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(* ldtoa.def provides routines to convert between a C long double.
Copyright (C) 2008-2025 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
This file is part of GNU Modula-2.
GNU Modula-2 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 3, or (at your option)
any later version.
GNU Modula-2 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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. *)
DEFINITION MODULE ldtoa ;
FROM SYSTEM IMPORT ADDRESS ;
TYPE
Mode = (maxsignificant, decimaldigits) ;
(*
strtold - returns a LONGREAL given a C string, s. It will set
error to TRUE if the number is too large or badly formed.
*)
PROCEDURE strtold (s: ADDRESS; VAR error: BOOLEAN) : LONGREAL ;
(*
ldtoa - converts a LONGREAL, d, into a string. The address of the
string is returned.
mode indicates the type of conversion required.
ndigits determines the number of digits according to mode.
decpt the position of the decimal point.
sign does the string have a sign?
*)
PROCEDURE ldtoa (d : LONGREAL;
mode : INTEGER;
ndigits : INTEGER;
VAR decpt: INTEGER;
VAR sign : BOOLEAN) : ADDRESS ;
END ldtoa.
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