27 lines
477 B
C
27 lines
477 B
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the mingw-w64 runtime package.
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* No warranty is given; refer to the file DISCLAIMER.PD within this package.
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*/
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#include <math.h>
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double
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round (double x)
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{
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double res;
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if (x >= 0.0)
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{
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res = ceil (x);
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if (res - x > 0.5)
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res -= 1.0;
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}
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else
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{
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res = ceil (-x);
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if (res + x > 0.5)
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res -= 1.0;
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res = -res;
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}
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return res;
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}
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