Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
glibc/linuxthreads_db/td_thr_get_info.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
76 lines (62 sloc)
2.52 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* Get thread information. | |
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Ulrich Drepper <drepper@cygnus.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, write to the Free | |
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
02111-1307 USA. */ | |
#include <stddef.h> | |
#include <string.h> | |
#include "thread_dbP.h" | |
td_err_e | |
td_thr_get_info (const td_thrhandle_t *th, td_thrinfo_t *infop) | |
{ | |
struct _pthread_descr_struct pds; | |
LOG ("td_thr_get_info"); | |
/* Get the thread descriptor. */ | |
if (ps_pdread (th->th_ta_p->ph, th->th_unique, &pds, | |
th->th_ta_p->sizeof_descr) != PS_OK) | |
return TD_ERR; /* XXX Other error value? */ | |
/* Fill in information. Clear first to provide reproducable | |
results for the fields we do not fill in. */ | |
memset (infop, '\0', sizeof (td_thrinfo_t)); | |
/* We have to handle the manager thread special since the thread | |
descriptor in older versions is not fully initialized. */ | |
if (pds.p_nr == 1) | |
{ | |
infop->ti_tid = th->th_ta_p->pthread_threads_max * 2 + 1; | |
infop->ti_type = TD_THR_SYSTEM; | |
infop->ti_state = TD_THR_ACTIVE; | |
} | |
else | |
{ | |
infop->ti_tid = pds.p_tid; | |
infop->ti_tls = (char *) pds.p_specific; | |
infop->ti_pri = pds.p_priority; | |
infop->ti_type = TD_THR_USER; | |
if (! pds.p_terminated) | |
/* XXX For now there is no way to get more information. */ | |
infop->ti_state = TD_THR_ACTIVE; | |
else if (! pds.p_detached) | |
infop->ti_state = TD_THR_ZOMBIE; | |
else | |
infop->ti_state = TD_THR_UNKNOWN; | |
} | |
/* Initialization which are the same in both cases. */ | |
infop->ti_lid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph); | |
infop->ti_ta_p = th->th_ta_p; | |
infop->ti_startfunc = pds.p_start_args.start_routine; | |
memcpy (&infop->ti_events, &pds.p_eventbuf.eventmask, | |
sizeof (td_thr_events_t)); | |
infop->ti_traceme = pds.p_report_events != 0; | |
return TD_OK; | |
} |