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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT RUN-TIME COMPONENTS --
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4 -- --
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5 -- A D A . W I D E _ W I D E _ T E X T _ I O . F L O A T _ I O --
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6 -- --
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7 -- B o d y --
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8 -- --
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131
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9 -- Copyright (C) 1992-2018, Free Software Foundation, Inc. --
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111
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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17 -- --
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18 -- As a special exception under Section 7 of GPL version 3, you are granted --
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19 -- additional permissions described in the GCC Runtime Library Exception, --
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20 -- version 3.1, as published by the Free Software Foundation. --
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21 -- --
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22 -- You should have received a copy of the GNU General Public License and --
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23 -- a copy of the GCC Runtime Library Exception along with this program; --
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24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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25 -- <http://www.gnu.org/licenses/>. --
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26 -- --
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27 -- GNAT was originally developed by the GNAT team at New York University. --
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28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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29 -- --
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30 ------------------------------------------------------------------------------
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31
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32 with Ada.Wide_Wide_Text_IO.Float_Aux;
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33 with System.WCh_Con; use System.WCh_Con;
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34 with System.WCh_WtS; use System.WCh_WtS;
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35
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36 package body Ada.Wide_Wide_Text_IO.Float_IO is
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37
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38 subtype TFT is Ada.Wide_Wide_Text_IO.File_Type;
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39 -- File type required for calls to routines in Aux
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40
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41 package Aux renames Ada.Wide_Wide_Text_IO.Float_Aux;
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42
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43 ---------
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44 -- Get --
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45 ---------
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46
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47 procedure Get
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48 (File : File_Type;
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49 Item : out Num;
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50 Width : Field := 0)
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51 is
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52 begin
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53 Aux.Get (TFT (File), Long_Long_Float (Item), Width);
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54
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55 exception
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56 when Constraint_Error => raise Data_Error;
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57 end Get;
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58
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59 procedure Get
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60 (Item : out Num;
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61 Width : Field := 0)
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62 is
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63 begin
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64 Get (Current_Input, Item, Width);
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65 end Get;
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66
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67 procedure Get
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68 (From : Wide_Wide_String;
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69 Item : out Num;
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70 Last : out Positive)
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71 is
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72 S : constant String := Wide_Wide_String_To_String (From, WCEM_Upper);
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73 -- String on which we do the actual conversion. Note that the method
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74 -- used for wide character encoding is irrelevant, since if there is
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75 -- a character outside the Standard.Character range then the call to
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76 -- Aux.Gets will raise Data_Error in any case.
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77
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78 begin
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79 Aux.Gets (S, Long_Long_Float (Item), Last);
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80
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81 exception
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82 when Constraint_Error => raise Data_Error;
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83 end Get;
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84
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85 ---------
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86 -- Put --
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87 ---------
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88
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89 procedure Put
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90 (File : File_Type;
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91 Item : Num;
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92 Fore : Field := Default_Fore;
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93 Aft : Field := Default_Aft;
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94 Exp : Field := Default_Exp)
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95 is
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96 begin
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97 Aux.Put (TFT (File), Long_Long_Float (Item), Fore, Aft, Exp);
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98 end Put;
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99
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100 procedure Put
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101 (Item : Num;
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102 Fore : Field := Default_Fore;
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103 Aft : Field := Default_Aft;
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104 Exp : Field := Default_Exp)
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105 is
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106 begin
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107 Put (Current_Output, Item, Fore, Aft, Exp);
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108 end Put;
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109
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110 procedure Put
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111 (To : out Wide_Wide_String;
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112 Item : Num;
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113 Aft : Field := Default_Aft;
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114 Exp : Field := Default_Exp)
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115 is
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116 S : String (To'First .. To'Last);
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117
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118 begin
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119 Aux.Puts (S, Long_Long_Float (Item), Aft, Exp);
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120
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121 for J in S'Range loop
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122 To (J) := Wide_Wide_Character'Val (Character'Pos (S (J)));
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123 end loop;
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124 end Put;
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125
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126 end Ada.Wide_Wide_Text_IO.Float_IO;
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