1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
5 -- S Y S T E M . I O --
9 -- Copyright (C) 1992-2006, 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 2, 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. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 package body System.IO is
36 Current_Out : File_Type := Stdout;
37 pragma Atomic (Current_Out);
38 -- Current output file (modified by Set_Output)
44 procedure New_Line (Spacing : Positive := 1) is
46 for J in 1 .. Spacing loop
55 procedure Put (X : Integer) is
56 procedure Put_Int (X : Integer);
57 pragma Import (C, Put_Int, "put_int");
59 procedure Put_Int_Err (X : Integer);
60 pragma Import (C, Put_Int_Err, "put_int_stderr");
71 procedure Put (C : Character) is
72 procedure Put_Char (C : Character);
73 pragma Import (C, Put_Char, "put_char");
75 procedure Put_Char_Stderr (C : Character);
76 pragma Import (C, Put_Char_Stderr, "put_char_stderr");
87 procedure Put (S : String) is
98 procedure Put_Line (S : String) is
104 ---------------------
105 -- Standard_Output --
106 ---------------------
108 function Standard_Output return File_Type is
117 function Standard_Error return File_Type is
126 procedure Set_Output (File : File_Type) is