From 88101146f2ec7d53ffb793e365f05097ffd35fd3 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 18 Jul 2011 10:33:05 +0200 Subject: cvs version of pthreads --- pthreads/pthread_kill.c | 209 ++++++++++++++++++++++++------------------------ 1 file changed, 105 insertions(+), 104 deletions(-) (limited to 'pthreads/pthread_kill.c') diff --git a/pthreads/pthread_kill.c b/pthreads/pthread_kill.c index 081ec48f5..5473b43cd 100644 --- a/pthreads/pthread_kill.c +++ b/pthreads/pthread_kill.c @@ -1,104 +1,105 @@ -/* - * pthread_kill.c - * - * Description: - * This translation unit implements the pthread_kill routine. - * - * -------------------------------------------------------------------------- - * - * Pthreads-win32 - POSIX Threads Library for Win32 - * Copyright(C) 1998 John E. Bossom - * Copyright(C) 1999,2005 Pthreads-win32 contributors - * - * Contact Email: rpj@callisto.canberra.edu.au - * - * The current list of contributors is contained - * in the file CONTRIBUTORS included with the source - * code distribution. The list can also be seen at the - * following World Wide Web location: - * http://sources.redhat.com/pthreads-win32/contributors.html - * - * This 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 of the License, or (at your option) any later version. - * - * This 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 this library in the file COPYING.LIB; - * if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include "pthread.h" -#include "implement.h" - -/* - * Not needed yet, but defining it should indicate clashes with build target - * environment that should be fixed. - */ -#ifndef WINCE -# include -#endif - -int -pthread_kill (pthread_t thread, int sig) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function requests that a signal be delivered to the - * specified thread. If sig is zero, error checking is - * performed but no signal is actually sent such that this - * function can be used to check for a valid thread ID. - * - * PARAMETERS - * thread reference to an instances of pthread_t - * sig signal. Currently only a value of 0 is supported. - * - * - * DESCRIPTION - * This function requests that a signal be delivered to the - * specified thread. If sig is zero, error checking is - * performed but no signal is actually sent such that this - * function can be used to check for a valid thread ID. - * - * RESULTS - * ESRCH the thread is not a valid thread ID, - * EINVAL the value of the signal is invalid - * or unsupported. - * 0 the signal was successfully sent. - * - * ------------------------------------------------------ - */ -{ - int result = 0; - ptw32_thread_t * tp; - - EnterCriticalSection (&ptw32_thread_reuse_lock); - - tp = (ptw32_thread_t *) thread.p; - - if (NULL == tp - || thread.x != tp->ptHandle.x - || NULL == tp->threadH) - { - result = ESRCH; - } - - LeaveCriticalSection (&ptw32_thread_reuse_lock); - - if (0 == result && 0 != sig) - { - /* - * Currently does not support any signals. - */ - result = EINVAL; - } - - return result; - -} /* pthread_kill */ +/* + * pthread_kill.c + * + * Description: + * This translation unit implements the pthread_kill routine. + * + * -------------------------------------------------------------------------- + * + * Pthreads-win32 - POSIX Threads Library for Win32 + * Copyright(C) 1998 John E. Bossom + * Copyright(C) 1999,2005 Pthreads-win32 contributors + * + * Contact Email: rpj@callisto.canberra.edu.au + * + * The current list of contributors is contained + * in the file CONTRIBUTORS included with the source + * code distribution. The list can also be seen at the + * following World Wide Web location: + * http://sources.redhat.com/pthreads-win32/contributors.html + * + * This 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 of the License, or (at your option) any later version. + * + * This 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 this library in the file COPYING.LIB; + * if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#include "pthread.h" +#include "implement.h" + +/* + * Not needed yet, but defining it should indicate clashes with build target + * environment that should be fixed. + */ +#if !defined(WINCE) +# include +#endif + +int +pthread_kill (pthread_t thread, int sig) + /* + * ------------------------------------------------------ + * DOCPUBLIC + * This function requests that a signal be delivered to the + * specified thread. If sig is zero, error checking is + * performed but no signal is actually sent such that this + * function can be used to check for a valid thread ID. + * + * PARAMETERS + * thread reference to an instances of pthread_t + * sig signal. Currently only a value of 0 is supported. + * + * + * DESCRIPTION + * This function requests that a signal be delivered to the + * specified thread. If sig is zero, error checking is + * performed but no signal is actually sent such that this + * function can be used to check for a valid thread ID. + * + * RESULTS + * ESRCH the thread is not a valid thread ID, + * EINVAL the value of the signal is invalid + * or unsupported. + * 0 the signal was successfully sent. + * + * ------------------------------------------------------ + */ +{ + int result = 0; + ptw32_thread_t * tp; + ptw32_mcs_local_node_t node; + + ptw32_mcs_lock_acquire(&ptw32_thread_reuse_lock, &node); + + tp = (ptw32_thread_t *) thread.p; + + if (NULL == tp + || thread.x != tp->ptHandle.x + || NULL == tp->threadH) + { + result = ESRCH; + } + + ptw32_mcs_lock_release(&node); + + if (0 == result && 0 != sig) + { + /* + * Currently does not support any signals. + */ + result = EINVAL; + } + + return result; + +} /* pthread_kill */ -- cgit v1.2.3