/[bison]/bison/src/gram.c
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Diff of /bison/src/gram.c

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revision 1.9 by akim, Wed Dec 5 09:26:05 2001 UTC revision 1.10 by akim, Wed Dec 5 09:29:02 2001 UTC
# Line 53  int pure_parser; Line 53  int pure_parser;
53    
54  int error_token_number;  int error_token_number;
55    
56    
57    /*------------------------.
58    | Dump RITEM for traces.  |
59    `------------------------*/
60    
61  void  void
62  ritem_print (FILE *out)  ritem_print (FILE *out)
63  {  {
# Line 65  ritem_print (FILE *out) Line 70  ritem_print (FILE *out)
70        fprintf (out, "  (rule %d)\n", -ritem[i]);        fprintf (out, "  (rule %d)\n", -ritem[i]);
71    fputs ("\n\n", out);    fputs ("\n\n", out);
72  }  }
73    
74    
75    /*------------------------------------------.
76    | Return the size of the longest rule RHS.  |
77    `------------------------------------------*/
78    
79    size_t
80    ritem_longest_rhs (void)
81    {
82      short *itemp;
83      int length;
84      int max;
85    
86      length = 0;
87      max = 0;
88      for (itemp = ritem; *itemp; itemp++)
89        if (*itemp > 0)
90          {
91            length++;
92          }
93        else
94          {
95            if (length > max)
96              max = length;
97            length = 0;
98          }
99    
100      return max;
101    }

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