1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
9 -- Copyright (C) 1995-2006, AdaCore --
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 GNAT.IO is
36 Current_Out : File_Type := Stdout;
37 pragma Atomic (Current_Out);
38 -- Current output file (modified by Set_Output)
44 procedure Get (X : out Integer) is
45 function Get_Int return Integer;
46 pragma Import (C, Get_Int, "get_int");
51 procedure Get (C : out Character) is
52 function Get_Char return Character;
53 pragma Import (C, Get_Char, "get_char");
62 procedure Get_Line (Item : out String; Last : out Natural) is
66 for Nstore in Item'Range loop
85 procedure New_Line (File : File_Type; Spacing : Positive := 1) is
87 for J in 1 .. Spacing loop
92 procedure New_Line (Spacing : Positive := 1) is
94 New_Line (Current_Out, Spacing);
101 procedure Put (X : Integer) is
103 Put (Current_Out, X);
106 procedure Put (File : File_Type; X : Integer) is
107 procedure Put_Int (X : Integer);
108 pragma Import (C, Put_Int, "put_int");
110 procedure Put_Int_Stderr (X : Integer);
111 pragma Import (C, Put_Int_Stderr, "put_int_stderr");
115 when Stdout => Put_Int (X);
116 when Stderr => Put_Int_Stderr (X);
120 procedure Put (C : Character) is
122 Put (Current_Out, C);
125 procedure Put (File : File_Type; C : Character) is
126 procedure Put_Char (C : Character);
127 pragma Import (C, Put_Char, "put_char");
129 procedure Put_Char_Stderr (C : Character);
130 pragma Import (C, Put_Char_Stderr, "put_char_stderr");
134 when Stdout => Put_Char (C);
135 when Stderr => Put_Char_Stderr (C);
139 procedure Put (S : String) is
141 Put (Current_Out, S);
144 procedure Put (File : File_Type; S : String) is
146 for J in S'Range loop
155 procedure Put_Line (S : String) is
157 Put_Line (Current_Out, S);
160 procedure Put_Line (File : File_Type; S : String) is
170 procedure Set_Output (File : File_Type) is
175 ---------------------
176 -- Standard_Output --
177 ---------------------
179 function Standard_Output return File_Type is
188 function Standard_Error return File_Type is