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/sem_post.c | 128 ------------------------------------------------ 1 file changed, 128 deletions(-) delete mode 100644 pthreads/src/sem_post.c (limited to 'pthreads/src/sem_post.c') diff --git a/pthreads/src/sem_post.c b/pthreads/src/sem_post.c deleted file mode 100644 index 3483252..0000000 --- a/pthreads/src/sem_post.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * ------------------------------------------------------------- - * - * Module: sem_post.c - * - * Purpose: - * Semaphores aren't actually part of the PThreads standard. - * They are defined by the POSIX Standard: - * - * POSIX 1003.1b-1993 (POSIX.1b) - * - * ------------------------------------------------------------- - * - * -------------------------------------------------------------------------- - * - * 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 "semaphore.h" -#include "implement.h" - - -int -sem_post (sem_t * sem) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function posts a wakeup to a semaphore. - * - * PARAMETERS - * sem - * pointer to an instance of sem_t - * - * DESCRIPTION - * This function posts a wakeup to a semaphore. If there - * are waiting threads (or processes), one is awakened; - * otherwise, the semaphore value is incremented by one. - * - * RESULTS - * 0 successfully posted semaphore, - * -1 failed, error in errno - * ERRNO - * EINVAL 'sem' is not a valid semaphore, - * ENOSYS semaphores are not supported, - * ERANGE semaphore count is too big - * - * ------------------------------------------------------ - */ -{ - int result = 0; - sem_t s = *sem; - - if (s == NULL) - { - result = EINVAL; - } - else if ((result = pthread_mutex_lock (&s->lock)) == 0) - { - /* See sem_destroy.c - */ - if (*sem == NULL) - { - (void) pthread_mutex_unlock (&s->lock); - result = EINVAL; - return -1; - } - - if (s->value < SEM_VALUE_MAX) - { -#if defined(NEED_SEM) - if (++s->value <= 0 - && !SetEvent(s->sem)) - { - s->value--; - result = EINVAL; - } -#else - if (++s->value <= 0 - && !ReleaseSemaphore (s->sem, 1, NULL)) - { - s->value--; - result = EINVAL; - } -#endif /* NEED_SEM */ - } - else - { - result = ERANGE; - } - - (void) pthread_mutex_unlock (&s->lock); - } - - if (result != 0) - { - errno = result; - return -1; - } - - return 0; - -} /* sem_post */ -- cgit v1.2.3