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

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revision 1.39 by akim, Thu Jun 20 11:20:25 2002 UTC revision 1.40 by akim, Sun Jun 30 17:27:57 2002 UTC
# Line 447  symbols_new (void) Line 447  symbols_new (void)
447  `----------------------------------------------------------------*/  `----------------------------------------------------------------*/
448    
449  symbol_t *  symbol_t *
450  getsym (const char *key, location_t location)  symbol_get (const char *key, location_t location)
451  {  {
452    symbol_t probe;    symbol_t probe;
453    symbol_t *entry;    symbol_t *entry;
# Line 465  getsym (const char *key, location_t loca Line 465  getsym (const char *key, location_t loca
465  }  }
466    
467    
468    /*------------------------------------------------------------------.
469    | Generate a dummy nonterminal, whose name cannot conflict with the |
470    | user's names.                                                     |
471    `------------------------------------------------------------------*/
472    
473    symbol_t *
474    dummy_symbol_get (location_t location)
475    {
476      /* Incremented for each generated symbol.  */
477      static int dummy_count = 0;
478      static char buf[256];
479    
480      symbol_t *sym;
481    
482      sprintf (buf, "@%d", ++dummy_count);
483      sym = symbol_get (buf, location);
484      sym->class = nterm_sym;
485      sym->number = nvars++;
486      return sym;
487    }
488    
489    
490  /*-------------------.  /*-------------------.
491  | Free the symbols.  |  | Free the symbols.  |
492  `-------------------*/  `-------------------*/

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