external/bsd/flex/dist/tables_shared.c

   1 /*      $NetBSD$        */
   2
   3 #ifdef FLEX_SCANNER
   4 /*
   5 dnl   tables_shared.c - tables serialization code
   6 dnl
   7 dnl   Copyright (c) 1990 The Regents of the University of California.
   8 dnl   All rights reserved.
   9 dnl
  10 dnl   This code is derived from software contributed to Berkeley by
  11 dnl   Vern Paxson.
  12 dnl
  13 dnl   The United States Government has rights in this work pursuant
  14 dnl   to contract no. DE-AC03-76SF00098 between the United States
  15 dnl   Department of Energy and the University of California.
  16 dnl
  17 dnl   This file is part of flex.
  18 dnl
  19 dnl   Redistribution and use in source and binary forms, with or without
  20 dnl   modification, are permitted provided that the following conditions
  21 dnl   are met:
  22 dnl
  23 dnl   1. Redistributions of source code must retain the above copyright
  24 dnl      notice, this list of conditions and the following disclaimer.
  25 dnl   2. Redistributions in binary form must reproduce the above copyright
  26 dnl      notice, this list of conditions and the following disclaimer in the
  27 dnl      documentation and/or other materials provided with the distribution.
  28 dnl
  29 dnl   Neither the name of the University nor the names of its contributors
  30 dnl   may be used to endorse or promote products derived from this software
  31 dnl   without specific prior written permission.
  32 dnl
  33 dnl   THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  34 dnl   IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  35 dnl   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  36 dnl   PURPOSE.
  37 dnl
  38 */
  39 \f
  40 /* This file is meant to be included in both the skeleton and the actual
  41  * flex code (hence the name "_shared").
  42  */
  43 #ifndef yyskel_static
  44 #define yyskel_static static
  45 #endif
  46 #else
  47 #include "flexdef.h"
  48 #include "tables.h"
  49 #ifndef yyskel_static
  50 #define yyskel_static
  51 #endif
  52 #endif
  53
  54
  55 /** Get the number of integers in this table. This is NOT the
  56  *  same thing as the number of elements.
  57  *  @param td the table
  58  *  @return the number of integers in the table
  59  */
  60 yyskel_static flex_int32_t yytbl_calc_total_len (const struct yytbl_data *tbl)
  61 {
  62         flex_int32_t n;
  63
  64         /* total number of ints */
  65         n = tbl->td_lolen;
  66         if (tbl->td_hilen > 0)
  67                 n *= tbl->td_hilen;
  68
  69         if (tbl->td_id == YYTD_ID_TRANSITION)
  70                 n *= 2;
  71         return n;
  72 }