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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- I N T E R F A C E S . F O R T R A N --
-- --
-- B o d y --
-- --
-- Copyright (C) 1992,1993,1994 Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT 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 distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
package body Interfaces.Fortran is
------------
-- To_Ada --
------------
-- Single character case
function To_Ada (Item : in Character_Set) return Character is
begin
return Character (Item);
end To_Ada;
-- String case (function returning converted result)
function To_Ada (Item : in Fortran_Character) return String is
T : String (1 .. Item'Length);
begin
for J in T'Range loop
T (J) := Character (Item (J - 1 + Item'First));
end loop;
return T;
end To_Ada;
-- String case (procedure copying converted string to given buffer)
procedure To_Ada
(Item : in Fortran_Character;
Target : out String;
Last : out Natural)
is
begin
if Item'Length = 0 then
Last := 0;
return;
elsif Target'Length = 0 then
raise Constraint_Error;
else
Last := Target'First - 1;
for J in Item'Range loop
Last := Last + 1;
if Last > Target'Last then
raise Constraint_Error;
else
Target (Last) := Character (Item (J));
end if;
end loop;
end if;
end To_Ada;
----------------
-- To_Fortran --
----------------
-- Character case
function To_Fortran (Item : in Character) return Character_Set is
begin
return Character_Set (Item);
end To_Fortran;
-- String case (function returning converted result)
function To_Fortran (Item : in String) return Fortran_Character is
T : Fortran_Character (1 .. Item'Length);
begin
for J in T'Range loop
T (J) := Character_Set (Item (J - 1 + Item'First));
end loop;
return T;
end To_Fortran;
-- String case (procedure copying converted string to given buffer)
procedure To_Fortran
(Item : in String;
Target : out Fortran_Character;
Last : out Natural)
is
begin
if Item'Length = 0 then
Last := 0;
return;
elsif Target'Length = 0 then
raise Constraint_Error;
else
Last := Target'First - 1;
for J in Item'Range loop
Last := Last + 1;
if Last > Target'Last then
raise Constraint_Error;
else
Target (Last) := Character_Set (Item (J));
end if;
end loop;
end if;
end To_Fortran;
end Interfaces.Fortran;
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