/* Unicode character classification and properties.
- Copyright (C) 2002, 2005-2010 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2005-2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
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,
/* 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;
/* 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
extern const char *
uc_general_category_name (uc_general_category_t category);
-/* Return the general category given by name, e.g. "Lu". */
+/* Return the long name of a general category. */
+extern const char *
+ uc_general_category_long_name (uc_general_category_t category);
+
+/* 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_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 */
extern int
uc_combining_class (ucs4_t uc);
+/* Return the name of a canonical combining class. */
+extern const char *
+ uc_combining_class_name (int ccc);
+
+/* Return the long name of a canonical combining class. */
+extern const char *
+ uc_combining_class_long_name (int ccc);
+
/* ========================================================================= */
-/* Field 4 of Unicode Character Database: Bidirectional category. */
+/* Field 4 of Unicode Character Database: Bidi class.
+ Before Unicode 4.0, this field was called "Bidirectional category". */
enum
{
UC_BIDI_ON /* Other Neutral */
};
-/* Return the name of a bidirectional category. */
+/* Return the name of a bidi class. */
+extern const char *
+ uc_bidi_class_name (int bidi_class);
+/* Same; obsolete function name. */
extern const char *
uc_bidi_category_name (int category);
-/* Return the bidirectional category given by name, e.g. "LRE". */
+/* Return the bidi class given by name, e.g. "LRE". */
+extern int
+ uc_bidi_class_byname (const char *bidi_class_name);
+/* Same; obsolete function name. */
extern int
uc_bidi_category_byname (const char *category_name);
-/* Return the bidirectional category of a Unicode character. */
+/* Return the bidi class of a Unicode character. */
+extern int
+ uc_bidi_class (ucs4_t uc);
+/* Same; obsolete function name. */
extern int
uc_bidi_category (ucs4_t uc);
-/* Test whether a Unicode character belongs to a given bidirectional
- category. */
+/* Test whether a Unicode character belongs to a given bidi class. */
+extern bool
+ uc_is_bidi_class (ucs4_t uc, int bidi_class);
+/* Same; obsolete function name. */
extern bool
uc_is_bidi_category (ucs4_t uc, int category);
/* ========================================================================= */
+/* 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);
+
+/* Return the joining type given by name, e.g. "D". */
+extern int
+ uc_joining_type_byname (const char *joining_type_name);
+
+/* Return the joining type of a Unicode character. */
+extern int
+ uc_joining_type (ucs4_t uc);
+
+/* ========================================================================= */
+
+/* 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 */
+};
+
+/* Return the name of a joining group. */
+extern const char *
+ uc_joining_group_name (int joining_group);
+
+/* Return the joining group given by name, e.g. "Teh_Marbuta". */
+extern int
+ uc_joining_group_byname (const char *joining_group_name);
+
+/* Return the joining group of a Unicode character. */
+extern int
+ uc_joining_group (ucs4_t uc);
+
+/* ========================================================================= */
+
/* Common API for properties. */
/* Data type denoting a property. This is not just a number, but rather a
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 bool uc_is_property_lowercase (ucs4_t uc);
extern bool uc_is_property_other_lowercase (ucs4_t uc);
extern bool uc_is_property_titlecase (ucs4_t uc);
+extern bool uc_is_property_cased (ucs4_t uc);
+extern bool uc_is_property_case_ignorable (ucs4_t uc);
+extern bool uc_is_property_changes_when_lowercased (ucs4_t uc);
+extern bool uc_is_property_changes_when_uppercased (ucs4_t uc);
+extern bool uc_is_property_changes_when_titlecased (ucs4_t uc);
+extern bool uc_is_property_changes_when_casefolded (ucs4_t uc);
+extern bool uc_is_property_changes_when_casemapped (ucs4_t uc);
extern bool uc_is_property_soft_dotted (ucs4_t uc);
extern bool uc_is_property_id_start (ucs4_t uc);
extern bool uc_is_property_other_id_start (ucs4_t uc);
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