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https://github.com/lua/lua
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49 lines
919 B
C
49 lines
919 B
C
/*
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** $Id: llex.h,v 1.3 1997/11/19 17:29:23 roberto Exp roberto $
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** Lexical Analizer
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** See Copyright Notice in lua.h
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*/
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#ifndef llex_h
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#define llex_h
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#include "lobject.h"
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#include "lzio.h"
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#define MAX_IFS 5
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/* "ifstate" keeps the state of each nested $if the lexical is dealing with. */
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struct ifState {
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int elsepart; /* true if its in the $else part */
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int condition; /* true if $if condition is true */
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int skip; /* true if part must be skiped */
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};
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struct textBuff {
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char *text;
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int tokensize;
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int buffsize;
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};
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typedef struct LexState {
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int current; /* look ahead character */
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struct zio *lex_z;
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int linenumber;
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struct ifState ifstate[MAX_IFS];
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int iflevel; /* level of nested $if's (for lexical analysis) */
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struct textBuff textbuff;
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int linelasttoken;
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int lastline;
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} LexState;
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void luaX_init (void);
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void luaX_setinput (ZIO *z);
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char *luaX_lasttoken (void);
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#endif
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