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Diffstat (limited to 'gcc/ada/a-tiocst.adb')
| -rw-r--r-- | gcc/ada/a-tiocst.adb | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/gcc/ada/a-tiocst.adb b/gcc/ada/a-tiocst.adb new file mode 100644 index 00000000000..54ee88672b4 --- /dev/null +++ b/gcc/ada/a-tiocst.adb @@ -0,0 +1,84 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- A D A . T E X T _ I O . C _ S T R E A M S -- +-- -- +-- B o d y -- +-- -- +-- $Revision: 1.3 $ -- +-- -- +-- Copyright (C) 1992-1998 Free Software Foundation, Inc. -- +-- -- +-- GNAT is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 2, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING. If not, write -- +-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- +-- MA 02111-1307, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- -- +------------------------------------------------------------------------------ + +with Interfaces.C_Streams; use Interfaces.C_Streams; +with System.File_IO; +with System.File_Control_Block; +with Unchecked_Conversion; + +package body Ada.Text_IO.C_Streams is + + package FIO renames System.File_IO; + package FCB renames System.File_Control_Block; + + subtype AP is FCB.AFCB_Ptr; + + function To_FCB is new Unchecked_Conversion (File_Mode, FCB.File_Mode); + + -------------- + -- C_Stream -- + -------------- + + function C_Stream (F : File_Type) return FILEs is + begin + FIO.Check_File_Open (AP (F)); + return F.Stream; + end C_Stream; + + ---------- + -- Open -- + ---------- + + procedure Open + (File : in out File_Type; + Mode : in File_Mode; + C_Stream : in FILEs; + Form : in String := "") + is + File_Control_Block : Text_AFCB; + + begin + FIO.Open (File_Ptr => AP (File), + Dummy_FCB => File_Control_Block, + Mode => To_FCB (Mode), + Name => "", + Form => Form, + Amethod => 'T', + Creat => False, + Text => True, + C_Stream => C_Stream); + end Open; + +end Ada.Text_IO.C_Streams; |