Loading...
/* Disable specific event for thread. Copyright (C) 1999, 2001, 2002, 2005 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, see <http://www.gnu.org/licenses/>. */ #include <stddef.h> #include "thread_dbP.h" td_err_e td_thr_clear_event(const td_thrhandle_t *th, td_thr_events_t *event) { td_thr_events_t old_event; int i; LOG ("td_thr_clear_event"); /* If the thread descriptor has not yet been constructed do not do anything. */ if (th->th_unique == NULL) return TD_OK; /* Write the new value into the thread data structure. */ if (ps_pdread (th->th_ta_p->ph, ((char *) th->th_unique + offsetof (struct _pthread_descr_struct, p_eventbuf.eventmask)), &old_event, sizeof (td_thr_events_t)) != PS_OK) return TD_ERR; /* XXX Other error value? */ /* Remove the set bits in. */ for (i = 0; i < TD_EVENTSIZE; ++i) old_event.event_bits[i] &= ~event->event_bits[i]; /* Write the new value into the thread data structure. */ if (ps_pdwrite (th->th_ta_p->ph, ((char *) th->th_unique + offsetof (struct _pthread_descr_struct, p_eventbuf.eventmask)), &old_event, sizeof (td_thr_events_t)) != PS_OK) return TD_ERR; /* XXX Other error value? */ return TD_OK; } |