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Diff for /OpenXM_contrib/gmp/mpq/Attic/canonicalize.c between version 1.1 and 1.1.1.3

version 1.1, 2000/01/10 15:35:26 version 1.1.1.3, 2003/08/25 16:06:34
Line 1 
Line 1 
 /* mpq_canonicalize(op) -- Remove common factors of the denominator and  /* mpq_canonicalize(op) -- Remove common factors of the denominator and
    numerator in OP.     numerator in OP.
   
 Copyright (C) 1991, 1994, 1995, 1996 Free Software Foundation, Inc.  Copyright 1991, 1994, 1995, 1996, 2000, 2001 Free Software Foundation, Inc.
   
 This file is part of the GNU MP Library.  This file is part of the GNU MP Library.
   
 The GNU MP Library is free software; you can redistribute it and/or modify  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  it under the terms of the GNU Lesser General Public License as published by
 the Free Software Foundation; either version 2 of the License, or (at your  the Free Software Foundation; either version 2.1 of the License, or (at your
 option) any later version.  option) any later version.
   
 The GNU MP Library is distributed in the hope that it will be useful, but  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  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 License for more details.  License for more details.
   
 You should have received a copy of the GNU Library General Public License  You should have received a copy of the GNU Lesser General Public License
 along with the GNU MP Library; see the file COPYING.LIB.  If not, write to  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,  the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 MA 02111-1307, USA. */  MA 02111-1307, USA. */
Line 24  MA 02111-1307, USA. */
Line 24  MA 02111-1307, USA. */
 #include "gmp-impl.h"  #include "gmp-impl.h"
   
 void  void
 #if __STDC__  
 mpq_canonicalize (MP_RAT *op)  mpq_canonicalize (MP_RAT *op)
 #else  
 mpq_canonicalize (op)  
      MP_RAT *op;  
 #endif  
 {  {
   mpz_t gcd;    mpz_t gcd;
   TMP_DECL (marker);    TMP_DECL (marker);
   
     if (op->_mp_den._mp_size == 0)
       DIVIDE_BY_ZERO;
   
   TMP_MARK (marker);    TMP_MARK (marker);
   
   /* ??? Dunno if the 1+ is needed.  */    /* ??? Dunno if the 1+ is needed.  */
Line 41  mpq_canonicalize (op)
Line 39  mpq_canonicalize (op)
                               ABS (op->_mp_den._mp_size)));                                ABS (op->_mp_den._mp_size)));
   
   mpz_gcd (gcd, &(op->_mp_num), &(op->_mp_den));    mpz_gcd (gcd, &(op->_mp_num), &(op->_mp_den));
   mpz_divexact (&(op->_mp_num), &(op->_mp_num), gcd);    if (! MPZ_EQUAL_1_P (gcd))
   mpz_divexact (&(op->_mp_den), &(op->_mp_den), gcd);      {
         mpz_divexact_gcd (&(op->_mp_num), &(op->_mp_num), gcd);
         mpz_divexact_gcd (&(op->_mp_den), &(op->_mp_den), gcd);
       }
   
   if (op->_mp_den._mp_size < 0)    if (op->_mp_den._mp_size < 0)
     {      {

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Removed from v.1.1  
changed lines
  Added in v.1.1.1.3

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