug.c

/* abort() function that prints a stack trace before aborting.
   Copyright (C) 2024-2025 Free Software Foundation, Inc.

   This file is free software: you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as
   published by the Free Software Foundation; either version 2.1 of the
   License, or (at your option) any later version.

   This file 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 Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include <stdlib.h>

#include <signal.h>

#include "stack-trace-impl.h"

/*   rpl_abort ();
   is equivalent to
     print_stack_trace ();
     original abort (); // essentially raise (SIGABRT);
 */
void
rpl_abort (void)
#undef abort
{
#if HAVE_LIBBACKTRACE || HAVE_LIBASAN || HAVE_EXECINFO_H
  print_stack_trace_to (stderr);
#endif
  abort ();
}