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- ------------------------------------------------------------------------------
- -- --
- -- GNAT RUNTIME COMPONENTS --
- -- --
- -- S Y S T E M . I O --
- -- --
- -- B o d y --
- -- --
- -- $Revision: 1.3 $ --
- -- --
- -- 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 System.IO is
-
- procedure Get (X : out Integer) is
- function Getint return Integer;
- pragma Interface (C, Getint);
- pragma Interface_Name (Getint, "get_int");
- begin
- X := Getint;
- end Get;
-
- procedure Put (X : Integer) is
- procedure Putint (X : Integer);
- pragma Interface (C, Putint);
- pragma Interface_Name (Putint, "put_int");
- begin
- Putint (X);
- end Put;
-
- procedure Get (C : out Character) is
- function Getchar return Character;
- pragma Interface (C, Getchar);
- begin
- C := Getchar;
- end Get;
-
- procedure Put (C : Character) is
- procedure Putchar (C : Character);
- pragma Interface (C, Putchar);
- begin
- Putchar (C);
- end Put;
-
- procedure Put (S : String) is
- begin
- for I in S'Range loop
- Put (S (I));
- end loop;
- end Put;
-
- procedure Put_Line (S : String) is
- begin
- Put (S);
- New_Line;
- end Put_Line;
-
- procedure New_Line (Spacing : Positive := 1) is
- begin
- for I in 1 .. Spacing loop
- Put (Ascii.LF);
- end loop;
- end New_Line;
-
- procedure Get_Line (Item : in out String; Last : out Natural) is
- I_Length : Integer := Item'Length;
- Nstore : Integer := 0;
- C : Character;
- begin
- loop
- Get (C);
- exit when Nstore = I_Length;
- if C = Ascii.Lf then
- exit;
- end if;
- Item (Item'First + Nstore) := C;
- Nstore := Nstore + 1;
- end loop;
- Last := Item'First + Nstore - 1;
- end Get_Line;
-
- end System.IO;
-