mirror of https://gitee.com/openkylin/wget.git
1054 lines
40 KiB
C
1054 lines
40 KiB
C
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/* Unicode character classification and properties.
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Copyright (C) 2002, 2005-2019 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef _UNICTYPE_H
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#define _UNICTYPE_H
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#include "unitypes.h"
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/* Get bool. */
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#include <stdbool.h>
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/* Get size_t. */
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* ========================================================================= */
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/* Field 1 of Unicode Character Database: Character name.
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See "uniname.h". */
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/* ========================================================================= */
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/* Field 2 of Unicode Character Database: General category. */
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/* Data type denoting a General category value. This is not just a bitmask,
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but rather a bitmask and a pointer to the lookup table, so that programs
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that use only the predefined bitmasks (i.e. don't combine bitmasks with &
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and |) don't have a link-time dependency towards the big general table. */
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typedef struct
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{
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uint32_t bitmask : 31;
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/*bool*/ unsigned int generic : 1;
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union
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{
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const void *table; /* when generic is 0 */
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bool (*lookup_fn) (ucs4_t uc, uint32_t bitmask); /* when generic is 1 */
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} lookup;
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}
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uc_general_category_t;
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/* Bits and bit masks denoting General category values. UnicodeData-3.2.0.html
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says a 32-bit integer will always suffice to represent them.
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These bit masks can only be used with the uc_is_general_category_withtable
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function. */
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enum
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{
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UC_CATEGORY_MASK_L = 0x0000001f,
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UC_CATEGORY_MASK_LC = 0x00000007,
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UC_CATEGORY_MASK_Lu = 0x00000001,
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UC_CATEGORY_MASK_Ll = 0x00000002,
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UC_CATEGORY_MASK_Lt = 0x00000004,
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UC_CATEGORY_MASK_Lm = 0x00000008,
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UC_CATEGORY_MASK_Lo = 0x00000010,
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UC_CATEGORY_MASK_M = 0x000000e0,
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UC_CATEGORY_MASK_Mn = 0x00000020,
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UC_CATEGORY_MASK_Mc = 0x00000040,
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UC_CATEGORY_MASK_Me = 0x00000080,
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UC_CATEGORY_MASK_N = 0x00000700,
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UC_CATEGORY_MASK_Nd = 0x00000100,
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UC_CATEGORY_MASK_Nl = 0x00000200,
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UC_CATEGORY_MASK_No = 0x00000400,
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UC_CATEGORY_MASK_P = 0x0003f800,
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UC_CATEGORY_MASK_Pc = 0x00000800,
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UC_CATEGORY_MASK_Pd = 0x00001000,
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UC_CATEGORY_MASK_Ps = 0x00002000,
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UC_CATEGORY_MASK_Pe = 0x00004000,
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UC_CATEGORY_MASK_Pi = 0x00008000,
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UC_CATEGORY_MASK_Pf = 0x00010000,
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UC_CATEGORY_MASK_Po = 0x00020000,
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UC_CATEGORY_MASK_S = 0x003c0000,
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UC_CATEGORY_MASK_Sm = 0x00040000,
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UC_CATEGORY_MASK_Sc = 0x00080000,
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UC_CATEGORY_MASK_Sk = 0x00100000,
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UC_CATEGORY_MASK_So = 0x00200000,
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UC_CATEGORY_MASK_Z = 0x01c00000,
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UC_CATEGORY_MASK_Zs = 0x00400000,
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UC_CATEGORY_MASK_Zl = 0x00800000,
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UC_CATEGORY_MASK_Zp = 0x01000000,
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UC_CATEGORY_MASK_C = 0x3e000000,
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UC_CATEGORY_MASK_Cc = 0x02000000,
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UC_CATEGORY_MASK_Cf = 0x04000000,
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UC_CATEGORY_MASK_Cs = 0x08000000,
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UC_CATEGORY_MASK_Co = 0x10000000,
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UC_CATEGORY_MASK_Cn = 0x20000000
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};
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/* Predefined General category values. */
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extern const uc_general_category_t UC_CATEGORY_L;
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extern const uc_general_category_t UC_CATEGORY_LC;
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extern const uc_general_category_t UC_CATEGORY_Lu;
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extern const uc_general_category_t UC_CATEGORY_Ll;
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extern const uc_general_category_t UC_CATEGORY_Lt;
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extern const uc_general_category_t UC_CATEGORY_Lm;
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extern const uc_general_category_t UC_CATEGORY_Lo;
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extern const uc_general_category_t UC_CATEGORY_M;
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extern const uc_general_category_t UC_CATEGORY_Mn;
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extern const uc_general_category_t UC_CATEGORY_Mc;
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extern const uc_general_category_t UC_CATEGORY_Me;
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extern const uc_general_category_t UC_CATEGORY_N;
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extern const uc_general_category_t UC_CATEGORY_Nd;
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extern const uc_general_category_t UC_CATEGORY_Nl;
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extern const uc_general_category_t UC_CATEGORY_No;
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extern const uc_general_category_t UC_CATEGORY_P;
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extern const uc_general_category_t UC_CATEGORY_Pc;
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extern const uc_general_category_t UC_CATEGORY_Pd;
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extern const uc_general_category_t UC_CATEGORY_Ps;
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extern const uc_general_category_t UC_CATEGORY_Pe;
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extern const uc_general_category_t UC_CATEGORY_Pi;
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extern const uc_general_category_t UC_CATEGORY_Pf;
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extern const uc_general_category_t UC_CATEGORY_Po;
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extern const uc_general_category_t UC_CATEGORY_S;
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extern const uc_general_category_t UC_CATEGORY_Sm;
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extern const uc_general_category_t UC_CATEGORY_Sc;
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extern const uc_general_category_t UC_CATEGORY_Sk;
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extern const uc_general_category_t UC_CATEGORY_So;
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extern const uc_general_category_t UC_CATEGORY_Z;
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extern const uc_general_category_t UC_CATEGORY_Zs;
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extern const uc_general_category_t UC_CATEGORY_Zl;
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extern const uc_general_category_t UC_CATEGORY_Zp;
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extern const uc_general_category_t UC_CATEGORY_C;
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extern const uc_general_category_t UC_CATEGORY_Cc;
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extern const uc_general_category_t UC_CATEGORY_Cf;
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extern const uc_general_category_t UC_CATEGORY_Cs;
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extern const uc_general_category_t UC_CATEGORY_Co;
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extern const uc_general_category_t UC_CATEGORY_Cn;
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/* Non-public. */
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extern const uc_general_category_t _UC_CATEGORY_NONE;
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/* Alias names for predefined General category values. */
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#define UC_LETTER UC_CATEGORY_L
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#define UC_CASED_LETTER UC_CATEGORY_LC
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#define UC_UPPERCASE_LETTER UC_CATEGORY_Lu
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#define UC_LOWERCASE_LETTER UC_CATEGORY_Ll
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#define UC_TITLECASE_LETTER UC_CATEGORY_Lt
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#define UC_MODIFIER_LETTER UC_CATEGORY_Lm
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#define UC_OTHER_LETTER UC_CATEGORY_Lo
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#define UC_MARK UC_CATEGORY_M
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#define UC_NON_SPACING_MARK UC_CATEGORY_Mn
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#define UC_COMBINING_SPACING_MARK UC_CATEGORY_Mc
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#define UC_ENCLOSING_MARK UC_CATEGORY_Me
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#define UC_NUMBER UC_CATEGORY_N
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#define UC_DECIMAL_DIGIT_NUMBER UC_CATEGORY_Nd
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#define UC_LETTER_NUMBER UC_CATEGORY_Nl
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#define UC_OTHER_NUMBER UC_CATEGORY_No
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#define UC_PUNCTUATION UC_CATEGORY_P
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#define UC_CONNECTOR_PUNCTUATION UC_CATEGORY_Pc
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#define UC_DASH_PUNCTUATION UC_CATEGORY_Pd
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#define UC_OPEN_PUNCTUATION UC_CATEGORY_Ps /* a.k.a. UC_START_PUNCTUATION */
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#define UC_CLOSE_PUNCTUATION UC_CATEGORY_Pe /* a.k.a. UC_END_PUNCTUATION */
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#define UC_INITIAL_QUOTE_PUNCTUATION UC_CATEGORY_Pi
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#define UC_FINAL_QUOTE_PUNCTUATION UC_CATEGORY_Pf
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#define UC_OTHER_PUNCTUATION UC_CATEGORY_Po
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#define UC_SYMBOL UC_CATEGORY_S
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#define UC_MATH_SYMBOL UC_CATEGORY_Sm
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#define UC_CURRENCY_SYMBOL UC_CATEGORY_Sc
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#define UC_MODIFIER_SYMBOL UC_CATEGORY_Sk
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#define UC_OTHER_SYMBOL UC_CATEGORY_So
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#define UC_SEPARATOR UC_CATEGORY_Z
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#define UC_SPACE_SEPARATOR UC_CATEGORY_Zs
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#define UC_LINE_SEPARATOR UC_CATEGORY_Zl
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#define UC_PARAGRAPH_SEPARATOR UC_CATEGORY_Zp
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#define UC_OTHER UC_CATEGORY_C
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#define UC_CONTROL UC_CATEGORY_Cc
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#define UC_FORMAT UC_CATEGORY_Cf
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#define UC_SURROGATE UC_CATEGORY_Cs /* all of them are invalid characters */
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#define UC_PRIVATE_USE UC_CATEGORY_Co
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#define UC_UNASSIGNED UC_CATEGORY_Cn /* some of them are invalid characters */
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/* Return the union of two general categories.
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This corresponds to the unions of the two sets of characters. */
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extern uc_general_category_t
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uc_general_category_or (uc_general_category_t category1,
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uc_general_category_t category2);
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/* Return the intersection of two general categories as bit masks.
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This *does*not* correspond to the intersection of the two sets of
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characters. */
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extern uc_general_category_t
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uc_general_category_and (uc_general_category_t category1,
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uc_general_category_t category2);
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/* Return the intersection of a general category with the complement of a
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second general category, as bit masks.
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This *does*not* correspond to the intersection with complement, when
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viewing the categories as sets of characters. */
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extern uc_general_category_t
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uc_general_category_and_not (uc_general_category_t category1,
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uc_general_category_t category2);
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/* Return the name of a general category. */
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extern const char *
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uc_general_category_name (uc_general_category_t category)
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_UC_ATTRIBUTE_PURE;
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/* Return the long name of a general category. */
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extern const char *
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uc_general_category_long_name (uc_general_category_t category)
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_UC_ATTRIBUTE_PURE;
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/* Return the general category given by name, e.g. "Lu", or by long name,
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e.g. "Uppercase Letter". */
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extern uc_general_category_t
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uc_general_category_byname (const char *category_name)
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_UC_ATTRIBUTE_PURE;
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/* Return the general category of a Unicode character. */
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extern uc_general_category_t
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uc_general_category (ucs4_t uc)
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_UC_ATTRIBUTE_PURE;
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/* Test whether a Unicode character belongs to a given category.
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The CATEGORY argument can be the combination of several predefined
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general categories. */
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extern bool
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uc_is_general_category (ucs4_t uc, uc_general_category_t category)
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_UC_ATTRIBUTE_PURE;
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/* Likewise. This function uses a big table comprising all categories. */
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extern bool
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uc_is_general_category_withtable (ucs4_t uc, uint32_t bitmask)
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_UC_ATTRIBUTE_CONST;
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/* ========================================================================= */
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/* Field 3 of Unicode Character Database: Canonical combining class. */
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/* The possible results of uc_combining_class (0..255) are described in
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UCD.html. The list here is not definitive; more values can be added
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in future versions. */
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enum
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{
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UC_CCC_NR = 0, /* Not Reordered */
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UC_CCC_OV = 1, /* Overlay */
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UC_CCC_NK = 7, /* Nukta */
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UC_CCC_KV = 8, /* Kana Voicing */
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UC_CCC_VR = 9, /* Virama */
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UC_CCC_ATBL = 200, /* Attached Below Left */
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UC_CCC_ATB = 202, /* Attached Below */
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UC_CCC_ATA = 214, /* Attached Above */
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UC_CCC_ATAR = 216, /* Attached Above Right */
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UC_CCC_BL = 218, /* Below Left */
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UC_CCC_B = 220, /* Below */
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UC_CCC_BR = 222, /* Below Right */
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UC_CCC_L = 224, /* Left */
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UC_CCC_R = 226, /* Right */
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UC_CCC_AL = 228, /* Above Left */
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UC_CCC_A = 230, /* Above */
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UC_CCC_AR = 232, /* Above Right */
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UC_CCC_DB = 233, /* Double Below */
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UC_CCC_DA = 234, /* Double Above */
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UC_CCC_IS = 240 /* Iota Subscript */
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};
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/* Return the canonical combining class of a Unicode character. */
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extern int
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uc_combining_class (ucs4_t uc)
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_UC_ATTRIBUTE_CONST;
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/* Return the name of a canonical combining class. */
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extern const char *
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uc_combining_class_name (int ccc)
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_UC_ATTRIBUTE_CONST;
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/* Return the long name of a canonical combining class. */
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extern const char *
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uc_combining_class_long_name (int ccc)
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_UC_ATTRIBUTE_CONST;
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/* Return the canonical combining class given by name, e.g. "BL", or by long
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name, e.g. "Below Left". */
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extern int
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uc_combining_class_byname (const char *ccc_name)
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_UC_ATTRIBUTE_PURE;
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/* ========================================================================= */
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/* Field 4 of Unicode Character Database: Bidi class.
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Before Unicode 4.0, this field was called "Bidirectional category". */
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enum
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{
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UC_BIDI_L, /* Left-to-Right */
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UC_BIDI_LRE, /* Left-to-Right Embedding */
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UC_BIDI_LRO, /* Left-to-Right Override */
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UC_BIDI_R, /* Right-to-Left */
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UC_BIDI_AL, /* Right-to-Left Arabic */
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UC_BIDI_RLE, /* Right-to-Left Embedding */
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UC_BIDI_RLO, /* Right-to-Left Override */
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UC_BIDI_PDF, /* Pop Directional Format */
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UC_BIDI_EN, /* European Number */
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UC_BIDI_ES, /* European Number Separator */
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UC_BIDI_ET, /* European Number Terminator */
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UC_BIDI_AN, /* Arabic Number */
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UC_BIDI_CS, /* Common Number Separator */
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UC_BIDI_NSM, /* Non-Spacing Mark */
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UC_BIDI_BN, /* Boundary Neutral */
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UC_BIDI_B, /* Paragraph Separator */
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|
|
UC_BIDI_S, /* Segment Separator */
|
||
|
|
UC_BIDI_WS, /* Whitespace */
|
||
|
|
UC_BIDI_ON, /* Other Neutral */
|
||
|
|
UC_BIDI_LRI, /* Left-to-Right Isolate */
|
||
|
|
UC_BIDI_RLI, /* Right-to-Left Isolate */
|
||
|
|
UC_BIDI_FSI, /* First Strong Isolate */
|
||
|
|
UC_BIDI_PDI /* Pop Directional Isolate */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Return the name of a bidi class. */
|
||
|
|
extern const char *
|
||
|
|
uc_bidi_class_name (int bidi_class)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
/* Same; obsolete function name. */
|
||
|
|
extern const char *
|
||
|
|
uc_bidi_category_name (int category)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the long name of a bidi class. */
|
||
|
|
extern const char *
|
||
|
|
uc_bidi_class_long_name (int bidi_class)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the bidi class given by name, e.g. "LRE", or by long name, e.g.
|
||
|
|
"Left-to-Right Embedding". */
|
||
|
|
extern int
|
||
|
|
uc_bidi_class_byname (const char *bidi_class_name)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
/* Same; obsolete function name. */
|
||
|
|
extern int
|
||
|
|
uc_bidi_category_byname (const char *category_name)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Return the bidi class of a Unicode character. */
|
||
|
|
extern int
|
||
|
|
uc_bidi_class (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
/* Same; obsolete function name. */
|
||
|
|
extern int
|
||
|
|
uc_bidi_category (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test whether a Unicode character belongs to a given bidi class. */
|
||
|
|
extern bool
|
||
|
|
uc_is_bidi_class (ucs4_t uc, int bidi_class)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
/* Same; obsolete function name. */
|
||
|
|
extern bool
|
||
|
|
uc_is_bidi_category (ucs4_t uc, int category)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 5 of Unicode Character Database: Character decomposition mapping.
|
||
|
|
See "uninorm.h". */
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 6 of Unicode Character Database: Decimal digit value. */
|
||
|
|
|
||
|
|
/* Return the decimal digit value of a Unicode character. */
|
||
|
|
extern int
|
||
|
|
uc_decimal_value (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 7 of Unicode Character Database: Digit value. */
|
||
|
|
|
||
|
|
/* Return the digit value of a Unicode character. */
|
||
|
|
extern int
|
||
|
|
uc_digit_value (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 8 of Unicode Character Database: Numeric value. */
|
||
|
|
|
||
|
|
/* Return the numeric value of a Unicode character. */
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
int numerator;
|
||
|
|
int denominator;
|
||
|
|
}
|
||
|
|
uc_fraction_t;
|
||
|
|
extern uc_fraction_t
|
||
|
|
uc_numeric_value (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 9 of Unicode Character Database: Mirrored. */
|
||
|
|
|
||
|
|
/* Return the mirrored character of a Unicode character UC in *PUC. */
|
||
|
|
extern bool
|
||
|
|
uc_mirror_char (ucs4_t uc, ucs4_t *puc);
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 10 of Unicode Character Database: Unicode 1.0 Name.
|
||
|
|
Not available in this library. */
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 11 of Unicode Character Database: ISO 10646 comment.
|
||
|
|
Not available in this library. */
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 12, 13, 14 of Unicode Character Database: Uppercase mapping,
|
||
|
|
lowercase mapping, titlecase mapping. See "unicase.h". */
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 2 of the file ArabicShaping.txt in the Unicode Character Database. */
|
||
|
|
|
||
|
|
/* Possible joining types. */
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
UC_JOINING_TYPE_U, /* Non_Joining */
|
||
|
|
UC_JOINING_TYPE_T, /* Transparent */
|
||
|
|
UC_JOINING_TYPE_C, /* Join_Causing */
|
||
|
|
UC_JOINING_TYPE_L, /* Left_Joining */
|
||
|
|
UC_JOINING_TYPE_R, /* Right_Joining */
|
||
|
|
UC_JOINING_TYPE_D /* Dual_Joining */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Return the name of a joining type. */
|
||
|
|
extern const char *
|
||
|
|
uc_joining_type_name (int joining_type)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the long name of a joining type. */
|
||
|
|
extern const char *
|
||
|
|
uc_joining_type_long_name (int joining_type)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the joining type given by name, e.g. "D", or by long name, e.g.
|
||
|
|
"Dual Joining". */
|
||
|
|
extern int
|
||
|
|
uc_joining_type_byname (const char *joining_type_name)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Return the joining type of a Unicode character. */
|
||
|
|
extern int
|
||
|
|
uc_joining_type (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Field 3 of the file ArabicShaping.txt in the Unicode Character Database. */
|
||
|
|
|
||
|
|
/* Possible joining groups.
|
||
|
|
This enumeration may be extended in the future. */
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
UC_JOINING_GROUP_NONE, /* No_Joining_Group */
|
||
|
|
UC_JOINING_GROUP_AIN, /* Ain */
|
||
|
|
UC_JOINING_GROUP_ALAPH, /* Alaph */
|
||
|
|
UC_JOINING_GROUP_ALEF, /* Alef */
|
||
|
|
UC_JOINING_GROUP_BEH, /* Beh */
|
||
|
|
UC_JOINING_GROUP_BETH, /* Beth */
|
||
|
|
UC_JOINING_GROUP_BURUSHASKI_YEH_BARREE, /* Burushaski_Yeh_Barree */
|
||
|
|
UC_JOINING_GROUP_DAL, /* Dal */
|
||
|
|
UC_JOINING_GROUP_DALATH_RISH, /* Dalath_Rish */
|
||
|
|
UC_JOINING_GROUP_E, /* E */
|
||
|
|
UC_JOINING_GROUP_FARSI_YEH, /* Farsi_Yeh */
|
||
|
|
UC_JOINING_GROUP_FE, /* Fe */
|
||
|
|
UC_JOINING_GROUP_FEH, /* Feh */
|
||
|
|
UC_JOINING_GROUP_FINAL_SEMKATH, /* Final_Semkath */
|
||
|
|
UC_JOINING_GROUP_GAF, /* Gaf */
|
||
|
|
UC_JOINING_GROUP_GAMAL, /* Gamal */
|
||
|
|
UC_JOINING_GROUP_HAH, /* Hah */
|
||
|
|
UC_JOINING_GROUP_HE, /* He */
|
||
|
|
UC_JOINING_GROUP_HEH, /* Heh */
|
||
|
|
UC_JOINING_GROUP_HEH_GOAL, /* Heh_Goal */
|
||
|
|
UC_JOINING_GROUP_HETH, /* Heth */
|
||
|
|
UC_JOINING_GROUP_KAF, /* Kaf */
|
||
|
|
UC_JOINING_GROUP_KAPH, /* Kaph */
|
||
|
|
UC_JOINING_GROUP_KHAPH, /* Khaph */
|
||
|
|
UC_JOINING_GROUP_KNOTTED_HEH, /* Knotted_Heh */
|
||
|
|
UC_JOINING_GROUP_LAM, /* Lam */
|
||
|
|
UC_JOINING_GROUP_LAMADH, /* Lamadh */
|
||
|
|
UC_JOINING_GROUP_MEEM, /* Meem */
|
||
|
|
UC_JOINING_GROUP_MIM, /* Mim */
|
||
|
|
UC_JOINING_GROUP_NOON, /* Noon */
|
||
|
|
UC_JOINING_GROUP_NUN, /* Nun */
|
||
|
|
UC_JOINING_GROUP_NYA, /* Nya */
|
||
|
|
UC_JOINING_GROUP_PE, /* Pe */
|
||
|
|
UC_JOINING_GROUP_QAF, /* Qaf */
|
||
|
|
UC_JOINING_GROUP_QAPH, /* Qaph */
|
||
|
|
UC_JOINING_GROUP_REH, /* Reh */
|
||
|
|
UC_JOINING_GROUP_REVERSED_PE, /* Reversed_Pe */
|
||
|
|
UC_JOINING_GROUP_SAD, /* Sad */
|
||
|
|
UC_JOINING_GROUP_SADHE, /* Sadhe */
|
||
|
|
UC_JOINING_GROUP_SEEN, /* Seen */
|
||
|
|
UC_JOINING_GROUP_SEMKATH, /* Semkath */
|
||
|
|
UC_JOINING_GROUP_SHIN, /* Shin */
|
||
|
|
UC_JOINING_GROUP_SWASH_KAF, /* Swash_Kaf */
|
||
|
|
UC_JOINING_GROUP_SYRIAC_WAW, /* Syriac_Waw */
|
||
|
|
UC_JOINING_GROUP_TAH, /* Tah */
|
||
|
|
UC_JOINING_GROUP_TAW, /* Taw */
|
||
|
|
UC_JOINING_GROUP_TEH_MARBUTA, /* Teh_Marbuta */
|
||
|
|
UC_JOINING_GROUP_TEH_MARBUTA_GOAL, /* Teh_Marbuta_Goal */
|
||
|
|
UC_JOINING_GROUP_TETH, /* Teth */
|
||
|
|
UC_JOINING_GROUP_WAW, /* Waw */
|
||
|
|
UC_JOINING_GROUP_YEH, /* Yeh */
|
||
|
|
UC_JOINING_GROUP_YEH_BARREE, /* Yeh_Barree */
|
||
|
|
UC_JOINING_GROUP_YEH_WITH_TAIL, /* Yeh_With_Tail */
|
||
|
|
UC_JOINING_GROUP_YUDH, /* Yudh */
|
||
|
|
UC_JOINING_GROUP_YUDH_HE, /* Yudh_He */
|
||
|
|
UC_JOINING_GROUP_ZAIN, /* Zain */
|
||
|
|
UC_JOINING_GROUP_ZHAIN, /* Zhain */
|
||
|
|
UC_JOINING_GROUP_ROHINGYA_YEH, /* Rohingya_Yeh */
|
||
|
|
UC_JOINING_GROUP_STRAIGHT_WAW, /* Straight_Waw */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_ALEPH, /* Manichaean_Aleph */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_BETH, /* Manichaean_Beth */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_GIMEL, /* Manichaean_Gimel */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_DALETH, /* Manichaean_Daleth */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_WAW, /* Manichaean_Waw */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_ZAYIN, /* Manichaean_Zayin */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_HETH, /* Manichaean_Heth */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_TETH, /* Manichaean_Teth */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_YODH, /* Manichaean_Yodh */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_KAPH, /* Manichaean_Kaph */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_LAMEDH, /* Manichaean_Lamedh */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_DHAMEDH, /* Manichaean_Dhamedh */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_THAMEDH, /* Manichaean_Thamedh */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_MEM, /* Manichaean_Mem */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_NUN, /* Manichaean_Nun */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_SAMEKH, /* Manichaean_Aleph */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_AYIN, /* Manichaean_Ayin */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_PE, /* Manichaean_Pe */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_SADHE, /* Manichaean_Sadhe */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_QOPH, /* Manichaean_Qoph */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_RESH, /* Manichaean_Resh */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_TAW, /* Manichaean_Taw */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_ONE, /* Manichaean_One */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_FIVE, /* Manichaean_Five */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_TEN, /* Manichaean_Ten */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_TWENTY, /* Manichaean_Twenty */
|
||
|
|
UC_JOINING_GROUP_MANICHAEAN_HUNDRED, /* Manichaean_Hundred */
|
||
|
|
UC_JOINING_GROUP_AFRICAN_FEH, /* African_Feh */
|
||
|
|
UC_JOINING_GROUP_AFRICAN_QAF, /* African_Qaf */
|
||
|
|
UC_JOINING_GROUP_AFRICAN_NOON /* African_Noon */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Return the name of a joining group. */
|
||
|
|
extern const char *
|
||
|
|
uc_joining_group_name (int joining_group)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the joining group given by name, e.g. "Teh_Marbuta". */
|
||
|
|
extern int
|
||
|
|
uc_joining_group_byname (const char *joining_group_name)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Return the joining group of a Unicode character. */
|
||
|
|
extern int
|
||
|
|
uc_joining_group (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Common API for properties. */
|
||
|
|
|
||
|
|
/* Data type denoting a property. This is not just a number, but rather a
|
||
|
|
pointer to the test functions, so that programs that use only few of the
|
||
|
|
properties don't have a link-time dependency towards all the tables. */
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
bool (*test_fn) (ucs4_t uc);
|
||
|
|
}
|
||
|
|
uc_property_t;
|
||
|
|
|
||
|
|
/* Predefined properties. */
|
||
|
|
/* General. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_WHITE_SPACE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_ALPHABETIC;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_ALPHABETIC;
|
||
|
|
extern const uc_property_t UC_PROPERTY_NOT_A_CHARACTER;
|
||
|
|
extern const uc_property_t UC_PROPERTY_DEFAULT_IGNORABLE_CODE_POINT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_DEFAULT_IGNORABLE_CODE_POINT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_DEPRECATED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_LOGICAL_ORDER_EXCEPTION;
|
||
|
|
extern const uc_property_t UC_PROPERTY_VARIATION_SELECTOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PRIVATE_USE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_UNASSIGNED_CODE_VALUE;
|
||
|
|
/* Case. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_UPPERCASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_UPPERCASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_LOWERCASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_LOWERCASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_TITLECASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CASED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CASE_IGNORABLE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CHANGES_WHEN_LOWERCASED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CHANGES_WHEN_UPPERCASED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CHANGES_WHEN_TITLECASED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CHANGES_WHEN_CASEFOLDED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CHANGES_WHEN_CASEMAPPED;
|
||
|
|
extern const uc_property_t UC_PROPERTY_SOFT_DOTTED;
|
||
|
|
/* Identifiers. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_ID_START;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_ID_START;
|
||
|
|
extern const uc_property_t UC_PROPERTY_ID_CONTINUE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_ID_CONTINUE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_XID_START;
|
||
|
|
extern const uc_property_t UC_PROPERTY_XID_CONTINUE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PATTERN_WHITE_SPACE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PATTERN_SYNTAX;
|
||
|
|
/* Shaping and rendering. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_JOIN_CONTROL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_GRAPHEME_BASE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_GRAPHEME_EXTEND;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_GRAPHEME_EXTEND;
|
||
|
|
extern const uc_property_t UC_PROPERTY_GRAPHEME_LINK;
|
||
|
|
/* Bidi. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_CONTROL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_LEFT_TO_RIGHT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_HEBREW_RIGHT_TO_LEFT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_ARABIC_RIGHT_TO_LEFT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_EUROPEAN_DIGIT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_EUR_NUM_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_EUR_NUM_TERMINATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_ARABIC_DIGIT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_COMMON_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_BLOCK_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_SEGMENT_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_WHITESPACE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_NON_SPACING_MARK;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_BOUNDARY_NEUTRAL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_PDF;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_EMBEDDING_OR_OVERRIDE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_BIDI_OTHER_NEUTRAL;
|
||
|
|
/* Numeric. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_HEX_DIGIT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_ASCII_HEX_DIGIT;
|
||
|
|
/* CJK. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_IDEOGRAPHIC;
|
||
|
|
extern const uc_property_t UC_PROPERTY_UNIFIED_IDEOGRAPH;
|
||
|
|
extern const uc_property_t UC_PROPERTY_RADICAL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_IDS_BINARY_OPERATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_IDS_TRINARY_OPERATOR;
|
||
|
|
/* Misc. */
|
||
|
|
extern const uc_property_t UC_PROPERTY_ZERO_WIDTH;
|
||
|
|
extern const uc_property_t UC_PROPERTY_SPACE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_NON_BREAK;
|
||
|
|
extern const uc_property_t UC_PROPERTY_ISO_CONTROL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_FORMAT_CONTROL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_DASH;
|
||
|
|
extern const uc_property_t UC_PROPERTY_HYPHEN;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PUNCTUATION;
|
||
|
|
extern const uc_property_t UC_PROPERTY_LINE_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PARAGRAPH_SEPARATOR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_QUOTATION_MARK;
|
||
|
|
extern const uc_property_t UC_PROPERTY_SENTENCE_TERMINAL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_TERMINAL_PUNCTUATION;
|
||
|
|
extern const uc_property_t UC_PROPERTY_CURRENCY_SYMBOL;
|
||
|
|
extern const uc_property_t UC_PROPERTY_MATH;
|
||
|
|
extern const uc_property_t UC_PROPERTY_OTHER_MATH;
|
||
|
|
extern const uc_property_t UC_PROPERTY_PAIRED_PUNCTUATION;
|
||
|
|
extern const uc_property_t UC_PROPERTY_LEFT_OF_PAIR;
|
||
|
|
extern const uc_property_t UC_PROPERTY_COMBINING;
|
||
|
|
extern const uc_property_t UC_PROPERTY_COMPOSITE;
|
||
|
|
extern const uc_property_t UC_PROPERTY_DECIMAL_DIGIT;
|
||
|
|
extern const uc_property_t UC_PROPERTY_NUMERIC;
|
||
|
|
extern const uc_property_t UC_PROPERTY_DIACRITIC;
|
||
|
|
extern const uc_property_t UC_PROPERTY_EXTENDER;
|
||
|
|
extern const uc_property_t UC_PROPERTY_IGNORABLE_CONTROL;
|
||
|
|
|
||
|
|
/* Return the property given by name, e.g. "White space". */
|
||
|
|
extern uc_property_t
|
||
|
|
uc_property_byname (const char *property_name);
|
||
|
|
|
||
|
|
/* Test whether a property is valid. */
|
||
|
|
#define uc_property_is_valid(property) ((property).test_fn != NULL)
|
||
|
|
|
||
|
|
/* Test whether a Unicode character has a given property. */
|
||
|
|
extern bool
|
||
|
|
uc_is_property (ucs4_t uc, uc_property_t property);
|
||
|
|
extern bool uc_is_property_white_space (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_alphabetic (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_alphabetic (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_not_a_character (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_default_ignorable_code_point (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_default_ignorable_code_point (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_deprecated (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_logical_order_exception (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_variation_selector (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_private_use (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_unassigned_code_value (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_uppercase (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_uppercase (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_lowercase (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_lowercase (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_titlecase (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_cased (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_case_ignorable (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_changes_when_lowercased (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_changes_when_uppercased (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_changes_when_titlecased (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_changes_when_casefolded (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_changes_when_casemapped (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_soft_dotted (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_id_start (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_id_start (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_id_continue (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_id_continue (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_xid_start (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_xid_continue (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_pattern_white_space (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_pattern_syntax (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_join_control (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_grapheme_base (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_grapheme_extend (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_grapheme_extend (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_grapheme_link (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_control (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_left_to_right (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_hebrew_right_to_left (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_arabic_right_to_left (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_european_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_eur_num_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_eur_num_terminator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_arabic_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_common_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_block_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_segment_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_whitespace (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_non_spacing_mark (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_boundary_neutral (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_pdf (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_embedding_or_override (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_bidi_other_neutral (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_hex_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_ascii_hex_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_ideographic (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_unified_ideograph (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_radical (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_ids_binary_operator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_ids_trinary_operator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_zero_width (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_space (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_non_break (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_iso_control (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_format_control (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_dash (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_hyphen (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_punctuation (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_line_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_paragraph_separator (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_quotation_mark (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_sentence_terminal (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_terminal_punctuation (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_currency_symbol (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_math (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_other_math (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_paired_punctuation (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_left_of_pair (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_combining (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_composite (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_decimal_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_numeric (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_diacritic (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_extender (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
extern bool uc_is_property_ignorable_control (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Subdivision of the Unicode characters into scripts. */
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned int code : 21;
|
||
|
|
unsigned int start : 1;
|
||
|
|
unsigned int end : 1;
|
||
|
|
}
|
||
|
|
uc_interval_t;
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned int nintervals;
|
||
|
|
const uc_interval_t *intervals;
|
||
|
|
const char *name;
|
||
|
|
}
|
||
|
|
uc_script_t;
|
||
|
|
|
||
|
|
/* Return the script of a Unicode character. */
|
||
|
|
extern const uc_script_t *
|
||
|
|
uc_script (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the script given by name, e.g. "HAN". */
|
||
|
|
extern const uc_script_t *
|
||
|
|
uc_script_byname (const char *script_name)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Test whether a Unicode character belongs to a given script. */
|
||
|
|
extern bool
|
||
|
|
uc_is_script (ucs4_t uc, const uc_script_t *script)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Get the list of all scripts. */
|
||
|
|
extern void
|
||
|
|
uc_all_scripts (const uc_script_t **scripts, size_t *count);
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Subdivision of the Unicode character range into blocks. */
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
ucs4_t start;
|
||
|
|
ucs4_t end;
|
||
|
|
const char *name;
|
||
|
|
}
|
||
|
|
uc_block_t;
|
||
|
|
|
||
|
|
/* Return the block a character belongs to. */
|
||
|
|
extern const uc_block_t *
|
||
|
|
uc_block (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test whether a Unicode character belongs to a given block. */
|
||
|
|
extern bool
|
||
|
|
uc_is_block (ucs4_t uc, const uc_block_t *block)
|
||
|
|
_UC_ATTRIBUTE_PURE;
|
||
|
|
|
||
|
|
/* Get the list of all blocks. */
|
||
|
|
extern void
|
||
|
|
uc_all_blocks (const uc_block_t **blocks, size_t *count);
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Properties taken from language standards. */
|
||
|
|
|
||
|
|
/* Test whether a Unicode character is considered whitespace in ISO C 99. */
|
||
|
|
extern bool
|
||
|
|
uc_is_c_whitespace (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test whether a Unicode character is considered whitespace in Java. */
|
||
|
|
extern bool
|
||
|
|
uc_is_java_whitespace (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
UC_IDENTIFIER_START, /* valid as first or subsequent character */
|
||
|
|
UC_IDENTIFIER_VALID, /* valid as subsequent character only */
|
||
|
|
UC_IDENTIFIER_INVALID, /* not valid */
|
||
|
|
UC_IDENTIFIER_IGNORABLE /* ignorable (Java only) */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Return the categorization of a Unicode character w.r.t. the ISO C 99
|
||
|
|
identifier syntax. */
|
||
|
|
extern int
|
||
|
|
uc_c_ident_category (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Return the categorization of a Unicode character w.r.t. the Java
|
||
|
|
identifier syntax. */
|
||
|
|
extern int
|
||
|
|
uc_java_ident_category (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
/* Like ISO C <ctype.h> and <wctype.h>. These functions are deprecated,
|
||
|
|
because this set of functions was designed with ASCII in mind and cannot
|
||
|
|
reflect the more diverse reality of the Unicode character set. But they
|
||
|
|
can be a quick-and-dirty porting aid when migrating from wchar_t APIs
|
||
|
|
to Unicode strings. */
|
||
|
|
|
||
|
|
/* Test for any character for which 'uc_is_alpha' or 'uc_is_digit' is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_alnum (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character for which 'uc_is_upper' or 'uc_is_lower' is true,
|
||
|
|
or any character that is one of a locale-specific set of characters for
|
||
|
|
which none of 'uc_is_cntrl', 'uc_is_digit', 'uc_is_punct', or 'uc_is_space'
|
||
|
|
is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_alpha (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any control character. */
|
||
|
|
extern bool
|
||
|
|
uc_is_cntrl (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character that corresponds to a decimal-digit character. */
|
||
|
|
extern bool
|
||
|
|
uc_is_digit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character for which 'uc_is_print' is true and 'uc_is_space'
|
||
|
|
is false. */
|
||
|
|
extern bool
|
||
|
|
uc_is_graph (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character that corresponds to a lowercase letter or is one
|
||
|
|
of a locale-specific set of characters for which none of 'uc_is_cntrl',
|
||
|
|
'uc_is_digit', 'uc_is_punct', or 'uc_is_space' is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_lower (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any printing character. */
|
||
|
|
extern bool
|
||
|
|
uc_is_print (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any printing character that is one of a locale-specific set of
|
||
|
|
characters for which neither 'uc_is_space' nor 'uc_is_alnum' is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_punct (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character that corresponds to a locale-specific set of
|
||
|
|
characters for which none of 'uc_is_alnum', 'uc_is_graph', or 'uc_is_punct'
|
||
|
|
is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_space (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character that corresponds to an uppercase letter or is one
|
||
|
|
of a locale-specific set of character for which none of 'uc_is_cntrl',
|
||
|
|
'uc_is_digit', 'uc_is_punct', or 'uc_is_space' is true. */
|
||
|
|
extern bool
|
||
|
|
uc_is_upper (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* Test for any character that corresponds to a hexadecimal-digit
|
||
|
|
character. */
|
||
|
|
extern bool
|
||
|
|
uc_is_xdigit (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* GNU extension. */
|
||
|
|
/* Test for any character that corresponds to a standard blank character or
|
||
|
|
a locale-specific set of characters for which 'uc_is_alnum' is false. */
|
||
|
|
extern bool
|
||
|
|
uc_is_blank (ucs4_t uc)
|
||
|
|
_UC_ATTRIBUTE_CONST;
|
||
|
|
|
||
|
|
/* ========================================================================= */
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* _UNICTYPE_H */
|