|
111
|
1 ------------------------------------------------------------------------------
|
|
|
2 -- --
|
|
|
3 -- GNAT RUN-TIME COMPONENTS --
|
|
|
4 -- --
|
|
|
5 -- A D A . C H A R A C T E R S . H A N D L I N G --
|
|
|
6 -- --
|
|
|
7 -- S p e c --
|
|
|
8 -- --
|
|
145
|
9 -- Copyright (C) 1992-2019, Free Software Foundation, Inc. --
|
|
111
|
10 -- --
|
|
|
11 -- This specification is derived from the Ada Reference Manual for use with --
|
|
|
12 -- GNAT. The copyright notice above, and the license provisions that follow --
|
|
|
13 -- apply solely to the contents of the part following the private keyword. --
|
|
|
14 -- --
|
|
|
15 -- GNAT is free software; you can redistribute it and/or modify it under --
|
|
|
16 -- terms of the GNU General Public License as published by the Free Soft- --
|
|
|
17 -- ware Foundation; either version 3, or (at your option) any later ver- --
|
|
|
18 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
|
|
|
19 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
|
|
20 -- or FITNESS FOR A PARTICULAR PURPOSE. --
|
|
|
21 -- --
|
|
|
22 -- As a special exception under Section 7 of GPL version 3, you are granted --
|
|
|
23 -- additional permissions described in the GCC Runtime Library Exception, --
|
|
|
24 -- version 3.1, as published by the Free Software Foundation. --
|
|
|
25 -- --
|
|
|
26 -- You should have received a copy of the GNU General Public License and --
|
|
|
27 -- a copy of the GCC Runtime Library Exception along with this program; --
|
|
|
28 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
|
|
|
29 -- <http://www.gnu.org/licenses/>. --
|
|
|
30 -- --
|
|
|
31 -- GNAT was originally developed by the GNAT team at New York University. --
|
|
|
32 -- Extensive contributions were provided by Ada Core Technologies Inc. --
|
|
|
33 -- --
|
|
|
34 ------------------------------------------------------------------------------
|
|
|
35
|
|
|
36 package Ada.Characters.Handling is
|
|
|
37 pragma Pure;
|
|
|
38 -- In accordance with Ada 2005 AI-362
|
|
|
39
|
|
|
40 ----------------------------------------
|
|
|
41 -- Character Classification Functions --
|
|
|
42 ----------------------------------------
|
|
|
43
|
|
|
44 function Is_Control (Item : Character) return Boolean;
|
|
|
45 function Is_Graphic (Item : Character) return Boolean;
|
|
|
46 function Is_Letter (Item : Character) return Boolean;
|
|
|
47 function Is_Lower (Item : Character) return Boolean;
|
|
|
48 function Is_Upper (Item : Character) return Boolean;
|
|
|
49 function Is_Basic (Item : Character) return Boolean;
|
|
|
50 function Is_Digit (Item : Character) return Boolean;
|
|
|
51 function Is_Decimal_Digit (Item : Character) return Boolean
|
|
|
52 renames Is_Digit;
|
|
|
53 function Is_Hexadecimal_Digit (Item : Character) return Boolean;
|
|
|
54 function Is_Alphanumeric (Item : Character) return Boolean;
|
|
|
55 function Is_Special (Item : Character) return Boolean;
|
|
|
56 function Is_Line_Terminator (Item : Character) return Boolean;
|
|
|
57 function Is_Mark (Item : Character) return Boolean;
|
|
|
58 function Is_Other_Format (Item : Character) return Boolean;
|
|
|
59 function Is_Punctuation_Connector (Item : Character) return Boolean;
|
|
|
60 function Is_Space (Item : Character) return Boolean;
|
|
|
61
|
|
|
62 ---------------------------------------------------
|
|
|
63 -- Conversion Functions for Character and String --
|
|
|
64 ---------------------------------------------------
|
|
|
65
|
|
|
66 function To_Lower (Item : Character) return Character;
|
|
|
67 function To_Upper (Item : Character) return Character;
|
|
|
68 function To_Basic (Item : Character) return Character;
|
|
|
69
|
|
|
70 function To_Lower (Item : String) return String;
|
|
|
71 function To_Upper (Item : String) return String;
|
|
|
72 function To_Basic (Item : String) return String;
|
|
|
73
|
|
|
74 ----------------------------------------------------------------------
|
|
|
75 -- Classifications of and Conversions Between Character and ISO 646 --
|
|
|
76 ----------------------------------------------------------------------
|
|
|
77
|
|
|
78 subtype ISO_646 is
|
|
|
79 Character range Character'Val (0) .. Character'Val (127);
|
|
|
80
|
|
|
81 function Is_ISO_646 (Item : Character) return Boolean;
|
|
|
82 function Is_ISO_646 (Item : String) return Boolean;
|
|
|
83
|
|
|
84 function To_ISO_646
|
|
|
85 (Item : Character;
|
|
|
86 Substitute : ISO_646 := ' ') return ISO_646;
|
|
|
87
|
|
|
88 function To_ISO_646
|
|
|
89 (Item : String;
|
|
|
90 Substitute : ISO_646 := ' ') return String;
|
|
|
91
|
|
|
92 ------------------------------------------------------
|
|
|
93 -- Classifications of Wide_Character and Characters --
|
|
|
94 ------------------------------------------------------
|
|
|
95
|
|
|
96 -- Ada 2005 AI 395: these functions are moved to Ada.Characters.Conversions
|
|
|
97 -- and are considered obsolete in Ada.Characters.Handling. However we do
|
|
|
98 -- not complain about this obsolescence, since in practice it is necessary
|
|
|
99 -- to use these routines when creating code that is intended to run in
|
|
|
100 -- either Ada 95 or Ada 2005 mode.
|
|
|
101
|
|
|
102 -- We do however have to flag these if the pragma No_Obsolescent_Features
|
|
|
103 -- restriction is active (see Restrict.Check_Obsolescent_2005_Entity).
|
|
|
104
|
|
|
105 function Is_Character (Item : Wide_Character) return Boolean;
|
|
|
106 function Is_String (Item : Wide_String) return Boolean;
|
|
|
107
|
|
|
108 ------------------------------------------------------
|
|
|
109 -- Conversions between Wide_Character and Character --
|
|
|
110 ------------------------------------------------------
|
|
|
111
|
|
|
112 -- Ada 2005 AI 395: these functions are moved to Ada.Characters.Conversions
|
|
|
113 -- and are considered obsolete in Ada.Characters.Handling. However we do
|
|
|
114 -- not complain about this obsolescence, since in practice it is necessary
|
|
|
115 -- to use these routines when creating code that is intended to run in
|
|
|
116 -- either Ada 95 or Ada 2005 mode.
|
|
|
117
|
|
|
118 -- We do however have to flag these if the pragma No_Obsolescent_Features
|
|
|
119 -- restriction is active (see Restrict.Check_Obsolescent_2005_Entity).
|
|
|
120
|
|
|
121 function To_Character
|
|
|
122 (Item : Wide_Character;
|
|
|
123 Substitute : Character := ' ') return Character;
|
|
|
124
|
|
|
125 function To_String
|
|
|
126 (Item : Wide_String;
|
|
|
127 Substitute : Character := ' ') return String;
|
|
|
128
|
|
|
129 function To_Wide_Character
|
|
|
130 (Item : Character) return Wide_Character;
|
|
|
131
|
|
|
132 function To_Wide_String
|
|
|
133 (Item : String) return Wide_String;
|
|
|
134
|
|
|
135 private
|
|
|
136 pragma Inline (Is_Alphanumeric);
|
|
|
137 pragma Inline (Is_Basic);
|
|
|
138 pragma Inline (Is_Character);
|
|
|
139 pragma Inline (Is_Control);
|
|
|
140 pragma Inline (Is_Digit);
|
|
|
141 pragma Inline (Is_Graphic);
|
|
|
142 pragma Inline (Is_Hexadecimal_Digit);
|
|
|
143 pragma Inline (Is_ISO_646);
|
|
|
144 pragma Inline (Is_Letter);
|
|
|
145 pragma Inline (Is_Line_Terminator);
|
|
|
146 pragma Inline (Is_Lower);
|
|
|
147 pragma Inline (Is_Mark);
|
|
|
148 pragma Inline (Is_Other_Format);
|
|
|
149 pragma Inline (Is_Punctuation_Connector);
|
|
|
150 pragma Inline (Is_Space);
|
|
|
151 pragma Inline (Is_Special);
|
|
|
152 pragma Inline (Is_Upper);
|
|
|
153 pragma Inline (To_Basic);
|
|
|
154 pragma Inline (To_Character);
|
|
|
155 pragma Inline (To_Lower);
|
|
|
156 pragma Inline (To_Upper);
|
|
|
157 pragma Inline (To_Wide_Character);
|
|
|
158
|
|
|
159 end Ada.Characters.Handling;
|
