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/* Set a thread's general register set.
   Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
 
   The GNU C Library 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.
 
   The GNU C Library 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 the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */
 
#include "thread_dbP.h"
 
 
td_err_e
td_thr_setgregs (const td_thrhandle_t *th, prgregset_t gregs)
{
  struct _pthread_descr_struct pds = { .p_terminated = 0, .p_pid = 0 };
 
  LOG ("td_thr_setgregs");
 
  /* We have to get the state and the PID for this thread.  */
  if (th->th_unique != NULL
      && ps_pdread (th->th_ta_p->ph, th->th_unique, &pds,
                 sizeof (struct _pthread_descr_struct)) != PS_OK)
    return TD_ERR;
 
  /* Only set the registers if the thread hasn't yet terminated.  */
  if (pds.p_terminated == 0)
    {
      pid_t pid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph);
 
      if (ps_lsetregs (th->th_ta_p->ph, pid, gregs) != PS_OK)
	return TD_ERR;
    }
 
  return TD_OK;
}