Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/a-wtmoio.adb @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children | 84e7813d76e9 |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 ------------------------------------------------------------------------------ | |
| 2 -- -- | |
| 3 -- GNAT RUN-TIME COMPONENTS -- | |
| 4 -- -- | |
| 5 -- A D A . W I D E _ T E X T _ I O . M O D U L A R _ I O -- | |
| 6 -- -- | |
| 7 -- B o d y -- | |
| 8 -- -- | |
| 9 -- Copyright (C) 1992-2017, Free Software Foundation, Inc. -- | |
| 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 -- 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 -- 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 with Ada.Wide_Text_IO.Modular_Aux; | |
| 33 | |
| 34 with System.Unsigned_Types; use System.Unsigned_Types; | |
| 35 with System.WCh_Con; use System.WCh_Con; | |
| 36 with System.WCh_WtS; use System.WCh_WtS; | |
| 37 | |
| 38 package body Ada.Wide_Text_IO.Modular_IO is | |
| 39 | |
| 40 subtype TFT is Ada.Wide_Text_IO.File_Type; | |
| 41 -- File type required for calls to routines in Aux | |
| 42 | |
| 43 package Aux renames Ada.Wide_Text_IO.Modular_Aux; | |
| 44 | |
| 45 --------- | |
| 46 -- Get -- | |
| 47 --------- | |
| 48 | |
| 49 procedure Get | |
| 50 (File : File_Type; | |
| 51 Item : out Num; | |
| 52 Width : Field := 0) | |
| 53 is | |
| 54 begin | |
| 55 if Num'Size > Unsigned'Size then | |
| 56 Aux.Get_LLU (TFT (File), Long_Long_Unsigned (Item), Width); | |
| 57 else | |
| 58 Aux.Get_Uns (TFT (File), Unsigned (Item), Width); | |
| 59 end if; | |
| 60 | |
| 61 exception | |
| 62 when Constraint_Error => raise Data_Error; | |
| 63 end Get; | |
| 64 | |
| 65 procedure Get | |
| 66 (Item : out Num; | |
| 67 Width : Field := 0) | |
| 68 is | |
| 69 begin | |
| 70 Get (Current_Input, Item, Width); | |
| 71 end Get; | |
| 72 | |
| 73 procedure Get | |
| 74 (From : Wide_String; | |
| 75 Item : out Num; | |
| 76 Last : out Positive) | |
| 77 is | |
| 78 S : constant String := Wide_String_To_String (From, WCEM_Upper); | |
| 79 -- String on which we do the actual conversion. Note that the method | |
| 80 -- used for wide character encoding is irrelevant, since if there is | |
| 81 -- a character outside the Standard.Character range then the call to | |
| 82 -- Aux.Gets will raise Data_Error in any case. | |
| 83 | |
| 84 begin | |
| 85 if Num'Size > Unsigned'Size then | |
| 86 Aux.Gets_LLU (S, Long_Long_Unsigned (Item), Last); | |
| 87 else | |
| 88 Aux.Gets_Uns (S, Unsigned (Item), Last); | |
| 89 end if; | |
| 90 | |
| 91 exception | |
| 92 when Constraint_Error => raise Data_Error; | |
| 93 end Get; | |
| 94 | |
| 95 --------- | |
| 96 -- Put -- | |
| 97 --------- | |
| 98 | |
| 99 procedure Put | |
| 100 (File : File_Type; | |
| 101 Item : Num; | |
| 102 Width : Field := Default_Width; | |
| 103 Base : Number_Base := Default_Base) | |
| 104 is | |
| 105 begin | |
| 106 if Num'Size > Unsigned'Size then | |
| 107 Aux.Put_LLU (TFT (File), Long_Long_Unsigned (Item), Width, Base); | |
| 108 else | |
| 109 Aux.Put_Uns (TFT (File), Unsigned (Item), Width, Base); | |
| 110 end if; | |
| 111 end Put; | |
| 112 | |
| 113 procedure Put | |
| 114 (Item : Num; | |
| 115 Width : Field := Default_Width; | |
| 116 Base : Number_Base := Default_Base) | |
| 117 is | |
| 118 begin | |
| 119 Put (Current_Output, Item, Width, Base); | |
| 120 end Put; | |
| 121 | |
| 122 procedure Put | |
| 123 (To : out Wide_String; | |
| 124 Item : Num; | |
| 125 Base : Number_Base := Default_Base) | |
| 126 is | |
| 127 S : String (To'First .. To'Last); | |
| 128 | |
| 129 begin | |
| 130 if Num'Size > Unsigned'Size then | |
| 131 Aux.Puts_LLU (S, Long_Long_Unsigned (Item), Base); | |
| 132 else | |
| 133 Aux.Puts_Uns (S, Unsigned (Item), Base); | |
| 134 end if; | |
| 135 | |
| 136 for J in S'Range loop | |
| 137 To (J) := Wide_Character'Val (Character'Pos (S (J))); | |
| 138 end loop; | |
| 139 end Put; | |
| 140 | |
| 141 end Ada.Wide_Text_IO.Modular_IO; |