1 ------------------------------------------------------------------------------
3 -- GNAT RUNTIME COMPONENTS --
5 -- G N A T . C A S E _ U T I L --
10 -- Copyright (C) 1995-1999 Ada Core Technologies, Inc. --
12 -- GNAT is free software; you can redistribute it and/or modify it under --
13 -- terms of the GNU General Public License as published by the Free Soft- --
14 -- ware Foundation; either version 2, or (at your option) any later ver- --
15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
17 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
18 -- for more details. You should have received a copy of the GNU General --
19 -- Public License distributed with GNAT; see file COPYING. If not, write --
20 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
21 -- MA 02111-1307, USA. --
23 -- As a special exception, if other files instantiate generics from this --
24 -- unit, or you link this unit with other files to produce an executable, --
25 -- this unit does not by itself cause the resulting executable to be --
26 -- covered by the GNU General Public License. This exception does not --
27 -- however invalidate any other reasons why the executable file might be --
28 -- covered by the GNU Public License. --
30 -- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). --
32 ------------------------------------------------------------------------------
34 package body GNAT
.Case_Util
is
40 function To_Lower
(A
: Character) return Character is
41 A_Val
: constant Natural := Character'Pos (A
);
45 or else A_Val
in 16#C0#
.. 16#D6#
46 or else A_Val
in 16#D8#
.. 16#DE#
48 return Character'Val (A_Val
+ 16#
20#
);
54 procedure To_Lower
(A
: in out String) is
57 A
(J
) := To_Lower
(A
(J
));
65 procedure To_Mixed
(A
: in out String) is
66 Ucase
: Boolean := True;
71 A
(J
) := To_Upper
(A
(J
));
73 A
(J
) := To_Lower
(A
(J
));
84 function To_Upper
(A
: Character) return Character is
85 A_Val
: constant Natural := Character'Pos (A
);
89 or else A_Val
in 16#E0#
.. 16#F6#
90 or else A_Val
in 16#F8#
.. 16#FE#
92 return Character'Val (A_Val
- 16#
20#
);
98 procedure To_Upper
(A
: in out String) is
100 for J
in A
'Range loop
101 A
(J
) := To_Upper
(A
(J
));