1062c5bc4SJason Schmidlapp /*
2062c5bc4SJason Schmidlapp * pte_new.c
3062c5bc4SJason Schmidlapp *
4062c5bc4SJason Schmidlapp * Description:
5062c5bc4SJason Schmidlapp * This translation unit implements miscellaneous thread functions.
6062c5bc4SJason Schmidlapp *
7062c5bc4SJason Schmidlapp * --------------------------------------------------------------------------
8062c5bc4SJason Schmidlapp *
9062c5bc4SJason Schmidlapp * Pthreads-embedded (PTE) - POSIX Threads Library for embedded systems
10062c5bc4SJason Schmidlapp * Copyright(C) 2008 Jason Schmidlapp
11062c5bc4SJason Schmidlapp *
12062c5bc4SJason Schmidlapp * Contact Email: jschmidlapp@users.sourceforge.net
13062c5bc4SJason Schmidlapp *
14062c5bc4SJason Schmidlapp *
15062c5bc4SJason Schmidlapp * Based upon Pthreads-win32 - POSIX Threads Library for Win32
16062c5bc4SJason Schmidlapp * Copyright(C) 1998 John E. Bossom
17062c5bc4SJason Schmidlapp * Copyright(C) 1999,2005 Pthreads-win32 contributors
18062c5bc4SJason Schmidlapp *
19062c5bc4SJason Schmidlapp * Contact Email: rpj@callisto.canberra.edu.au
20062c5bc4SJason Schmidlapp *
21062c5bc4SJason Schmidlapp * The original list of contributors to the Pthreads-win32 project
22062c5bc4SJason Schmidlapp * is contained in the file CONTRIBUTORS.ptw32 included with the
23062c5bc4SJason Schmidlapp * source code distribution. The list can also be seen at the
24062c5bc4SJason Schmidlapp * following World Wide Web location:
25062c5bc4SJason Schmidlapp * http://sources.redhat.com/pthreads-win32/contributors.html
26062c5bc4SJason Schmidlapp *
27062c5bc4SJason Schmidlapp * This library is free software; you can redistribute it and/or
28062c5bc4SJason Schmidlapp * modify it under the terms of the GNU Lesser General Public
29062c5bc4SJason Schmidlapp * License as published by the Free Software Foundation; either
30062c5bc4SJason Schmidlapp * version 2 of the License, or (at your option) any later version.
31062c5bc4SJason Schmidlapp *
32062c5bc4SJason Schmidlapp * This library is distributed in the hope that it will be useful,
33062c5bc4SJason Schmidlapp * but WITHOUT ANY WARRANTY; without even the implied warranty of
34062c5bc4SJason Schmidlapp * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
35062c5bc4SJason Schmidlapp * Lesser General Public License for more details.
36062c5bc4SJason Schmidlapp *
37062c5bc4SJason Schmidlapp * You should have received a copy of the GNU Lesser General Public
38062c5bc4SJason Schmidlapp * License along with this library in the file COPYING.LIB;
39062c5bc4SJason Schmidlapp * if not, write to the Free Software Foundation, Inc.,
40062c5bc4SJason Schmidlapp * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
41062c5bc4SJason Schmidlapp */
42062c5bc4SJason Schmidlapp
43062c5bc4SJason Schmidlapp #include <stdio.h>
44062c5bc4SJason Schmidlapp #include <stdlib.h>
45062c5bc4SJason Schmidlapp
46062c5bc4SJason Schmidlapp
47062c5bc4SJason Schmidlapp #include "pthread.h"
48062c5bc4SJason Schmidlapp #include "implement.h"
49062c5bc4SJason Schmidlapp
50062c5bc4SJason Schmidlapp
51062c5bc4SJason Schmidlapp pthread_t
pte_new(void)52062c5bc4SJason Schmidlapp pte_new (void)
53062c5bc4SJason Schmidlapp {
54062c5bc4SJason Schmidlapp pthread_t t;
55*a12978ccSJeremy Soller pthread_t nil = NULL;
56062c5bc4SJason Schmidlapp pte_thread_t * tp;
57062c5bc4SJason Schmidlapp
58062c5bc4SJason Schmidlapp /*
59062c5bc4SJason Schmidlapp * If there's a reusable pthread_t then use it.
60062c5bc4SJason Schmidlapp */
61062c5bc4SJason Schmidlapp t = pte_threadReusePop ();
62062c5bc4SJason Schmidlapp
63*a12978ccSJeremy Soller if (NULL != t)
64062c5bc4SJason Schmidlapp {
65*a12978ccSJeremy Soller tp = (pte_thread_t *) t;
66062c5bc4SJason Schmidlapp }
67062c5bc4SJason Schmidlapp else
68062c5bc4SJason Schmidlapp {
69062c5bc4SJason Schmidlapp /* No reuse threads available */
70062c5bc4SJason Schmidlapp tp = (pte_thread_t *) calloc (1, sizeof(pte_thread_t));
71062c5bc4SJason Schmidlapp
72062c5bc4SJason Schmidlapp if (tp == NULL)
73062c5bc4SJason Schmidlapp {
74062c5bc4SJason Schmidlapp return nil;
75062c5bc4SJason Schmidlapp }
76062c5bc4SJason Schmidlapp
77062c5bc4SJason Schmidlapp /* ptHandle.p needs to point to it's parent pte_thread_t. */
78*a12978ccSJeremy Soller t = tp->ptHandle = tp;
79062c5bc4SJason Schmidlapp }
80062c5bc4SJason Schmidlapp
81062c5bc4SJason Schmidlapp /* Set default state. */
82062c5bc4SJason Schmidlapp tp->sched_priority = pte_osThreadGetMinPriority();
83062c5bc4SJason Schmidlapp
84062c5bc4SJason Schmidlapp tp->detachState = PTHREAD_CREATE_JOINABLE;
85062c5bc4SJason Schmidlapp tp->cancelState = PTHREAD_CANCEL_ENABLE;
86062c5bc4SJason Schmidlapp tp->cancelType = PTHREAD_CANCEL_DEFERRED;
87062c5bc4SJason Schmidlapp tp->cancelLock = PTHREAD_MUTEX_INITIALIZER;
88062c5bc4SJason Schmidlapp tp->threadLock = PTHREAD_MUTEX_INITIALIZER;
89062c5bc4SJason Schmidlapp
90062c5bc4SJason Schmidlapp return t;
91062c5bc4SJason Schmidlapp
92062c5bc4SJason Schmidlapp }
93