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34 lines
1.6 KiB
34 lines
1.6 KiB
/********************************************************************************/
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/* ************* */
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/* * Y 1 . H * */
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/* ************* */
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/* */
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/* This file contains the external declarations needed to hook Yacc modules */
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/* which were originally in Y1.C to their impure data in Y1IMP.1C. Also does */
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/* the include of the original data/external file DTXTRN.H. */
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/* */
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/********************************************************************************/
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#include "dtxtrn.h"
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/* lookahead computations */
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extern int tbitset; /* size of lookahead sets */
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extern int nlset; /* next lookahead set index */
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extern struct looksets clset; /* temporary storage for lookahead computations */
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/* other storage areas */
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extern int fatfl; /* if on, error is fatal */
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extern int nerrors; /* number of errors */
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/* storage for information about the nonterminals */
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extern int **pres[ ]; /* vector of pointers to productions yielding each nonterminal */
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extern struct looksets *pfirst[ ]; /* vector of pointers to first sets for each nonterminal */
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extern int pempty[ ]; /* vector of nonterminals nontrivially deriving e */
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/* accumulators for statistics information */
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extern struct wset *zzcwp;
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extern int * zzmemsz;
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