mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-21 04:31:04 +08:00
52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/* Enable event process-wide.
|
|
Copyright (C) 1999-2014 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 "thread_dbP.h"
|
|
|
|
|
|
td_err_e
|
|
td_thr_event_enable (th, onoff)
|
|
const td_thrhandle_t *th;
|
|
int onoff;
|
|
{
|
|
LOG ("td_thr_event_enable");
|
|
|
|
if (th->th_unique != 0)
|
|
{
|
|
/* Write the new value into the thread data structure. */
|
|
td_err_e err = DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread,
|
|
report_events, 0,
|
|
(psaddr_t) 0 + (onoff != 0));
|
|
if (err != TD_OK)
|
|
return err;
|
|
|
|
/* Just in case we are in the window between initializing __stack_user
|
|
and copying from __nptl_initial_report_events, we set it too.
|
|
It doesn't hurt to do this for non-initial threads, since it
|
|
won't be consulted again anyway. It would take another fetch
|
|
to get the tid and determine this isn't the initial thread,
|
|
so just do it always. */
|
|
}
|
|
|
|
/* We are faking it for the initial thread before its thread
|
|
descriptor is set up. */
|
|
return DB_PUT_VALUE (th->th_ta_p, __nptl_initial_report_events, 0,
|
|
(psaddr_t) 0 + (onoff != 0));
|
|
}
|