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42 lines
670 B
C++
42 lines
670 B
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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rational.cpp
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Abstract:
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Rational numbers
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Author:
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Leonardo de Moura (leonardo) 2006-09-18.
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Revision History:
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--*/
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#include<sstream>
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#include"util.h"
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#include"rational.h"
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#ifdef _WINDOWS
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#include<strsafe.h>
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#endif
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synch_mpq_manager * rational::g_mpq_manager = 0;
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rational rational::m_zero(0);
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rational rational::m_one(1);
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rational rational::m_minus_one(-1);
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void rational::initialize() {
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if (!g_mpq_manager) {
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g_mpq_manager = alloc(synch_mpq_manager);
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}
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}
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void rational::finalize() {
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dealloc(g_mpq_manager);
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g_mpq_manager = 0;
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}
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