(***********************************************************************)
(*                                                                     *)
(*                         Applied Type System                         *)
(*                                                                     *)
(*                              Hongwei Xi                             *)
(*                                                                     *)
(***********************************************************************)

(*
** ATS - Unleashing the Potential of Types!
**
** Copyright (C) 2002-2008 Hongwei Xi, Boston University
**
** All rights reserved
**
** ATS is free software;  you can  redistribute it and/or modify it under
** the terms of the GNU LESSER GENERAL PUBLIC LICENSE as published by the
** Free Software Foundation; either version 2.1, or (at your option)  any
** later version.
** 
** ATS 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  ATS;  see the  file COPYING.  If not, please write to the
** Free Software Foundation,  51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*)

(* ****** ****** *)

(* author: Hongwei Xi (hwxi AT cs DOT bu DOT edu) *)

(* ****** ****** *)

// some basic IO operations

(* ****** ****** *)

#define ATS_DYNLOADFLAG 0 // no initialization is needed

(* ****** ****** *)

%{$

// stringization

ats_ptr_type
atspre_tostrptr_llint
  (ats_llint_type i0) {
  ats_llint_type i, i1 ; int n ; char *res ;
//
  i1 = (i0 >= 0 ? i0 : -i0) ;
  for (i = i1, n = 0; i > 0; i = i / 10) n += 1 ;
  if (i0 < 0) n += 1 ; if (i0 == 0) n = 1;
  res = ATS_MALLOC(n+1) ; res = res + n ; *res = '\000' ;
  for (i = i1, n = 0; i > 0; i = i / 10) {
    *--res = ('0' + i % 10) ;
  } // end of [for]
  if (i0 < 0) *--res = '-' ; if (i0 == 0) *--res = '0' ;
//
  return res ;
} // end of [atspre_tostrptr_llint]

/* ****** ****** */

ats_ptr_type
atspre_tostrptr_ullint
  (ats_ullint_type i0) {
  ats_ullint_type i; int n ; char *res ;
//
  for (i = i0, n = 0; i > 0; i = i / 10) n += 1 ;
  if (i0 == 0) n = 1 ;
  res = ATS_MALLOC(n+1) ; res = res + n; *res = '\000' ;
  for (i = i0, n = 0; i > 0; i = i / 10) {
    *--res = ('0' + i % 10) ;
  } // end of [for]
  if (i0 == 0) *--res = '0' ;
//
  return res ;
} // end of [atspre_tostrptr_ullint]

%} // end of [%{$]

(* ****** ****** *)

(* end of [integer.dats] *)