gcc/ada/i-vxwoio.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --
   4 --                                                                          --
   5 --                 I N T E R F A C E S . V X W O R K S . I O                --
   6 --                                                                          --
   7 --                                  B o d y                                 --
   8 --                                                                          --
   9 --           Copyright (C) 2002-2009, Free Software Foundation, Inc.        --
  10 --                                                                          --
  11 -- GNARL 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.                                     --
  17 --                                                                          --
  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.               --
  21 --                                                                          --
  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/>.                                          --
  26 --                                                                          --
  27 -- GNARL was developed by the GNARL team at Florida State University.       --
  28 -- Extensive contributions were provided by Ada Core Technologies, Inc.     --
  29 --                                                                          --
  30 ------------------------------------------------------------------------------
  31
  32 package body Interfaces.VxWorks.IO is
  33
  34    --------------------------
  35    -- Enable_Get_Immediate --
  36    --------------------------
  37
  38    procedure Enable_Get_Immediate
  39      (File    : Interfaces.C_Streams.FILEs;
  40       Success : out Boolean)
  41    is
  42       Status : int;
  43       Fd     : int;
  44
  45    begin
  46       Fd := fileno (File);
  47       Status := ioctl (Fd, FIOSETOPTIONS, OPT_RAW);
  48
  49       if Status /= int (ERROR) then
  50          Success := True;
  51       else
  52          Success := False;
  53       end if;
  54    end Enable_Get_Immediate;
  55
  56    ---------------------------
  57    -- Disable_Get_Immediate --
  58    ---------------------------
  59
  60    procedure Disable_Get_Immediate
  61      (File    : Interfaces.C_Streams.FILEs;
  62       Success : out Boolean)
  63    is
  64       Status : int;
  65       Fd     : int;
  66    begin
  67       Fd := fileno (File);
  68       Status := ioctl (Fd, FIOSETOPTIONS, OPT_TERMINAL);
  69       Success := (if Status /= int (ERROR) then True else False);
  70    end Disable_Get_Immediate;
  71
  72 end Interfaces.VxWorks.IO;