| 1 |
148 |
jeremybenn |
/* Get thread information.
|
| 2 |
|
|
Copyright (C) 1999, 2000 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 <stddef.h>
|
| 22 |
|
|
#include <string.h>
|
| 23 |
|
|
|
| 24 |
|
|
#include "thread_dbP.h"
|
| 25 |
|
|
|
| 26 |
|
|
|
| 27 |
|
|
td_err_e
|
| 28 |
|
|
td_thr_get_info (const td_thrhandle_t *th, td_thrinfo_t *infop)
|
| 29 |
|
|
{
|
| 30 |
|
|
struct _pthread_descr_struct pds;
|
| 31 |
|
|
|
| 32 |
|
|
LOG ("td_thr_get_info");
|
| 33 |
|
|
|
| 34 |
|
|
/* Get the thread descriptor. */
|
| 35 |
|
|
if (ps_pdread (th->th_ta_p->ph, th->th_unique, &pds,
|
| 36 |
|
|
th->th_ta_p->sizeof_descr) != PS_OK)
|
| 37 |
|
|
return TD_ERR; /* XXX Other error value? */
|
| 38 |
|
|
|
| 39 |
|
|
/* Fill in information. Clear first to provide reproducable
|
| 40 |
|
|
results for the fields we do not fill in. */
|
| 41 |
|
|
memset (infop, '\0', sizeof (td_thrinfo_t));
|
| 42 |
|
|
|
| 43 |
|
|
/* We have to handle the manager thread special since the thread
|
| 44 |
|
|
descriptor in older versions is not fully initialized. */
|
| 45 |
|
|
if (pds.p_nr == 1)
|
| 46 |
|
|
{
|
| 47 |
|
|
infop->ti_tid = th->th_ta_p->pthread_threads_max * 2 + 1;
|
| 48 |
|
|
infop->ti_type = TD_THR_SYSTEM;
|
| 49 |
|
|
infop->ti_state = TD_THR_ACTIVE;
|
| 50 |
|
|
}
|
| 51 |
|
|
else
|
| 52 |
|
|
{
|
| 53 |
|
|
infop->ti_tid = pds.p_tid;
|
| 54 |
|
|
infop->ti_tls = (char *) pds.p_specific;
|
| 55 |
|
|
infop->ti_pri = pds.p_priority;
|
| 56 |
|
|
infop->ti_type = TD_THR_USER;
|
| 57 |
|
|
|
| 58 |
|
|
if (! pds.p_terminated)
|
| 59 |
|
|
/* XXX For now there is no way to get more information. */
|
| 60 |
|
|
infop->ti_state = TD_THR_ACTIVE;
|
| 61 |
|
|
else if (! pds.p_detached)
|
| 62 |
|
|
infop->ti_state = TD_THR_ZOMBIE;
|
| 63 |
|
|
else
|
| 64 |
|
|
infop->ti_state = TD_THR_UNKNOWN;
|
| 65 |
|
|
}
|
| 66 |
|
|
|
| 67 |
|
|
/* Initialization which are the same in both cases. */
|
| 68 |
|
|
infop->ti_lid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph);
|
| 69 |
|
|
infop->ti_ta_p = th->th_ta_p;
|
| 70 |
|
|
infop->ti_startfunc = pds.p_start_args.start_routine;
|
| 71 |
|
|
memcpy (&infop->ti_events, &pds.p_eventbuf.eventmask,
|
| 72 |
|
|
sizeof (td_thr_events_t));
|
| 73 |
|
|
infop->ti_traceme = pds.p_report_events != 0;
|
| 74 |
|
|
|
| 75 |
|
|
return TD_OK;
|
| 76 |
|
|
}
|
