lutf8lib.c File Reference

#include "lprefix.h"
#include <assert.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include "lua.h"
#include "lauxlib.h"
#include "lualib.h"

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Macros
#define	lutf8lib_c
#define	LUA_LIB
#define	MAXUNICODE   0x10FFFF
#define	iscont(p)   ((*(p) & 0xC0) == 0x80)
#define	UTF8PATT   "[\0-\x7F\xC2-\xF4][\x80-\xBF]*"

Functions
static lua_Integer	u_posrelat (lua_Integer pos, size_t len)
static const char *	utf8_decode (const char *o, int *val)
static int	utflen (lua_State *L)
static int	codepoint (lua_State *L)
static void	pushutfchar (lua_State *L, int arg)
static int	utfchar (lua_State *L)
static int	byteoffset (lua_State *L)
static int	iter_aux (lua_State *L)
static int	iter_codes (lua_State *L)
LUAMOD_API int	luaopen_utf8 (lua_State *L)

Variables
static const luaL_Reg	funcs []

Macro Definition Documentation

iscont

#define iscont

(

p

)

((*(p) & 0xC0) == 0x80)

LUA_LIB

#define LUA_LIB

lutf8lib_c

#define lutf8lib_c

MAXUNICODE

#define MAXUNICODE   0x10FFFF

UTF8PATT

#define UTF8PATT   "[\0-\x7F\xC2-\xF4][\x80-\xBF]*"

Function Documentation

byteoffset()

static int byteoffset ( lua_State *  L )

static

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codepoint()

static int codepoint ( lua_State *  L )

static

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iter_aux()

static int iter_aux ( lua_State *  L )

static

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iter_codes()

static int iter_codes ( lua_State *  L )

static

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luaopen_utf8()

LUAMOD_API int luaopen_utf8

(

lua_State *

L

)

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pushutfchar()

static void pushutfchar ( lua_State *  L, int  arg  )

static

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u_posrelat()

static lua_Integer u_posrelat ( lua_Integer  pos, size_t  len  )

static

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utf8_decode()

static const char* utf8_decode ( const char *  o, int *  val  )

static

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utfchar()

static int utfchar ( lua_State *  L )

static

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utflen()

static int utflen ( lua_State *  L )

static

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Variable Documentation

funcs

const luaL_Reg funcs[]

static

Initial value:

= {
 {"offset", byteoffset},
 {"codepoint", codepoint},
 {"char", utfchar},
 {"len", utflen},
 {"codes", iter_codes},
 
 {"charpattern", NULL},
 {NULL, NULL}
}