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freebsd/contrib/libgmp/mpq/set_ui.c
Mark Murray aa9bc17601 Clean import of libgmp 2.0.2, with only the non-x86 bits removed.
BMakefiles and other bits will follow.

Requested by:	Andrey Chernov
Made world by:	Chuck Robey
1996-10-20 08:49:26 +00:00

51 lines
1.4 KiB
C

/* mpq_set_ui(dest,ulong_num,ulong_den) -- Set DEST to the retional number
ULONG_NUM/ULONG_DEN.
Copyright (C) 1991, 1994, 1995 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
The GNU MP Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */
#include "gmp.h"
#include "gmp-impl.h"
void
#if __STDC__
mpq_set_ui (MP_RAT *dest, unsigned long int num, unsigned long int den)
#else
mpq_set_ui (dest, num, den)
MP_RAT *dest;
unsigned long int num;
unsigned long int den;
#endif
{
if (num == 0)
{
/* Canonicalize 0/n to 0/1. */
den = 1;
dest->_mp_num._mp_size = 0;
}
else
{
dest->_mp_num._mp_d[0] = num;
dest->_mp_num._mp_size = 1;
}
dest->_mp_den._mp_d[0] = den;
dest->_mp_den._mp_size = 1;
}