flex-2.5.33/tables_shared.c

   1 #ifdef FLEX_SCANNER
   2 /*
   3 dnl   tables_shared.c - tables serialization code
   4 dnl
   5 dnl   Copyright (c) 1990 The Regents of the University of California.
   6 dnl   All rights reserved.
   7 dnl
   8 dnl   This code is derived from software contributed to Berkeley by
   9 dnl   Vern Paxson.
  10 dnl
  11 dnl   The United States Government has rights in this work pursuant
  12 dnl   to contract no. DE-AC03-76SF00098 between the United States
  13 dnl   Department of Energy and the University of California.
  14 dnl
  15 dnl   This file is part of flex.
  16 dnl
  17 dnl   Redistribution and use in source and binary forms, with or without
  18 dnl   modification, are permitted provided that the following conditions
  19 dnl   are met:
  20 dnl
  21 dnl   1. Redistributions of source code must retain the above copyright
  22 dnl      notice, this list of conditions and the following disclaimer.
  23 dnl   2. Redistributions in binary form must reproduce the above copyright
  24 dnl      notice, this list of conditions and the following disclaimer in the
  25 dnl      documentation and/or other materials provided with the distribution.
  26 dnl
  27 dnl   Neither the name of the University nor the names of its contributors
  28 dnl   may be used to endorse or promote products derived from this software
  29 dnl   without specific prior written permission.
  30 dnl
  31 dnl   THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  32 dnl   IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  33 dnl   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  34 dnl   PURPOSE.
  35 dnl
  36 */
  37 \f
  38 /* This file is meant to be included in both the skeleton and the actual
  39  * flex code (hence the name "_shared").
  40  */
  41 #ifndef yyskel_static
  42 #define yyskel_static static
  43 #endif
  44 #else
  45 #include "flexdef.h"
  46 #include "tables.h"
  47 #ifndef yyskel_static
  48 #define yyskel_static
  49 #endif
  50 #endif
  51
  52
  53 /** Get the number of integers in this table. This is NOT the
  54  *  same thing as the number of elements.
  55  *  @param td the table
  56  *  @return the number of integers in the table
  57  */
  58 yyskel_static flex_int32_t yytbl_calc_total_len (const struct yytbl_data *tbl)
  59 {
  60         flex_int32_t n;
  61
  62         /* total number of ints */
  63         n = tbl->td_lolen;
  64         if (tbl->td_hilen > 0)
  65                 n *= tbl->td_hilen;
  66
  67         if (tbl->td_id == YYTD_ID_TRANSITION)
  68                 n *= 2;
  69         return n;
  70 }