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+/*
+ * 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)
+ {
+ result = ESRCH;
+ }
+
+ LeaveCriticalSection (&ptw32_thread_reuse_lock);
+
+ if (0 == result && 0 != sig)
+ {
+ /*
+ * Currently does not support any signals.
+ */
+ result = EINVAL;
+ }
+
+ return result;
+
+} /* pthread_kill */