xwords/xwords4/common/xwmutex.c
2024-08-17 22:03:37 -07:00

52 lines
1.6 KiB
C

/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2024 by Eric House (xwords@eehouse.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "xwmutex.h"
void
mtx_init( MutexState* mutex, XP_Bool recursive )
{
pthread_mutexattr_t attr;
int ret = pthread_mutexattr_init(&attr);
XP_ASSERT(0 == ret);
if ( recursive ) {
ret = pthread_mutexattr_settype(&attr,
PTHREAD_MUTEX_RECURSIVE);
XP_ASSERT(0 == ret);
}
pthread_mutex_init( &mutex->mutex, &attr );
ret = pthread_mutexattr_destroy(&attr);
XP_ASSERT(0 == ret);
#ifdef DEBUG
/* if ( recursive ) { */
/* XP_LOGFF( "testing recursive call..." ); */
/* WITH_MUTEX( mutex ); */
/* WITH_MUTEX( mutex ); */
/* END_WITH_MUTEX(); */
/* END_WITH_MUTEX(); */
/* } */
#endif
}
void
mtx_destroy( MutexState* mutex )
{
pthread_mutex_destroy( &mutex->mutex );
}