LUA updated to 5.3.0

This commit is contained in:
lubomyr
2015-02-15 17:35:41 +00:00
parent ff2b0b4832
commit 9dcc10d0c5
78 changed files with 27705 additions and 7281 deletions

View File

@@ -1,5 +1,5 @@
/*
** $Id: llex.h,v 1.58.1.1 2007/12/27 13:02:25 roberto Exp $
** $Id: llex.h,v 1.78 2014/10/29 15:38:24 roberto Exp $
** Lexical Analyzer
** See Copyright Notice in lua.h
*/
@@ -13,8 +13,10 @@
#define FIRST_RESERVED 257
/* maximum length of a reserved word */
#define TOKEN_LEN (sizeof("function")/sizeof(char))
#if !defined(LUA_ENV)
#define LUA_ENV "_ENV"
#endif
/*
@@ -25,23 +27,22 @@ enum RESERVED {
/* terminal symbols denoted by reserved words */
TK_AND = FIRST_RESERVED, TK_BREAK,
TK_DO, TK_ELSE, TK_ELSEIF, TK_END, TK_FALSE, TK_FOR, TK_FUNCTION,
TK_IF, TK_IN, TK_LOCAL, TK_NIL, TK_NOT, TK_OR, TK_REPEAT,
TK_GOTO, TK_IF, TK_IN, TK_LOCAL, TK_NIL, TK_NOT, TK_OR, TK_REPEAT,
TK_RETURN, TK_THEN, TK_TRUE, TK_UNTIL, TK_WHILE,
/* other terminal symbols */
TK_CONCAT, TK_DOTS, TK_EQ, TK_GE, TK_LE, TK_NE, TK_NUMBER,
TK_NAME, TK_STRING, TK_EOS
TK_IDIV, TK_CONCAT, TK_DOTS, TK_EQ, TK_GE, TK_LE, TK_NE,
TK_SHL, TK_SHR,
TK_DBCOLON, TK_EOS,
TK_FLT, TK_INT, TK_NAME, TK_STRING
};
/* number of reserved words */
#define NUM_RESERVED (cast(int, TK_WHILE-FIRST_RESERVED+1))
/* array with token `names' */
LUAI_DATA const char *const luaX_tokens [];
typedef union {
lua_Number r;
lua_Integer i;
TString *ts;
} SemInfo; /* semantics information */
@@ -52,29 +53,33 @@ typedef struct Token {
} Token;
/* state of the lexer plus state of the parser when shared by all
functions */
typedef struct LexState {
int current; /* current character (charint) */
int linenumber; /* input line counter */
int lastline; /* line of last token `consumed' */
int lastline; /* line of last token 'consumed' */
Token t; /* current token */
Token lookahead; /* look ahead token */
struct FuncState *fs; /* `FuncState' is private to the parser */
struct FuncState *fs; /* current function (parser) */
struct lua_State *L;
ZIO *z; /* input stream */
Mbuffer *buff; /* buffer for tokens */
Table *h; /* to avoid collection/reuse strings */
struct Dyndata *dyd; /* dynamic structures used by the parser */
TString *source; /* current source name */
TString *envn; /* environment variable name */
char decpoint; /* locale decimal point */
} LexState;
LUAI_FUNC void luaX_init (lua_State *L);
LUAI_FUNC void luaX_setinput (lua_State *L, LexState *ls, ZIO *z,
TString *source);
TString *source, int firstchar);
LUAI_FUNC TString *luaX_newstring (LexState *ls, const char *str, size_t l);
LUAI_FUNC void luaX_next (LexState *ls);
LUAI_FUNC void luaX_lookahead (LexState *ls);
LUAI_FUNC void luaX_lexerror (LexState *ls, const char *msg, int token);
LUAI_FUNC void luaX_syntaxerror (LexState *ls, const char *s);
LUAI_FUNC int luaX_lookahead (LexState *ls);
LUAI_FUNC l_noret luaX_syntaxerror (LexState *ls, const char *s);
LUAI_FUNC const char *luaX_token2str (LexState *ls, int token);