libpthread/linuxthreads_db/td_ta_event_addr.c

   1 /* Get event address.
   2    Copyright (C) 1999, 2001 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library 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 GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include "thread_dbP.h"
  21
  22
  23 td_err_e
  24 td_ta_event_addr (const td_thragent_t *ta, td_event_e event, td_notify_t *addr)
  25 {
  26   td_err_e res = TD_NOEVENT;
  27   int idx = -1;
  28
  29   LOG ("td_ta_event_addr");
  30
  31   /* Test whether the TA parameter is ok.  */
  32   if (! ta_ok (ta))
  33     return TD_BADTA;
  34
  35   switch (event)
  36     {
  37     case TD_CREATE:
  38       idx = LINUXTHREADS_CREATE_EVENT;
  39       break;
  40
  41     case TD_DEATH:
  42       idx = LINUXTHREADS_DEATH_EVENT;
  43       break;
  44
  45     case TD_REAP:
  46       idx = LINUXTHREADS_REAP_EVENT;
  47       break;
  48
  49     default:
  50       /* Event cannot be handled.  */
  51       break;
  52     }
  53
  54   /* Now get the address.  */
  55   if (idx != -1)
  56     {
  57       psaddr_t taddr;
  58
  59       if (td_lookup (ta->ph, idx, &taddr) == PS_OK)
  60         {
  61           /* Success, we got the address.  */
  62           addr->type = NOTIFY_BPT;
  63           addr->u.bptaddr = taddr;
  64
  65           res = TD_OK;
  66         }
  67       else
  68         res = TD_ERR;
  69     }
  70
  71   return res;
  72 }