------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- A D A . W I D E _ T E X T _ IO . C O M P L E X _ I O -- -- -- -- B o d y -- -- -- -- Copyright (C) 1992-2018, 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 3, 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. -- -- -- -- As a special exception under Section 7 of GPL version 3, you are granted -- -- additional permissions described in the GCC Runtime Library Exception, -- -- version 3.1, as published by the Free Software Foundation. -- -- -- -- You should have received a copy of the GNU General Public License and -- -- a copy of the GCC Runtime Library Exception along with this program; -- -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- -- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ with Ada.Wide_Text_IO.Complex_Aux; with System.WCh_Con; use System.WCh_Con; with System.WCh_WtS; use System.WCh_WtS; with Ada.Unchecked_Conversion; package body Ada.Wide_Text_IO.Complex_IO is package Aux renames Ada.Wide_Text_IO.Complex_Aux; subtype LLF is Long_Long_Float; -- Type used for calls to routines in Aux function TFT is new Ada.Unchecked_Conversion (File_Type, Ada.Wide_Text_IO.File_Type); -- This unchecked conversion is to get around a visibility bug in -- GNAT version 2.04w. It should be possible to simply use the -- subtype declared above and do normal checked conversions. --------- -- Get -- --------- procedure Get (File : File_Type; Item : out Complex; Width : Field := 0) is Real_Item : Real'Base; Imag_Item : Real'Base; begin Aux.Get (TFT (File), LLF (Real_Item), LLF (Imag_Item), Width); Item := (Real_Item, Imag_Item); exception when Constraint_Error => raise Data_Error; end Get; --------- -- Get -- --------- procedure Get (Item : out Complex; Width : Field := 0) is begin Get (Current_Input, Item, Width); end Get; --------- -- Get -- --------- procedure Get (From : Wide_String; Item : out Complex; Last : out Positive) is Real_Item : Real'Base; Imag_Item : Real'Base; S : constant String := Wide_String_To_String (From, WCEM_Upper); -- String on which we do the actual conversion. Note that the method -- used for wide character encoding is irrelevant, since if there is -- a character outside the Standard.Character range then the call to -- Aux.Gets will raise Data_Error in any case. begin Aux.Gets (S, LLF (Real_Item), LLF (Imag_Item), Last); Item := (Real_Item, Imag_Item); exception when Data_Error => raise Constraint_Error; end Get; --------- -- Put -- --------- procedure Put (File : File_Type; Item : Complex; Fore : Field := Default_Fore; Aft : Field := Default_Aft; Exp : Field := Default_Exp) is begin Aux.Put (TFT (File), LLF (Re (Item)), LLF (Im (Item)), Fore, Aft, Exp); end Put; --------- -- Put -- --------- procedure Put (Item : Complex; Fore : Field := Default_Fore; Aft : Field := Default_Aft; Exp : Field := Default_Exp) is begin Put (Current_Output, Item, Fore, Aft, Exp); end Put; --------- -- Put -- --------- procedure Put (To : out Wide_String; Item : Complex; Aft : Field := Default_Aft; Exp : Field := Default_Exp) is S : String (To'First .. To'Last); begin Aux.Puts (S, LLF (Re (Item)), LLF (Im (Item)), Aft, Exp); for J in S'Range loop To (J) := Wide_Character'Val (Character'Pos (S (J))); end loop; end Put; end Ada.Wide_Text_IO.Complex_IO;