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, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #include "thread_dbP.h"
  22
  23
  24 td_err_e
  25 td_ta_event_addr (const td_thragent_t *ta, td_event_e event, td_notify_t *addr)
  26 {
  27   td_err_e res = TD_NOEVENT;
  28   int idx = -1;
  29
  30   LOG ("td_ta_event_addr");
  31
  32   /* Test whether the TA parameter is ok.  */
  33   if (! ta_ok (ta))
  34     return TD_BADTA;
  35
  36   switch (event)
  37     {
  38     case TD_CREATE:
  39       idx = LINUXTHREADS_CREATE_EVENT;
  40       break;
  41
  42     case TD_DEATH:
  43       idx = LINUXTHREADS_DEATH_EVENT;
  44       break;
  45
  46     case TD_REAP:
  47       idx = LINUXTHREADS_REAP_EVENT;
  48       break;
  49
  50     default:
  51       /* Event cannot be handled.  */
  52       break;
  53     }
  54
  55   /* Now get the address.  */
  56   if (idx != -1)
  57     {
  58       psaddr_t taddr;
  59
  60       if (td_lookup (ta->ph, idx, &taddr) == PS_OK)
  61         {
  62           /* Success, we got the address.  */
  63           addr->type = NOTIFY_BPT;
  64           addr->u.bptaddr = taddr;
  65
  66           res = TD_OK;
  67         }
  68       else
  69         res = TD_ERR;
  70     }
  71
  72   return res;
  73 }