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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [sys/] [linux/] [linuxthreads/] [td_thr_validate.c] - Rev 262
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/* Validate a thread handle. Copyright (C) 1999, 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 "thread_dbP.h" td_err_e td_thr_validate (const td_thrhandle_t *th) { struct pthread_handle_struct *handles = th->th_ta_p->handles; int pthread_threads_max = th->th_ta_p->pthread_threads_max; int cnt; LOG ("td_thr_validate"); /* Now get all descriptors, one after the other. */ for (cnt = 0; cnt < pthread_threads_max; ++cnt, ++handles) { struct pthread_handle_struct phc; if (ps_pdread (th->th_ta_p->ph, handles, &phc, sizeof (struct pthread_handle_struct)) != PS_OK) return TD_ERR; /* XXX Other error value? */ if (phc.h_descr != NULL && phc.h_descr == th->th_unique) { struct _pthread_descr_struct pds; if (ps_pdread (th->th_ta_p->ph, phc.h_descr, &pds, th->th_ta_p->sizeof_descr) != PS_OK) return TD_ERR; /* XXX Other error value? */ /* XXX There should be another test using the TID but this is currently not available. */ return pds.p_terminated != 0 ? TD_NOTHR : TD_OK; } } return TD_ERR; }
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