From 8fe1516a7f3180dd2dab033e9b5e2828bdf168fd Mon Sep 17 00:00:00 2001 From: David Robillard Date: Tue, 3 Oct 2006 00:58:52 +0000 Subject: Added missing file. git-svn-id: http://svn.drobilla.net/lad/patchage@148 a436a847-0d15-0410-975c-d299462d15a1 --- src/Mutex.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 src/Mutex.h (limited to 'src/Mutex.h') diff --git a/src/Mutex.h b/src/Mutex.h new file mode 100644 index 0000000..b5ca355 --- /dev/null +++ b/src/Mutex.h @@ -0,0 +1,41 @@ +/* This file is part of Patchage. Copyright (C) 2006 Dave Robillard. + * + * Ingen 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. + * + * Ingen 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 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., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef MUTEX_H +#define MUTEX_H + +#include + + +/** Trivial (but pretty) wrapper around POSIX Mutexes (zero memory overhead). + */ +class Mutex { +public: + inline Mutex() { pthread_mutex_init(&_mutex, NULL); } + + inline ~Mutex() { pthread_mutex_destroy(&_mutex); } + + inline bool try_lock() { return (pthread_mutex_trylock(&_mutex) == 0); } + inline void lock() { pthread_mutex_lock(&_mutex); } + inline void unlock() { pthread_mutex_unlock(&_mutex); } + +private: + friend class Condition; + pthread_mutex_t _mutex; +}; + + +#endif // MUTEX_H -- cgit v1.2.1