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[unicode] Upgrading to JuliaLang's utf8proc (Unicode 7, maintained)

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This commit is contained in:
Al
2015-03-17 12:20:08 -04:00
parent 621b25c964
commit f787851754
3 changed files with 13170 additions and 10233 deletions
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124
src/utf8proc/utf8proc.h
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@@ -25,7 +25,7 @@
* File name: utf8proc.h
*
* Description:
* Header files for libutf8proc, which is a mapping tool for UTF-8 strings
* Header files for utf8proc, which is a mapping tool for UTF-8 strings
* with following features:
* - decomposing and composing of strings
* - replacing compatibility characters with their equivalents
@@ -44,7 +44,7 @@
* - rejection of illegal UTF-8 data
* (i.e. UTF-8 encoded UTF-16 surrogates)
* - support for korean hangul characters
* Unicode Version 5.0.0 is supported.
* Unicode Version 7.0.0 is supported.
*/
@@ -60,19 +60,33 @@ typedef unsigned char uint8_t;
typedef short int16_t;
typedef unsigned short uint16_t;
typedef int int32_t;
#ifdef _WIN64
#define ssize_t __int64
#else
#define ssize_t int
#endif
# ifdef _WIN64
# define ssize_t __int64
# else
# define ssize_t int
# endif
# ifndef __cplusplus
typedef unsigned char bool;
enum {false, true};
# endif
#else
#include <stdbool.h>
#include <inttypes.h>
# include <stdbool.h>
# include <inttypes.h>
#endif
#include <limits.h>
#ifdef _WIN32
# ifdef UTF8PROC_EXPORTS
# define DLLEXPORT __declspec(dllexport)
# else
# define DLLEXPORT __declspec(dllimport)
# endif
#elif __GNUC__ >= 4
# define DLLEXPORT __attribute__ ((visibility("default")))
#else
# define DLLEXPORT
#endif
#ifdef __cplusplus
extern "C" {
#endif
@@ -100,7 +114,7 @@ extern "C" {
* Flags being regarded by several functions in the library:
* NULLTERM: The given UTF-8 input is NULL terminated.
* STABLE: Unicode Versioning Stability has to be respected.
* COMPAT: Compatiblity decomposition
* COMPAT: Compatibility decomposition
* (i.e. formatting information is lost)
* COMPOSE: Return a result with composed characters.
* DECOMPOSE: Return a result with decomposed characters.
@@ -126,7 +140,7 @@ extern "C" {
* is representing a single grapheme cluster (see UAX#29).
* LUMP: Lumps certain characters together
* (e.g. HYPHEN U+2010 and MINUS U+2212 to ASCII "-").
* (See lump.txt for details.)
* (See lump.md for details.)
* If NLF2LF is set, this includes a transformation of
* paragraph and line separators to ASCII line-feed (LF).
* STRIPMARK: Strips all character markings
@@ -156,19 +170,21 @@ typedef struct utf8proc_property_struct {
utf8proc_propval_t bidi_class;
utf8proc_propval_t decomp_type;
const int32_t *decomp_mapping;
unsigned bidi_mirrored:1;
const int32_t *casefold_mapping;
int32_t uppercase_mapping;
int32_t lowercase_mapping;
int32_t titlecase_mapping;
int32_t comb1st_index;
int32_t comb2nd_index;
unsigned bidi_mirrored:1;
unsigned comp_exclusion:1;
unsigned ignorable:1;
unsigned control_boundary:1;
unsigned extend:1;
const int32_t *casefold_mapping;
unsigned boundclass:4;
unsigned charwidth:2;
} utf8proc_property_t;
#define UTF8PROC_CATEGORY_CN 0
#define UTF8PROC_CATEGORY_LU 1
#define UTF8PROC_CATEGORY_LL 2
#define UTF8PROC_CATEGORY_LT 3
@@ -198,7 +214,6 @@ typedef struct utf8proc_property_struct {
#define UTF8PROC_CATEGORY_CF 27
#define UTF8PROC_CATEGORY_CS 28
#define UTF8PROC_CATEGORY_CO 29
#define UTF8PROC_CATEGORY_CN 30
#define UTF8PROC_BIDI_CLASS_L 1
#define UTF8PROC_BIDI_CLASS_LRE 2
#define UTF8PROC_BIDI_CLASS_LRO 3
@@ -218,6 +233,10 @@ typedef struct utf8proc_property_struct {
#define UTF8PROC_BIDI_CLASS_S 17
#define UTF8PROC_BIDI_CLASS_WS 18
#define UTF8PROC_BIDI_CLASS_ON 19
#define UTF8PROC_BIDI_CLASS_LRI 20 /* new in Unicode 6.3 */
#define UTF8PROC_BIDI_CLASS_RLI 21 /* new in Unicode 6.3 */
#define UTF8PROC_BIDI_CLASS_FSI 22 /* new in Unicode 6.3 */
#define UTF8PROC_BIDI_CLASS_PDI 23 /* new in Unicode 6.3 */
#define UTF8PROC_DECOMP_TYPE_FONT 1
#define UTF8PROC_DECOMP_TYPE_NOBREAK 2
#define UTF8PROC_DECOMP_TYPE_INITIAL 3
@@ -235,16 +254,31 @@ typedef struct utf8proc_property_struct {
#define UTF8PROC_DECOMP_TYPE_FRACTION 15
#define UTF8PROC_DECOMP_TYPE_COMPAT 16
extern const int8_t utf8proc_utf8class[256];
/* values for boundclass property: */
#define UTF8PROC_BOUNDCLASS_START 0
#define UTF8PROC_BOUNDCLASS_OTHER 1
#define UTF8PROC_BOUNDCLASS_CR 2
#define UTF8PROC_BOUNDCLASS_LF 3
#define UTF8PROC_BOUNDCLASS_CONTROL 4
#define UTF8PROC_BOUNDCLASS_EXTEND 5
#define UTF8PROC_BOUNDCLASS_L 6
#define UTF8PROC_BOUNDCLASS_V 7
#define UTF8PROC_BOUNDCLASS_T 8
#define UTF8PROC_BOUNDCLASS_LV 9
#define UTF8PROC_BOUNDCLASS_LVT 10
#define UTF8PROC_BOUNDCLASS_REGIONAL_INDICATOR 11
#define UTF8PROC_BOUNDCLASS_SPACINGMARK 12
const char *utf8proc_version(void);
DLLEXPORT extern const int8_t utf8proc_utf8class[256];
const char *utf8proc_errmsg(ssize_t errcode);
DLLEXPORT const char *utf8proc_version(void);
DLLEXPORT const char *utf8proc_errmsg(ssize_t errcode);
/*
* Returns a static error string for the given error code.
*/
ssize_t utf8proc_iterate(const uint8_t *str, ssize_t strlen, int32_t *dst);
DLLEXPORT ssize_t utf8proc_iterate(const uint8_t *str, ssize_t strlen, int32_t *dst);
/*
* Reads a single char from the UTF-8 sequence being pointed to by 'str'.
* The maximum number of bytes read is 'strlen', unless 'strlen' is
@@ -255,12 +289,12 @@ ssize_t utf8proc_iterate(const uint8_t *str, ssize_t strlen, int32_t *dst);
* negative error code is returned.
*/
bool utf8proc_codepoint_valid(int32_t uc);
DLLEXPORT bool utf8proc_codepoint_valid(int32_t uc);
/*
* Returns 1, if the given unicode code-point is valid, otherwise 0.
*/
ssize_t utf8proc_encode_char(int32_t uc, uint8_t *dst);
DLLEXPORT ssize_t utf8proc_encode_char(int32_t uc, uint8_t *dst);
/*
* Encodes the unicode char with the code point 'uc' as an UTF-8 string in
* the byte array being pointed to by 'dst'. This array has to be at least
@@ -270,17 +304,15 @@ ssize_t utf8proc_encode_char(int32_t uc, uint8_t *dst);
* This function does not check if 'uc' is a valid unicode code point.
*/
const utf8proc_property_t *utf8proc_get_property(int32_t uc);
DLLEXPORT const utf8proc_property_t *utf8proc_get_property(int32_t uc);
/*
* Returns a pointer to a (constant) struct containing information about
* the unicode char with the given code point 'uc'.
* If the character is not existent a pointer to a special struct is
* returned, where 'category' is a NULL pointer.
* WARNING: The parameter 'uc' has to be in the range of 0x0000 to
* 0x10FFFF, otherwise the program might crash!
* returned, where 'category' is 0 (UTF8PROC_CATEGORY_CN).
*/
ssize_t utf8proc_decompose_char(
DLLEXPORT ssize_t utf8proc_decompose_char(
int32_t uc, int32_t *dst, ssize_t bufsize,
int options, int *last_boundclass
);
@@ -304,11 +336,9 @@ ssize_t utf8proc_decompose_char(
* If the number of written chars would be bigger than 'bufsize',
* the buffer (up to 'bufsize') has inpredictable data, and the needed
* buffer size is returned.
* WARNING: The parameter 'uc' has to be in the range of 0x0000 to
* 0x10FFFF, otherwise the program might crash!
*/
ssize_t utf8proc_decompose(
DLLEXPORT ssize_t utf8proc_decompose(
const uint8_t *str, ssize_t strlen,
int32_t *buffer, ssize_t bufsize, int options
);
@@ -326,7 +356,7 @@ ssize_t utf8proc_decompose(
* buffer size is returned.
*/
ssize_t utf8proc_reencode(int32_t *buffer, ssize_t length, int options);
DLLEXPORT ssize_t utf8proc_reencode(int32_t *buffer, ssize_t length, int options);
/*
* Reencodes the sequence of unicode characters given by the pointer
* 'buffer' and 'length' as UTF-8.
@@ -349,7 +379,28 @@ ssize_t utf8proc_reencode(int32_t *buffer, ssize_t length, int options);
* crash!
*/
ssize_t utf8proc_map(
DLLEXPORT bool utf8proc_grapheme_break(int32_t c1, int32_t c2);
/*
* Given a pair of consecutive codepoints (c1,c2), return whether a grapheme break is
* permitted between them (as defined by the extended grapheme clusters in UAX#29).
*/
DLLEXPORT int utf8proc_charwidth(int32_t c);
/* Given a codepoint c, return a character width analogous to wcwidth(c),
except that a width of 0 is returned for non-printable characters
instead of -1 as in wcwidth.
If you want to check for particular types of non-printable characters,
(analogous to isprint or iscntrl), use utf8proc_category(c). */
DLLEXPORT int utf8proc_category(int32_t c);
/* Return the Unicode character category for c (one of the
UTF8PROC_CATEGORY_* constants.) */
DLLEXPORT const char *utf8proc_category_string(int32_t c);
/* Return the two-letter (nul-terminated) Unicode category string for
c (e.g. "Lu" or "Co"). */
DLLEXPORT ssize_t utf8proc_map(
const uint8_t *str, ssize_t strlen, uint8_t **dstptr, int options
);
/*
@@ -368,10 +419,10 @@ ssize_t utf8proc_map(
* 'malloc', and has theirfore to be freed with 'free'.
*/
uint8_t *utf8proc_NFD(const uint8_t *str);
uint8_t *utf8proc_NFC(const uint8_t *str);
uint8_t *utf8proc_NFKD(const uint8_t *str);
uint8_t *utf8proc_NFKC(const uint8_t *str);
DLLEXPORT uint8_t *utf8proc_NFD(const uint8_t *str);
DLLEXPORT uint8_t *utf8proc_NFC(const uint8_t *str);
DLLEXPORT uint8_t *utf8proc_NFKD(const uint8_t *str);
DLLEXPORT uint8_t *utf8proc_NFKC(const uint8_t *str);
/*
* Returns a pointer to newly allocated memory of a NFD, NFC, NFKD or NFKC
* normalized version of the null-terminated string 'str'.
@@ -381,5 +432,4 @@ uint8_t *utf8proc_NFKC(const uint8_t *str);
}
#endif
#endif
#endif