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/* This testcase is part of GDB, the GNU debugger.

   Copyright 2008, 2010 Free Software Foundation, Inc.

   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/>.  */

/* Support program for testing handling of inferior function calls

   in the presence of signals.  */

#include <stdio.h>

#include <signal.h>

#include <unistd.h>

void

handle_signal (int sig)

{

}

void

gen_signal ()

{

  /* According to sigall.exp, SIGABRT is always supported.  */

#ifdef SIGABRT

  kill (getpid (), SIGABRT);

#endif

  /* If we get here we couldn't generate a signal, tell dejagnu.  */

  printf ("no signal\n");

}

/* Easy place to set a breakpoint.  */

void

stop_one ()

{

}

void

stop_two ()

{

}

void

null_hand_call ()

{

}

int

main ()

{

#ifdef usestubs

  set_debug_traps ();

  breakpoint ();

#endif

#ifdef SIG_SETMASK

  /* Ensure all the signals aren't blocked.

     The environment in which the testsuite is run may have blocked some

     for whatever reason.  */

  {

    sigset_t newset;

    sigemptyset (&newset);

    sigprocmask (SIG_SETMASK, &newset, NULL);

  }

#endif

  signal (SIGABRT, handle_signal);

  /* Stop here so we can hand-call gen_signal.  */

  stop_one ();

  /* When we're resumed stop here.  */

  stop_two ();

  /* When we're resumed we generate a signal ourselves.  */

  gen_signal ();

  return 0;

}