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Annotation of src/usr.bin/lex/tables_shared.c, Revision 1.1

1.1     ! tedu        1: /* $OpenBSD$ */
        !             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: 
        !            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: }