File : g-io-put-stextio.adb


   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                           G N A T . I O . P U T                          --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --                     Copyright (C) 2011-2016, AdaCore                     --
  10 --                                                                          --
  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 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 --                                                                          --
  19 --                                                                          --
  20 --                                                                          --
  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 -- GNAT was originally developed  by the GNAT team at  New York University. --
  28 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  29 --                                                                          --
  30 ------------------------------------------------------------------------------
  31 
  32 --  Implementation of Put (C : Character) based on System.Text_IO.
  33 
  34 with System.Text_IO; use System.Text_IO;
  35 
  36 separate (GNAT.IO)
  37 procedure Put (C : Character) is
  38 begin
  39    if not Initialized then
  40       Initialize;
  41    end if;
  42 
  43    --  GNAT.IO calls Put (ASCII.LF) for New_Line. Compensate.
  44    if C = ASCII.LF and then Use_Cr_Lf_For_New_Line then
  45       while not Is_Tx_Ready loop
  46          null;
  47       end loop;
  48 
  49       System.Text_IO.Put (ASCII.CR);
  50    end if;
  51 
  52    while not Is_Tx_Ready loop
  53       null;
  54    end loop;
  55 
  56    System.Text_IO.Put (C);
  57 end Put;