mirror of https://github.com/macssh/macssh.git
41 lines
1.2 KiB
C
Executable File
41 lines
1.2 KiB
C
Executable File
/* mpfr_neg -- change the sign of a floating-point number
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Copyright (C) 1999 PolKA project, Inria Lorraine and Loria
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This file is part of the MPFR Library.
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The MPFR Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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The MPFR Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with the MPFR Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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#include <stdio.h>
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#include "gmp.h"
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#include "gmp-impl.h"
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#include "mpfr.h"
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void
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#if __STDC__
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mpfr_neg(mpfr_ptr a, mpfr_srcptr b, unsigned char rnd_mode)
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#else
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mpfr_neg(a, b, rnd_mode)
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mpfr_ptr a;
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mpfr_srcptr b;
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unsigned char rnd_mode;
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#endif
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{
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if (a != b) mpfr_set4(a, b, rnd_mode, -SIGN(b));
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else CHANGE_SIGN(a);
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return;
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}
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