2 Copyright (C) 2006 Grame
4 This library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 This library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with this library; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 Grame Research Laboratory, 9 rue du Garet, 69001 Lyon - France
22 #ifndef __JackPosixMutex__
23 #define __JackPosixMutex__
28 #include "JackError.h"
33 \brief Mutex abstraction.
37 class JackBasePosixMutex
42 pthread_mutex_t fMutex
;
48 pthread_mutex_init(&fMutex
, NULL
);
51 virtual ~JackBasePosixMutex()
53 pthread_mutex_destroy(&fMutex
);
58 int res
= pthread_mutex_lock(&fMutex
);
60 jack_error("JackBasePosixMutex::Lock res = %d", res
);
65 return (pthread_mutex_trylock(&fMutex
) == 0);
70 int res
= pthread_mutex_unlock(&fMutex
);
72 jack_error("JackBasePosixMutex::Unlock res = %d", res
);
82 pthread_mutex_t fMutex
;
88 // Use recursive mutex
89 pthread_mutexattr_t mutex_attr
;
91 res
= pthread_mutexattr_init(&mutex_attr
);
93 res
= pthread_mutexattr_settype(&mutex_attr
, PTHREAD_MUTEX_RECURSIVE
);
95 res
= pthread_mutex_init(&fMutex
, &mutex_attr
);
97 res
= pthread_mutexattr_destroy(&mutex_attr
);
101 virtual ~JackPosixMutex()
103 pthread_mutex_destroy(&fMutex
);
108 int res
= pthread_mutex_lock(&fMutex
);
110 jack_error("JackPosixMutex::Lock res = %d", res
);
115 return (pthread_mutex_trylock(&fMutex
) == 0);
120 int res
= pthread_mutex_unlock(&fMutex
);
122 jack_error("JackPosixMutex::Unlock res = %d", res
);