From 9b1c0e006f20091f28f3f468cfcab1feb51286bd Mon Sep 17 00:00:00 2001 From: Neo2003 Date: Thu, 2 Oct 2008 16:23:55 -0500 Subject: [svn] * Proper SVN structure --HG-- branch : trunk --- dep/src/zthread/posix/TSS.h | 104 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 dep/src/zthread/posix/TSS.h (limited to 'dep/src/zthread/posix/TSS.h') diff --git a/dep/src/zthread/posix/TSS.h b/dep/src/zthread/posix/TSS.h new file mode 100644 index 00000000000..931ff348b3d --- /dev/null +++ b/dep/src/zthread/posix/TSS.h @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2005, Eric Crahen + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is furnished + * to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __ZTTSS_H__ +#define __ZTTSS_H__ + +#include "zthread/NonCopyable.h" +#include +#include + +namespace ZThread { + + /** + * @class TSS + * @author Eric Crahen + * @date <2003-07-27T14:18:37-0400> + * @version 2.3.0 + * + * An abstraction for dealing with POSIX thread specific storage (tss). + * Provides get/set and creation/destruction. + */ + template + class TSS : private NonCopyable { + + pthread_key_t _key; + + public: + + /** + * Create a new object for accessing tss. + */ + TSS() { + + if(pthread_key_create(&_key, 0) != 0) { + assert(0); // Key creation failed + } + + } + + /** + * Destroy the underlying supoprt for accessing tss with this + * object. + */ + ~TSS() { + + pthread_key_delete(_key); + + } + + /** + * Get the value stored in tss. + * + * @return T + * + * @exception InvalidOp_exception thrown when the tss is not properly initialized + */ + T get() const { + return reinterpret_cast(pthread_getspecific(_key)); + } + + + /** + * Store a value in tss. + * + * @param value T + * @return T old value + * + * @exception InvalidOp_exception thrown when the tss is not properly initialized + */ + T set(T value) const { + + T oldValue = get(); + pthread_setspecific(_key, value); + + return oldValue; + + } + + }; + +} + +#endif + + -- cgit v1.2.3