contrib/flex/tables.h

   1 /*  tables.h - tables serialization code
   2  *
   3  *  Copyright (c) 1990 The Regents of the University of California.
   4  *  All rights reserved.
   5  *
   6  *  This code is derived from software contributed to Berkeley by
   7  *  Vern Paxson.
   8  *
   9  *  The United States Government has rights in this work pursuant
  10  *  to contract no. DE-AC03-76SF00098 between the United States
  11  *  Department of Energy and the University of California.
  12  *
  13  *  This file is part of flex.
  14  *
  15  *  Redistribution and use in source and binary forms, with or without
  16  *  modification, are permitted provided that the following conditions
  17  *  are met:
  18  *
  19  *  1. Redistributions of source code must retain the above copyright
  20  *     notice, this list of conditions and the following disclaimer.
  21  *  2. Redistributions in binary form must reproduce the above copyright
  22  *     notice, this list of conditions and the following disclaimer in the
  23  *     documentation and/or other materials provided with the distribution.
  24  *
  25  *  Neither the name of the University nor the names of its contributors
  26  *  may be used to endorse or promote products derived from this software
  27  *  without specific prior written permission.
  28  *
  29  *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  30  *  IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  31  *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  32  *  PURPOSE.
  33  */
  34 \f
  35 #ifndef TABLES_H
  36 #define TABLES_H
  37
  38 #ifdef __cplusplus
  39 /* *INDENT-OFF* */
  40 extern  "C" {
  41 /* *INDENT-ON* */
  42 #endif
  43
  44 /* Tables serialization API declarations. */
  45 #include "tables_shared.h"
  46 struct yytbl_writer {
  47         FILE   *out;
  48         flex_uint32_t total_written;
  49                             /**< bytes written so far */
  50         fpos_t  th_ssize_pos;
  51                             /**< position of th_ssize */
  52 };
  53
  54 /* These are used by main.c, gen.c, etc.
  55  * tablesext - if true, create external tables
  56  * tablesfilename - filename for external tables
  57  * tablesname - name that goes in serialized data, e.g., "yytables"
  58  * tableswr -  writer for external tables
  59  * tablesverify - true if tables-verify option specified
  60  * gentables - true if we should spit out the normal C tables
  61  */
  62 extern bool tablesext, tablesverify,gentables;
  63 extern char *tablesfilename, *tablesname;
  64 extern struct yytbl_writer tableswr;
  65
  66 int     yytbl_writer_init (struct yytbl_writer *, FILE *);
  67 int     yytbl_hdr_init (struct yytbl_hdr *th, const char *version_str,
  68                         const char *name);
  69 int     yytbl_data_init (struct yytbl_data *tbl, enum yytbl_id id);
  70 int     yytbl_data_destroy (struct yytbl_data *td);
  71 int     yytbl_hdr_fwrite (struct yytbl_writer *wr,
  72                           const struct yytbl_hdr *th);
  73 int     yytbl_data_fwrite (struct yytbl_writer *wr, struct yytbl_data *td);
  74 void    yytbl_data_compress (struct yytbl_data *tbl);
  75 struct yytbl_data *mkftbl (void);
  76
  77
  78 #ifdef __cplusplus
  79 /* *INDENT-OFF* */
  80 }
  81 /* *INDENT-ON* */
  82 #endif
  83 #endif
  84
  85 /* vim:set expandtab cindent tabstop=4 softtabstop=4 shiftwidth=4 textwidth=0: */