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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 --
- -- --
- -- $Revision: 1.5 $ --
- -- --
- -- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
- -- --
- -- The GNAT library is free software; you can redistribute it and/or modify --
- -- it under terms of the GNU Library General Public License as published by --
- -- the Free Software Foundation; either version 2, or (at your option) any --
- -- later version. The GNAT 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 --
- -- Library General Public License for more details. You should have --
- -- received a copy of the GNU Library General Public License along with --
- -- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
- -- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
- -- --
- ------------------------------------------------------------------------------
-
- 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;
-