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yacc
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ynxti.4c
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1989-09-29
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/*
HEADER: CUG nnn.nn;
TITLE: YACC - Yet Another Compilier-Compilier
VERSION: 1.0 for IBM-PC
DATE: JAN 28, 1985
DESCRIPTION: LALR(1) Parser Generator. From UNIX
KEYWORDS: Parser Generator Compilier-Compilier YACC
SYSTEM: IBM-PC and Compatiables
FILENAME: YNXTI.4C
WARNINGS: This program is not for the casual user. It will
be useful primarily to expert developers.
CRC: N/A
SEE-ALSO: LEX and PREP
AUTHORS: Scott Guthery 11100 leafwood lane Austin, TX 78750
COMPILERS: DESMET-C
REFERENCES: UNIX Systems Manuals
*/
#include "y4.h"
int nxti( void )
{
/* finds the next i */
register i, max, maxi;
max = 0;
for( i=1; i<= nnonter; ++i ) if( ggreed[i] >= max )
{
max = ggreed[i];
maxi = -i;
}
for( i=0; i<nstate; ++i ) if( greed[i] >= max )
{
max = greed[i];
maxi = i;
}
if( nxdb ) fprintf( ftable, "nxti = %d, max = %d\n", maxi, max );
if( max==0 ) return( NOMORE );
else return( maxi );
}