stk/Mp/gmp-1.3.2/mpz_set_ui.c

43 lines
1.3 KiB
C

/* mpz_set_ui(integer, val) -- Assign INTEGER with a small value VAL.
Copyright (C) 1991 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 General Public License as published by
the Free Software Foundation; either version 2, 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with the GNU MP Library; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "gmp.h"
#include "gmp-impl.h"
void
#ifdef __STDC__
mpz_set_ui (MP_INT *dest, unsigned long int val)
#else
mpz_set_ui (dest, val)
MP_INT *dest;
unsigned long int val;
#endif
{
/* We don't check if the allocation is enough, since the rest of the
package ensures it's at least 1, which is what we need here. */
if (val > 0)
{
dest->d[0] = val;
dest->size = 1;
}
else
dest->size = 0;
}