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