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util/RefCount: remove obsolete class

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This commit is contained in:
Max Kellermann 2017-12-22 16:35:34 +01:00
parent 9aec2f019a
commit 90cc32f6f8
2 changed files with 0 additions and 65 deletions
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1
Makefile.am
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@ -450,7 +450,6 @@ libutil_a_SOURCES = \
src/util/TimeParser.cxx src/util/TimeParser.hxx \
src/util/UriUtil.cxx src/util/UriUtil.hxx \
src/util/Manual.hxx \
src/util/RefCount.hxx \
src/util/StaticFifoBuffer.hxx \
src/util/ForeignFifoBuffer.hxx \
src/util/DynamicFifoBuffer.hxx \

64
src/util/RefCount.hxx
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@ -1,64 +0,0 @@
/*
* Copyright 2003-2017 The Music Player Daemon Project
* http://www.musicpd.org
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file
*
* A very simple reference counting library.
*/
#ifndef MPD_REFCOUNT_HXX
#define MPD_REFCOUNT_HXX
#include <atomic>
class RefCount {
std::atomic_uint n;
public:
#ifndef _LIBCPP_VERSION
/* the "constexpr" is missing in libc++'s "atomic"
implementation */
constexpr
#endif
RefCount():n(1) {}
void Increment() {
++n;
}
/**
* @return true if the number of references has been dropped to 0
*/
bool Decrement() {
return --n == 0;
}
};
#endif