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/*
* pthread_getname_np.c
*
* --------------------------------------------------------------------------
*
* Pthreads4w - POSIX Threads Library for Win32
* Copyright(C) 1998 John E. Bossom
* Copyright(C) 1999-2018, Pthreads4w contributors
*
* Homepage: https://sourceforge.net/projects/pthreads4w/
*
* 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:
* https://sourceforge.net/p/pthreads4w/wiki/Contributors/
*
* This file is part of Pthreads4w.
*
* Pthreads4w is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pthreads4w 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Pthreads4w. If not, see <http://www.gnu.org/licenses/>. *
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "pthread.h"
#include "implement.h"
int
pthread_getname_np(pthread_t thr, char *name, int len)
{
ptw32_mcs_local_node_t threadLock;
ptw32_thread_t * tp;
char * s, * d;
int result;
/*
* Validate the thread id. This method works for Pthreads4w because
* pthread_kill and pthread_t are designed to accommodate it, but the
* method is not portable.
*/
result = pthread_kill (thr, 0);
if (0 != result)
{
return result;
}
tp = (ptw32_thread_t *) thr.p;
ptw32_mcs_lock_acquire (&tp->threadLock, &threadLock);
for (s = tp->name, d = name; *s && d < &name[len - 1]; *d++ = *s++)
{}
*d = '\0';
ptw32_mcs_lock_release (&threadLock);
return result;
}
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