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) 2002-2005, 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 2,  or (at your option) any later ver- --
  14 -- sion. GNARL 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 GNARL; see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  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.                                      --
  28 --                                                                          --
  29 -- GNARL was developed by the GNARL team at Florida State University.       --
  30 -- Extensive contributions were provided by Ada Core Technologies, Inc.     --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 package body Interfaces.VxWorks.IO is
  35
  36    --------------------------
  37    -- Enable_Get_Immediate --
  38    --------------------------
  39
  40    procedure Enable_Get_Immediate
  41      (File    : Interfaces.C_Streams.FILEs;
  42       Success : out Boolean)
  43    is
  44       Status : int;
  45       Fd     : int;
  46
  47    begin
  48       Fd := fileno (File);
  49       Status := ioctl (Fd, FIOSETOPTIONS, OPT_RAW);
  50
  51       if Status /= int (ERROR) then
  52          Success := True;
  53       else
  54          Success := False;
  55       end if;
  56    end Enable_Get_Immediate;
  57
  58    ---------------------------
  59    -- Disable_Get_Immediate --
  60    ---------------------------
  61
  62    procedure Disable_Get_Immediate
  63      (File    : Interfaces.C_Streams.FILEs;
  64       Success : out Boolean)
  65    is
  66       Status : int;
  67       Fd     : int;
  68
  69    begin
  70       Fd := fileno (File);
  71       Status := ioctl (Fd, FIOSETOPTIONS, OPT_TERMINAL);
  72
  73       if Status /= int (ERROR) then
  74          Success := True;
  75       else
  76          Success := False;
  77       end if;
  78    end Disable_Get_Immediate;
  79
  80 end Interfaces.VxWorks.IO;