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Last change
on this file since 829 was
576,
checked in by dkearney, 17 years ago
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moved rappture.h to rappture2.h becasue src/core already has a rappture.h
also changed Ptr.h, Ptr.cpp, and Outcome.h to use rappture2.h
updated Makefile.in, Makefile will now be created by rappture's configure.in
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File size:
879 bytes
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| Line | |
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| 1 | /* |
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| 2 | * ====================================================================== |
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| 3 | * Rappture::Ptr<type> |
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| 4 | * |
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| 5 | * AUTHOR: Michael McLennan, Purdue University |
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| 6 | * Copyright (c) 2004-2006 Purdue Research Foundation |
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| 7 | * ---------------------------------------------------------------------- |
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| 8 | * See the file "license.terms" for information on usage and |
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| 9 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 10 | * ====================================================================== |
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| 11 | */ |
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| 12 | #include "rappture2.h" |
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| 13 | |
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| 14 | using namespace Rappture; |
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| 15 | |
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| 16 | PtrCore::PtrCore(void* ptr) |
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| 17 | : _ptr(ptr), |
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| 18 | _refcount(1) |
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| 19 | { |
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| 20 | } |
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| 21 | |
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| 22 | PtrCore::~PtrCore() |
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| 23 | { |
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| 24 | assert(_refcount <= 0); |
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| 25 | } |
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| 26 | |
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| 27 | void* |
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| 28 | PtrCore::pointer() const |
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| 29 | { |
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| 30 | return _ptr; |
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| 31 | } |
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| 32 | |
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| 33 | void |
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| 34 | PtrCore::attach() |
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| 35 | { |
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| 36 | _refcount++; |
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| 37 | } |
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| 38 | |
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| 39 | void* |
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| 40 | PtrCore::detach() |
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| 41 | { |
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| 42 | if (--_refcount <= 0 && _ptr != NULL) { |
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| 43 | return _ptr; |
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| 44 | } |
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| 45 | return NULL; |
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| 46 | } |
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