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/*
* pthread_getspecific.c
*
* Description:
* POSIX thread functions which implement thread-specific data (TSD).
*
* --------------------------------------------------------------------------
*
* 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"
void *
pthread_getspecific (pthread_key_t key)
/*
* ------------------------------------------------------
* DOCPUBLIC
* This function returns the current value of key in the
* calling thread. If no value has been set for 'key' in
* the thread, NULL is returned.
*
* PARAMETERS
* key
* an instance of pthread_key_t
*
*
* DESCRIPTION
* This function returns the current value of key in the
* calling thread. If no value has been set for 'key' in
* the thread, NULL is returned.
*
* RESULTS
* key value or NULL on failure
*
* ------------------------------------------------------
*/
{
void * ptr;
if (key == NULL)
{
ptr = NULL;
}
else
{
int lasterror = GetLastError ();
#if defined(RETAIN_WSALASTERROR)
int lastWSAerror = WSAGetLastError ();
#endif
ptr = TlsGetValue (key->key);
SetLastError (lasterror);
#if defined(RETAIN_WSALASTERROR)
WSASetLastError (lastWSAerror);
#endif
}
return ptr;
}
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