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authorLorry Tar Creator <lorry-tar-importer@lorry>2015-12-28 00:06:36 +0000
committerLorry Tar Creator <lorry-tar-importer@lorry>2015-12-28 00:06:36 +0000
commit6eb5949dd99d174393465069c2fd0bab32deddcc (patch)
treed104f72ac2dcb0f592b1c8e06a5af6790bd4080c /gettext-tools/libgettextpo/unictype.in.h
parent482840e61f86ca321838a91e902c41d40c098bbb (diff)
downloadgettext-tarball-6eb5949dd99d174393465069c2fd0bab32deddcc.tar.gz
gettext-0.19.7gettext-0.19.7
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+/* Unicode character classification and properties.
+ Copyright (C) 2002, 2005-2015 Free Software Foundation, Inc.
+
+ 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 <http://www.gnu.org/licenses/>. */
+
+#ifndef _UNICTYPE_H
+#define _UNICTYPE_H
+
+#include "unitypes.h"
+
+/* Get bool. */
+#include <stdbool.h>
+
+/* Get size_t. */
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ========================================================================= */
+
+/* Field 1 of Unicode Character Database: Character name.
+ See "uniname.h". */
+
+/* ========================================================================= */
+
+/* Field 2 of Unicode Character Database: General category. */
+
+/* Data type denoting a General category value. This is not just a bitmask,
+ but rather a bitmask and a pointer to the lookup table, so that programs
+ that use only the predefined bitmasks (i.e. don't combine bitmasks with &
+ and |) don't have a link-time dependency towards the big general table. */
+typedef struct
+{
+ uint32_t bitmask : 31;
+ /*bool*/ unsigned int generic : 1;
+ union
+ {
+ const void *table; /* when generic is 0 */
+ bool (*lookup_fn) (ucs4_t uc, uint32_t bitmask); /* when generic is 1 */
+ } lookup;
+}
+uc_general_category_t;
+
+/* Bits and bit masks denoting General category values. UnicodeData-3.2.0.html
+ says a 32-bit integer will always suffice to represent them.
+ These bit masks can only be used with the uc_is_general_category_withtable
+ function. */
+enum
+{
+ UC_CATEGORY_MASK_L = 0x0000001f,
+ UC_CATEGORY_MASK_LC = 0x00000007,
+ UC_CATEGORY_MASK_Lu = 0x00000001,
+ UC_CATEGORY_MASK_Ll = 0x00000002,
+ UC_CATEGORY_MASK_Lt = 0x00000004,
+ UC_CATEGORY_MASK_Lm = 0x00000008,
+ UC_CATEGORY_MASK_Lo = 0x00000010,
+ UC_CATEGORY_MASK_M = 0x000000e0,
+ UC_CATEGORY_MASK_Mn = 0x00000020,
+ UC_CATEGORY_MASK_Mc = 0x00000040,
+ UC_CATEGORY_MASK_Me = 0x00000080,
+ UC_CATEGORY_MASK_N = 0x00000700,
+ UC_CATEGORY_MASK_Nd = 0x00000100,
+ UC_CATEGORY_MASK_Nl = 0x00000200,
+ UC_CATEGORY_MASK_No = 0x00000400,
+ UC_CATEGORY_MASK_P = 0x0003f800,
+ UC_CATEGORY_MASK_Pc = 0x00000800,
+ UC_CATEGORY_MASK_Pd = 0x00001000,
+ UC_CATEGORY_MASK_Ps = 0x00002000,
+ UC_CATEGORY_MASK_Pe = 0x00004000,
+ UC_CATEGORY_MASK_Pi = 0x00008000,
+ UC_CATEGORY_MASK_Pf = 0x00010000,
+ UC_CATEGORY_MASK_Po = 0x00020000,
+ UC_CATEGORY_MASK_S = 0x003c0000,
+ UC_CATEGORY_MASK_Sm = 0x00040000,
+ UC_CATEGORY_MASK_Sc = 0x00080000,
+ UC_CATEGORY_MASK_Sk = 0x00100000,
+ UC_CATEGORY_MASK_So = 0x00200000,
+ UC_CATEGORY_MASK_Z = 0x01c00000,
+ UC_CATEGORY_MASK_Zs = 0x00400000,
+ UC_CATEGORY_MASK_Zl = 0x00800000,
+ UC_CATEGORY_MASK_Zp = 0x01000000,
+ UC_CATEGORY_MASK_C = 0x3e000000,
+ UC_CATEGORY_MASK_Cc = 0x02000000,
+ UC_CATEGORY_MASK_Cf = 0x04000000,
+ UC_CATEGORY_MASK_Cs = 0x08000000,
+ UC_CATEGORY_MASK_Co = 0x10000000,
+ UC_CATEGORY_MASK_Cn = 0x20000000
+};
+
+/* Predefined General category values. */
+extern const uc_general_category_t UC_CATEGORY_L;
+extern const uc_general_category_t UC_CATEGORY_LC;
+extern const uc_general_category_t UC_CATEGORY_Lu;
+extern const uc_general_category_t UC_CATEGORY_Ll;
+extern const uc_general_category_t UC_CATEGORY_Lt;
+extern const uc_general_category_t UC_CATEGORY_Lm;
+extern const uc_general_category_t UC_CATEGORY_Lo;
+extern const uc_general_category_t UC_CATEGORY_M;
+extern const uc_general_category_t UC_CATEGORY_Mn;
+extern const uc_general_category_t UC_CATEGORY_Mc;
+extern const uc_general_category_t UC_CATEGORY_Me;
+extern const uc_general_category_t UC_CATEGORY_N;
+extern const uc_general_category_t UC_CATEGORY_Nd;
+extern const uc_general_category_t UC_CATEGORY_Nl;
+extern const uc_general_category_t UC_CATEGORY_No;
+extern const uc_general_category_t UC_CATEGORY_P;
+extern const uc_general_category_t UC_CATEGORY_Pc;
+extern const uc_general_category_t UC_CATEGORY_Pd;
+extern const uc_general_category_t UC_CATEGORY_Ps;
+extern const uc_general_category_t UC_CATEGORY_Pe;
+extern const uc_general_category_t UC_CATEGORY_Pi;
+extern const uc_general_category_t UC_CATEGORY_Pf;
+extern const uc_general_category_t UC_CATEGORY_Po;
+extern const uc_general_category_t UC_CATEGORY_S;
+extern const uc_general_category_t UC_CATEGORY_Sm;
+extern const uc_general_category_t UC_CATEGORY_Sc;
+extern const uc_general_category_t UC_CATEGORY_Sk;
+extern const uc_general_category_t UC_CATEGORY_So;
+extern const uc_general_category_t UC_CATEGORY_Z;
+extern const uc_general_category_t UC_CATEGORY_Zs;
+extern const uc_general_category_t UC_CATEGORY_Zl;
+extern const uc_general_category_t UC_CATEGORY_Zp;
+extern const uc_general_category_t UC_CATEGORY_C;
+extern const uc_general_category_t UC_CATEGORY_Cc;
+extern const uc_general_category_t UC_CATEGORY_Cf;
+extern const uc_general_category_t UC_CATEGORY_Cs;
+extern const uc_general_category_t UC_CATEGORY_Co;
+extern const uc_general_category_t UC_CATEGORY_Cn;
+/* Non-public. */
+extern const uc_general_category_t _UC_CATEGORY_NONE;
+
+/* Alias names for predefined General category values. */
+#define UC_LETTER UC_CATEGORY_L
+#define UC_CASED_LETTER UC_CATEGORY_LC
+#define UC_UPPERCASE_LETTER UC_CATEGORY_Lu
+#define UC_LOWERCASE_LETTER UC_CATEGORY_Ll
+#define UC_TITLECASE_LETTER UC_CATEGORY_Lt
+#define UC_MODIFIER_LETTER UC_CATEGORY_Lm
+#define UC_OTHER_LETTER UC_CATEGORY_Lo
+#define UC_MARK UC_CATEGORY_M
+#define UC_NON_SPACING_MARK UC_CATEGORY_Mn
+#define UC_COMBINING_SPACING_MARK UC_CATEGORY_Mc
+#define UC_ENCLOSING_MARK UC_CATEGORY_Me
+#define UC_NUMBER UC_CATEGORY_N
+#define UC_DECIMAL_DIGIT_NUMBER UC_CATEGORY_Nd
+#define UC_LETTER_NUMBER UC_CATEGORY_Nl
+#define UC_OTHER_NUMBER UC_CATEGORY_No
+#define UC_PUNCTUATION UC_CATEGORY_P
+#define UC_CONNECTOR_PUNCTUATION UC_CATEGORY_Pc
+#define UC_DASH_PUNCTUATION UC_CATEGORY_Pd
+#define UC_OPEN_PUNCTUATION UC_CATEGORY_Ps /* a.k.a. UC_START_PUNCTUATION */
+#define UC_CLOSE_PUNCTUATION UC_CATEGORY_Pe /* a.k.a. UC_END_PUNCTUATION */
+#define UC_INITIAL_QUOTE_PUNCTUATION UC_CATEGORY_Pi
+#define UC_FINAL_QUOTE_PUNCTUATION UC_CATEGORY_Pf
+#define UC_OTHER_PUNCTUATION UC_CATEGORY_Po
+#define UC_SYMBOL UC_CATEGORY_S
+#define UC_MATH_SYMBOL UC_CATEGORY_Sm
+#define UC_CURRENCY_SYMBOL UC_CATEGORY_Sc
+#define UC_MODIFIER_SYMBOL UC_CATEGORY_Sk
+#define UC_OTHER_SYMBOL UC_CATEGORY_So
+#define UC_SEPARATOR UC_CATEGORY_Z
+#define UC_SPACE_SEPARATOR UC_CATEGORY_Zs
+#define UC_LINE_SEPARATOR UC_CATEGORY_Zl
+#define UC_PARAGRAPH_SEPARATOR UC_CATEGORY_Zp
+#define UC_OTHER UC_CATEGORY_C
+#define UC_CONTROL UC_CATEGORY_Cc
+#define UC_FORMAT UC_CATEGORY_Cf
+#define UC_SURROGATE UC_CATEGORY_Cs /* all of them are invalid characters */
+#define UC_PRIVATE_USE UC_CATEGORY_Co
+#define UC_UNASSIGNED UC_CATEGORY_Cn /* some of them are invalid characters */
+
+/* Return the union of two general categories.
+ This corresponds to the unions of the two sets of characters. */
+extern uc_general_category_t
+ uc_general_category_or (uc_general_category_t category1,
+ uc_general_category_t category2);
+
+/* Return the intersection of two general categories as bit masks.
+ This *does*not* correspond to the intersection of the two sets of
+ characters. */
+extern uc_general_category_t
+ uc_general_category_and (uc_general_category_t category1,
+ uc_general_category_t category2);
+
+/* Return the intersection of a general category with the complement of a
+ second general category, as bit masks.
+ This *does*not* correspond to the intersection with complement, when
+ viewing the categories as sets of characters. */
+extern uc_general_category_t
+ uc_general_category_and_not (uc_general_category_t category1,
+ uc_general_category_t category2);
+
+/* Return the name of a general category. */
+extern const char *
+ uc_general_category_name (uc_general_category_t category)
+ _UC_ATTRIBUTE_PURE;
+
+/* Return the long name of a general category. */
+extern const char *
+ uc_general_category_long_name (uc_general_category_t category)
+ _UC_ATTRIBUTE_PURE;
+
+/* Return the general category given by name, e.g. "Lu", or by long name,
+ e.g. "Uppercase Letter". */
+extern uc_general_category_t
+ uc_general_category_byname (const char *category_name)
+ _UC_ATTRIBUTE_PURE;
+
+/* Return the general category of a Unicode character. */
+extern uc_general_category_t
+ uc_general_category (ucs4_t uc)
+ _UC_ATTRIBUTE_PURE;
+
+/* Test whether a Unicode character belongs to a given category.
+ The CATEGORY argument can be the combination of several predefined
+ general categories. */
+extern bool
+ uc_is_general_category (ucs4_t uc, uc_general_category_t category)
+ _UC_ATTRIBUTE_PURE;
+/* Likewise. This function uses a big table comprising all categories. */
+extern bool
+ uc_is_general_category_withtable (ucs4_t uc, uint32_t bitmask)
+ _UC_ATTRIBUTE_CONST;
+
+/* ========================================================================= */
+
+/* Field 3 of Unicode Character Database: Canonical combining class. */
+
+/* The possible results of uc_combining_class (0..255) are described in
+ UCD.html. The list here is not definitive; more values can be added
+ in future versions. */
+enum
+{
+ UC_CCC_NR = 0, /* Not Reordered */
+ UC_CCC_OV = 1, /* Overlay */
+ UC_CCC_NK = 7, /* Nukta */
+ UC_CCC_KV = 8, /* Kana Voicing */
+ UC_CCC_VR = 9, /* Virama */
+ UC_CCC_ATBL = 200, /* Attached Below Left */
+ UC_CCC_ATB = 202, /* Attached Below */
+ UC_CCC_ATA = 214, /* Attached Above */
+ UC_CCC_ATAR = 216, /* Attached Above Right */
+ UC_CCC_BL = 218, /* Below Left */
+ UC_CCC_B = 220, /* Below */
+ UC_CCC_BR = 222, /* Below Right */
+ UC_CCC_L = 224, /* Left */
+ UC_CCC_R = 226, /* Right */
+ UC_CCC_AL = 228, /* Above Left */
+ UC_CCC_A = 230, /* Above */
+ UC_CCC_AR = 232, /* Above Right */
+ UC_CCC_DB = 233, /* Double Below */
+ UC_CCC_DA = 234, /* Double Above */
+ UC_CCC_IS = 240 /* Iota Subscript */
+};
+
+/* Return the canonical combining class of a Unicode character. */
+extern int
+ uc_combining_class (ucs4_t uc)
+ _UC_ATTRIBUTE_CONST;
+
+/* Return the name of a canonical combining class. */
+extern const char *
+ uc_combining_class_name (int ccc)
+ _UC_ATTRIBUTE_CONST;
+
+/* Return the long name of a canonical combining class. */
+extern const char *
+ uc_combining_class_long_name (int ccc)
+ _UC_ATTRIBUTE_CONST;
+
+/* Return the canonical combining class given by name, e.g. "BL", or by long
+ name, e.g. "Below Left". */
+extern int
+ uc_combining_class_byname (const char *ccc_name)
+ _UC_ATTRIBUTE_PURE;
+
+/* ========================================================================= */
+
+/* Field 4 of Unicode Character Database: Bidi class.
+ Before Unicode 4.0, this field was called "Bidirectional category". */
+
+enum
+{
+ UC_BIDI_L, /* Left-to-Right */
+ UC_BIDI_LRE, /* Left-to-Right Embedding */
+ UC_BIDI_LRO, /* Left-to-Right Override */
+ UC_BIDI_R, /* Right-to-Left */
+ UC_BIDI_AL, /* Right-to-Left Arabic */
+ UC_BIDI_RLE, /* Right-to-Left Embedding */
+ UC_BIDI_RLO, /* Right-to-Left Override */
+ UC_BIDI_PDF, /* Pop Directional Format */
+ UC_BIDI_EN, /* European Number */
+ UC_BIDI_ES, /* European Number Separator */
+ UC_BIDI_ET, /* European Number Terminator */
+ UC_BIDI_AN, /* Arabic Number */
+ UC_BIDI_CS, /* Common Number Separator */
+ UC_BIDI_NSM, /* Non-Spacing Mark */
+ UC_BIDI_BN, /* Boundary Neutral */
+ UC_BIDI_B, /* Paragraph Separator */
+ 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 */
+};
+
+/* 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 */