Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/a-ztcoio.adb @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
comparison
equal
deleted
inserted
replaced
68:561a7518be6b | 111:04ced10e8804 |
---|---|
1 ------------------------------------------------------------------------------ | |
2 -- -- | |
3 -- GNAT RUN-TIME COMPONENTS -- | |
4 -- -- | |
5 -- A D A . W I D E _ W I D E _ T E X T _ IO . C O M P L E X _ 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_Wide_Text_IO.Complex_Aux; | |
33 | |
34 with System.WCh_Con; use System.WCh_Con; | |
35 with System.WCh_WtS; use System.WCh_WtS; | |
36 | |
37 with Ada.Unchecked_Conversion; | |
38 | |
39 package body Ada.Wide_Wide_Text_IO.Complex_IO is | |
40 | |
41 package Aux renames Ada.Wide_Wide_Text_IO.Complex_Aux; | |
42 | |
43 subtype LLF is Long_Long_Float; | |
44 -- Type used for calls to routines in Aux | |
45 | |
46 function TFT is new | |
47 Ada.Unchecked_Conversion (File_Type, Ada.Wide_Wide_Text_IO.File_Type); | |
48 -- This unchecked conversion is to get around a visibility bug in | |
49 -- GNAT version 2.04w. It should be possible to simply use the | |
50 -- subtype declared above and do normal checked conversions. | |
51 | |
52 --------- | |
53 -- Get -- | |
54 --------- | |
55 | |
56 procedure Get | |
57 (File : File_Type; | |
58 Item : out Complex; | |
59 Width : Field := 0) | |
60 is | |
61 Real_Item : Real'Base; | |
62 Imag_Item : Real'Base; | |
63 | |
64 begin | |
65 Aux.Get (TFT (File), LLF (Real_Item), LLF (Imag_Item), Width); | |
66 Item := (Real_Item, Imag_Item); | |
67 | |
68 exception | |
69 when Constraint_Error => raise Data_Error; | |
70 end Get; | |
71 | |
72 --------- | |
73 -- Get -- | |
74 --------- | |
75 | |
76 procedure Get | |
77 (Item : out Complex; | |
78 Width : Field := 0) | |
79 is | |
80 begin | |
81 Get (Current_Input, Item, Width); | |
82 end Get; | |
83 | |
84 --------- | |
85 -- Get -- | |
86 --------- | |
87 | |
88 procedure Get | |
89 (From : Wide_Wide_String; | |
90 Item : out Complex; | |
91 Last : out Positive) | |
92 is | |
93 Real_Item : Real'Base; | |
94 Imag_Item : Real'Base; | |
95 | |
96 S : constant String := Wide_Wide_String_To_String (From, WCEM_Upper); | |
97 -- String on which we do the actual conversion. Note that the method | |
98 -- used for wide character encoding is irrelevant, since if there is | |
99 -- a character outside the Standard.Character range then the call to | |
100 -- Aux.Gets will raise Data_Error in any case. | |
101 | |
102 begin | |
103 Aux.Gets (S, LLF (Real_Item), LLF (Imag_Item), Last); | |
104 Item := (Real_Item, Imag_Item); | |
105 | |
106 exception | |
107 when Data_Error => raise Constraint_Error; | |
108 end Get; | |
109 | |
110 --------- | |
111 -- Put -- | |
112 --------- | |
113 | |
114 procedure Put | |
115 (File : File_Type; | |
116 Item : Complex; | |
117 Fore : Field := Default_Fore; | |
118 Aft : Field := Default_Aft; | |
119 Exp : Field := Default_Exp) | |
120 is | |
121 begin | |
122 Aux.Put (TFT (File), LLF (Re (Item)), LLF (Im (Item)), Fore, Aft, Exp); | |
123 end Put; | |
124 | |
125 --------- | |
126 -- Put -- | |
127 --------- | |
128 | |
129 procedure Put | |
130 (Item : Complex; | |
131 Fore : Field := Default_Fore; | |
132 Aft : Field := Default_Aft; | |
133 Exp : Field := Default_Exp) | |
134 is | |
135 begin | |
136 Put (Current_Output, Item, Fore, Aft, Exp); | |
137 end Put; | |
138 | |
139 --------- | |
140 -- Put -- | |
141 --------- | |
142 | |
143 procedure Put | |
144 (To : out Wide_Wide_String; | |
145 Item : Complex; | |
146 Aft : Field := Default_Aft; | |
147 Exp : Field := Default_Exp) | |
148 is | |
149 S : String (To'First .. To'Last); | |
150 | |
151 begin | |
152 Aux.Puts (S, LLF (Re (Item)), LLF (Im (Item)), Aft, Exp); | |
153 | |
154 for J in S'Range loop | |
155 To (J) := Wide_Wide_Character'Val (Character'Pos (S (J))); | |
156 end loop; | |
157 end Put; | |
158 | |
159 end Ada.Wide_Wide_Text_IO.Complex_IO; |