/* * 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. */ #include <signal.h> 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 || THREAD_PRIORITY_ERROR_RETURN == GetThreadPriority (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 */