From 682f23e7bb4a52bedf46eff5c4859e1308eda124 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Tue, 25 Aug 2015 19:56:24 +0200 Subject: Update build ref --- pthreads/src/pthread_spin_init.c | 123 --------------------------------------- 1 file changed, 123 deletions(-) delete mode 100644 pthreads/src/pthread_spin_init.c (limited to 'pthreads/src/pthread_spin_init.c') diff --git a/pthreads/src/pthread_spin_init.c b/pthreads/src/pthread_spin_init.c deleted file mode 100644 index 553af7e..0000000 --- a/pthreads/src/pthread_spin_init.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * pthread_spin_init.c - * - * Description: - * This translation unit implements spin lock primitives. - * - * -------------------------------------------------------------------------- - * - * 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" - - -int -pthread_spin_init (pthread_spinlock_t * lock, int pshared) -{ - pthread_spinlock_t s; - int cpus = 0; - int result = 0; - - if (lock == NULL) - { - return EINVAL; - } - - if (0 != ptw32_getprocessors (&cpus)) - { - cpus = 1; - } - - if (cpus > 1) - { - if (pshared == PTHREAD_PROCESS_SHARED) - { - /* - * Creating spinlock that can be shared between - * processes. - */ -#if _POSIX_THREAD_PROCESS_SHARED >= 0 - - /* - * Not implemented yet. - */ - -#error ERROR [__FILE__, line __LINE__]: Process shared spin locks are not supported yet. - -#else - - return ENOSYS; - -#endif /* _POSIX_THREAD_PROCESS_SHARED */ - - } - } - - s = (pthread_spinlock_t) calloc (1, sizeof (*s)); - - if (s == NULL) - { - return ENOMEM; - } - - if (cpus > 1) - { - s->u.cpus = cpus; - s->interlock = PTW32_SPIN_UNLOCKED; - } - else - { - pthread_mutexattr_t ma; - result = pthread_mutexattr_init (&ma); - - if (0 == result) - { - ma->pshared = pshared; - result = pthread_mutex_init (&(s->u.mutex), &ma); - if (0 == result) - { - s->interlock = PTW32_SPIN_USE_MUTEX; - } - } - (void) pthread_mutexattr_destroy (&ma); - } - - if (0 == result) - { - *lock = s; - } - else - { - (void) free (s); - *lock = NULL; - } - - return (result); -} -- cgit v1.2.3