mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-14 09:01:07 +00:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/* Enable specific event for thread.
|
|
Copyright (C) 1999-2019 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.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, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
#include "thread_dbP.h"
|
|
|
|
|
|
td_err_e
|
|
td_thr_set_event (const td_thrhandle_t *th, td_thr_events_t *event)
|
|
{
|
|
td_err_e err;
|
|
psaddr_t eventmask;
|
|
void *copy;
|
|
|
|
LOG ("td_thr_set_event");
|
|
|
|
/* Fetch the old event mask from the inferior and modify it in place. */
|
|
err = DB_GET_FIELD_ADDRESS (eventmask, th->th_ta_p,
|
|
th->th_unique, pthread, eventbuf_eventmask, 0);
|
|
if (err == TD_OK)
|
|
err = DB_GET_STRUCT (copy, th->th_ta_p, eventmask, td_thr_events_t);
|
|
if (err == TD_OK)
|
|
{
|
|
uint32_t idx;
|
|
for (idx = 0; idx < TD_EVENTSIZE; ++idx)
|
|
{
|
|
psaddr_t word;
|
|
uint32_t mask;
|
|
err = DB_GET_FIELD_LOCAL (word, th->th_ta_p, copy,
|
|
td_thr_events_t, event_bits, idx);
|
|
if (err != TD_OK)
|
|
break;
|
|
mask = (uintptr_t) word;
|
|
mask |= event->event_bits[idx];
|
|
word = (psaddr_t) (uintptr_t) mask;
|
|
err = DB_PUT_FIELD_LOCAL (th->th_ta_p, copy,
|
|
td_thr_events_t, event_bits, idx, word);
|
|
if (err != TD_OK)
|
|
break;
|
|
}
|
|
if (err == TD_NOAPLIC)
|
|
{
|
|
err = TD_OK;
|
|
while (idx < TD_EVENTSIZE)
|
|
if (event->event_bits[idx++] != 0)
|
|
{
|
|
err = TD_NOEVENT;
|
|
break;
|
|
}
|
|
}
|
|
if (err == TD_OK)
|
|
/* Now write it back to the inferior. */
|
|
err = DB_PUT_STRUCT (th->th_ta_p, eventmask, td_thr_events_t, copy);
|
|
}
|
|
|
|
return err;
|
|
}
|