1 /* Enable specific event for thread.
2 Copyright (C) 1999,2001,2002,2003 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@redhat.com>, 1999.
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.
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.
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/>. */
22 #include "thread_dbP.h"
26 td_thr_set_event (const td_thrhandle_t *th, td_thr_events_t *event)
32 LOG ("td_thr_set_event");
34 /* Fetch the old event mask from the inferior and modify it in place. */
35 err = DB_GET_FIELD_ADDRESS (eventmask, th->th_ta_p,
36 th->th_unique, pthread, eventbuf_eventmask, 0);
38 err = DB_GET_STRUCT (copy, th->th_ta_p, eventmask, td_thr_events_t);
42 for (idx = 0; idx < TD_EVENTSIZE; ++idx)
46 err = DB_GET_FIELD_LOCAL (word, th->th_ta_p, copy,
47 td_thr_events_t, event_bits, idx);
50 mask = (uintptr_t) word;
51 mask |= event->event_bits[idx];
52 word = (psaddr_t) (uintptr_t) mask;
53 err = DB_PUT_FIELD_LOCAL (th->th_ta_p, copy,
54 td_thr_events_t, event_bits, idx, word);
58 if (err == TD_NOAPLIC)
61 while (idx < TD_EVENTSIZE)
62 if (event->event_bits[idx++] != 0)
69 /* Now write it back to the inferior. */
70 err = DB_PUT_STRUCT (th->th_ta_p, eventmask, td_thr_events_t, copy);