mirror of https://gitee.com/openkylin/wget.git
62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
|
/* Special casing table.
|
||
|
|
Copyright (C) 2009-2019 Free Software Foundation, Inc.
|
||
|
|
Written by Bruno Haible <bruno@clisp.org>, 2009.
|
||
|
|
|
||
|
|
This program is free software: you can redistribute it and/or modify it
|
||
|
|
under the terms of the GNU General Public License as published
|
||
|
|
by the Free Software Foundation; either version 3 of the License, or
|
||
|
|
(at your option) any later version.
|
||
|
|
|
||
|
|
This program is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU General Public License
|
||
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>. */
|
||
|
|
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
/* A special casing context.
|
||
|
|
A context is negated through x -> -x. */
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
SCC_ALWAYS = 0,
|
||
|
|
SCC_FINAL_SIGMA = 1,
|
||
|
|
SCC_AFTER_SOFT_DOTTED = 2,
|
||
|
|
SCC_MORE_ABOVE = 3,
|
||
|
|
SCC_BEFORE_DOT = 4,
|
||
|
|
SCC_AFTER_I = 5
|
||
|
|
};
|
||
|
|
|
||
|
|
struct special_casing_rule
|
||
|
|
{
|
||
|
|
/* The first two bytes are the code, in big-endian order. The third byte
|
||
|
|
only distinguishes different rules pertaining to the same code. */
|
||
|
|
/*unsigned*/ char code[3];
|
||
|
|
|
||
|
|
/* True when this rule is not the last one for the given code. */
|
||
|
|
/*bool*/ unsigned int has_next : 1;
|
||
|
|
|
||
|
|
/* Context. */
|
||
|
|
signed int context : 7;
|
||
|
|
|
||
|
|
/* Language, or an empty string. */
|
||
|
|
char language[2];
|
||
|
|
|
||
|
|
/* Mapping to upper case. Between 0 and 3 characters. Filled with 0s. */
|
||
|
|
unsigned short upper[3];
|
||
|
|
|
||
|
|
/* Mapping to lower case. Between 0 and 3 characters. Filled with 0s. */
|
||
|
|
unsigned short lower[3];
|
||
|
|
|
||
|
|
/* Mapping to title case. Between 0 and 3 characters. Filled with 0s. */
|
||
|
|
unsigned short title[3];
|
||
|
|
|
||
|
|
/* Casefolding mapping. Between 0 and 3 characters. Filled with 0s. */
|
||
|
|
unsigned short casefold[3];
|
||
|
|
};
|
||
|
|
|
||
|
|
extern const struct special_casing_rule *
|
||
|
|
gl_unicase_special_lookup (const char *str, size_t len);
|