1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- I N T E R F A C E S . F O R T R A N --
9 -- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 package body Interfaces.Fortran is
38 -- Single character case
40 function To_Ada (Item : Character_Set) return Character is
42 return Character (Item);
45 -- String case (function returning converted result)
47 function To_Ada (Item : Fortran_Character) return String is
48 T : String (1 .. Item'Length);
52 T (J) := Character (Item (J - 1 + Item'First));
58 -- String case (procedure copying converted string to given buffer)
61 (Item : Fortran_Character;
66 if Item'Length = 0 then
70 elsif Target'Length = 0 then
71 raise Constraint_Error;
74 Last := Target'First - 1;
76 for J in Item'Range loop
79 if Last > Target'Last then
80 raise Constraint_Error;
82 Target (Last) := Character (Item (J));
94 function To_Fortran (Item : Character) return Character_Set is
96 return Character_Set (Item);
99 -- String case (function returning converted result)
101 function To_Fortran (Item : String) return Fortran_Character is
102 T : Fortran_Character (1 .. Item'Length);
105 for J in T'Range loop
106 T (J) := Character_Set (Item (J - 1 + Item'First));
112 -- String case (procedure copying converted string to given buffer)
116 Target : out Fortran_Character;
120 if Item'Length = 0 then
124 elsif Target'Length = 0 then
125 raise Constraint_Error;
128 Last := Target'First - 1;
130 for J in Item'Range loop
133 if Last > Target'Last then
134 raise Constraint_Error;
136 Target (Last) := Character_Set (Item (J));
142 end Interfaces.Fortran;