gcc/ada/a-ticoio.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNTIME COMPONENTS                          --
   4 --                                                                          --
   5 --               A D A . T E X T _ I O . C O M P L E X _ I O                --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.8 $                              --
  10 --                                                                          --
  11 --   Copyright (C) 1992,1993,1994,1995,1996 Free Software Foundation, Inc.  --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
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  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
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  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- As a special exception,  if other files  instantiate  generics from this --
  25 -- unit, or you link  this unit with other files  to produce an executable, --
  26 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  27 -- covered  by the  GNU  General  Public  License.  This exception does not --
  28 -- however invalidate  any other reasons why  the executable file  might be --
  29 -- covered by the  GNU Public License.                                      --
  30 --                                                                          --
  31 -- GNAT was originally developed  by the GNAT team at  New York University. --
  32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  33 --                                                                          --
  34 ------------------------------------------------------------------------------
  35
  36 with Ada.Text_IO;
  37
  38 with Ada.Text_IO.Complex_Aux;
  39
  40 package body Ada.Text_IO.Complex_IO is
  41
  42    package Aux renames Ada.Text_IO.Complex_Aux;
  43
  44    subtype LLF is Long_Long_Float;
  45    --  Type used for calls to routines in Aux
  46
  47    ---------
  48    -- Get --
  49    ---------
  50
  51    procedure Get
  52      (File  : in  File_Type;
  53       Item  : out Complex_Types.Complex;
  54       Width : in  Field := 0)
  55    is
  56       Real_Item  : Real'Base;
  57       Imag_Item  : Real'Base;
  58
  59    begin
  60       Aux.Get (File, LLF (Real_Item), LLF (Imag_Item), Width);
  61       Item := (Real_Item, Imag_Item);
  62
  63    exception
  64       when Constraint_Error => raise Data_Error;
  65    end Get;
  66
  67    ---------
  68    -- Get --
  69    ---------
  70
  71    procedure Get
  72      (Item  : out Complex_Types.Complex;
  73       Width : in  Field := 0)
  74    is
  75    begin
  76       Get (Current_In, Item, Width);
  77    end Get;
  78
  79    ---------
  80    -- Get --
  81    ---------
  82
  83    procedure Get
  84      (From : in  String;
  85       Item : out Complex_Types.Complex;
  86       Last : out Positive)
  87    is
  88       Real_Item : Real'Base;
  89       Imag_Item : Real'Base;
  90
  91    begin
  92       Aux.Gets (From, LLF (Real_Item), LLF (Imag_Item), Last);
  93       Item := (Real_Item, Imag_Item);
  94
  95    exception
  96       when Data_Error => raise Constraint_Error;
  97    end Get;
  98
  99    ---------
 100    -- Put --
 101    ---------
 102
 103    procedure Put
 104      (File : in File_Type;
 105       Item : in Complex_Types.Complex;
 106       Fore : in Field := Default_Fore;
 107       Aft  : in Field := Default_Aft;
 108       Exp  : in Field := Default_Exp)
 109    is
 110    begin
 111       Aux.Put (File, LLF (Re (Item)), LLF (Im (Item)), Fore, Aft, Exp);
 112    end Put;
 113
 114    ---------
 115    -- Put --
 116    ---------
 117
 118    procedure Put
 119      (Item : in Complex_Types.Complex;
 120       Fore : in Field := Default_Fore;
 121       Aft  : in Field := Default_Aft;
 122       Exp  : in Field := Default_Exp)
 123    is
 124    begin
 125       Put (Current_Out, Item, Fore, Aft, Exp);
 126    end Put;
 127
 128    ---------
 129    -- Put --
 130    ---------
 131
 132    procedure Put
 133      (To   : out String;
 134       Item : in  Complex_Types.Complex;
 135       Aft  : in  Field := Default_Aft;
 136       Exp  : in  Field := Default_Exp)
 137    is
 138    begin
 139       Aux.Puts (To, LLF (Re (Item)), LLF (Im (Item)), Aft, Exp);
 140    end Put;
 141
 142 end Ada.Text_IO.Complex_IO;