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950df73713
Added semaphore support to MIT-pthreads. Docs/manual.texi: Updated benchmark data configure.in: Portability fix for compiling MIT-pthreads with gcc 3.0.x (Still not perfect) include/my_semaphore.h: Cleanup mit-pthreads/Changes-mysql: Added semaphore support mit-pthreads/include/Makefile.inc: Added semaphore support mit-pthreads/include/pthread/ac-types.h: Added semaphore support mit-pthreads/pthreads/GNUmakefile.inc: Added semaphore support mit-pthreads/pthreads/Makefile.inc: Added semaphore support mit-pthreads/stdio/xprintf.c: Added semaphore support mysql-test/r/rpl_alter.result: Fixed test results after merge with 3.23 sql/ha_isam.cc: Fixed core dump after merge sql/ha_isam.h: Fixed core dump after merge sql/mini_client.cc: P
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/*
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* Module: semaphore.h
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*
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* Purpose:
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* Semaphores aren't actually part of the PThreads standard.
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* They are defined by the POSIX Standard:
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*
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* POSIX 1003.1b-1993 (POSIX.1b)
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*
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* Pthreads-win32 - POSIX Threads Library for Win32
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* Copyright (C) 1998
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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* MA 02111-1307, USA
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*/
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/* This is hacked by Monty to be included in mysys library */
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#ifndef _my_semaphore_h_
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#define _my_semaphore_h_
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C_MODE_START
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#ifndef __WIN__
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#include <semaphore.h>
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#else
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typedef HANDLE sem_t;
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int sem_init(sem_t * sem, int pshared, unsigned int value);
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int sem_destroy(sem_t * sem);
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int sem_trywait(sem_t * sem);
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int sem_wait(sem_t * sem);
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int sem_post(sem_t * sem);
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int sem_post_multiple(sem_t * sem,int count);
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int sem_getvalue(sem_t * sem, int * sval);
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#endif /* __WIN__ */
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C_MODE_END
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#endif /* !_my_semaphore_h_ */
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