diff options
Diffstat (limited to 'semaphore_destroy.c')
| -rw-r--r-- | semaphore_destroy.c | 121 | 
1 files changed, 0 insertions, 121 deletions
| diff --git a/semaphore_destroy.c b/semaphore_destroy.c deleted file mode 100644 index 539f83a..0000000 --- a/semaphore_destroy.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - * ------------------------------------------------------------- - * - * Module: semaphore_destroy.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) 1999,2002 Pthreads-win32 contributors - *  - *      Contact Email: rpj@ise.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_destroy (sem_t * sem) -     /* -      * ------------------------------------------------------ -      * DOCPUBLIC -      *      This function destroys an unnamed semaphore. -      * -      * PARAMETERS -      *      sem -      * 	     pointer to an instance of sem_t -      * -      * DESCRIPTION -      *      This function destroys an unnamed semaphore. -      * -      * RESULTS -      * 	     0		     successfully destroyed semaphore, -      * 	     -1 	     failed, error in errno -      * ERRNO -      * 	     EINVAL	     'sem' is not a valid semaphore, -      * 	     ENOSYS	     semaphores are not supported, -      * 	     EBUSY	     threads (or processes) are currently -      * 				     blocked on 'sem' -      * -      * ------------------------------------------------------ -      */ -{ -  int result = 0; -  sem_t s; - -  if (sem == NULL || *sem == NULL) -    { -      result = EINVAL; -    } -  else -    { -      s = *sem; -      *sem = NULL; - -#ifdef NEED_SEM - -      if (! CloseHandle(s->event)) -	{ -	  *sem = s; -	  result = EINVAL; -	} -      else -	{ -	  DeleteCriticalSection(&s->sem_lock_cs); -	} - -#else /* NEED_SEM */ - -      if (! CloseHandle (s->sem)) -	{ -	  *sem = s; -	  result = EINVAL; -	} - -#endif /* NEED_SEM */ - -    } - -  if (result != 0) -    { -      errno = result; -      return -1; -    } - -  free(s); - -  return 0; - -}				/* sem_destroy */ | 
