thirdparty/libantlr3c-3.2/include/antlr3cyclicdfa.h

   1 /// Definition of a cyclic dfa structure such that it can be
   2 /// initialized at compile time and have only a single
   3 /// runtime function that can deal with all cyclic dfa
   4 /// structures and show Java how it is done ;-)
   5 ///
   6 #ifndef ANTLR3_CYCLICDFA_H
   7 #define ANTLR3_CYCLICDFA_H
   8
   9 // [The "BSD licence"]
  10 // Copyright (c) 2005-2009 Jim Idle, Temporal Wave LLC
  11 // http://www.temporal-wave.com
  12 // http://www.linkedin.com/in/jimidle
  13 //
  14 // All rights reserved.
  15 //
  16 // Redistribution and use in source and binary forms, with or without
  17 // modification, are permitted provided that the following conditions
  18 // are met:
  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 // 3. The name of the author may not be used to endorse or promote products
  25 //    derived from this software without specific prior written permission.
  26 //
  27 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  28 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  29 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  30 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  31 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  32 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  33 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  34 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  35 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  36 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37
  38 #include    <antlr3baserecognizer.h>
  39 #include    <antlr3intstream.h>
  40
  41 #ifdef __cplusplus
  42 extern "C" {
  43
  44 // If this header file is included as part of a generated recognizer that
  45 // is being compiled as if it were C++, and this is Windows, then the const elements
  46 // of the structure cause the C++ compiler to (rightly) point out that
  47 // there can be no instantiation of the structure because it needs a constructor
  48 // that can initialize the data, however these structures are not
  49 // useful for C++ as they are pre-generated and static in the recognizer.
  50 // So, we turn off those warnings, which are only at /W4 anyway.
  51 //
  52 #ifdef ANTLR3_WINDOWS
  53 #pragma warning (push)
  54 #pragma warning (disable : 4510)
  55 #pragma warning (disable : 4512)
  56 #pragma warning (disable : 4610)
  57 #endif
  58 #endif
  59
  60 typedef struct ANTLR3_CYCLIC_DFA_struct
  61 {
  62     /// Decision number that a particular static structure
  63     ///  represents.
  64     ///
  65     const ANTLR3_INT32          decisionNumber;
  66
  67     /// What this decision represents
  68     ///
  69     const pANTLR3_UCHAR         description;
  70
  71     ANTLR3_INT32                        (*specialStateTransition)   (void * ctx, pANTLR3_BASE_RECOGNIZER recognizer, pANTLR3_INT_STREAM is, struct ANTLR3_CYCLIC_DFA_struct * dfa, ANTLR3_INT32 s);
  72
  73     ANTLR3_INT32                        (*specialTransition)        (void * ctx, pANTLR3_BASE_RECOGNIZER recognizer, pANTLR3_INT_STREAM is, struct ANTLR3_CYCLIC_DFA_struct * dfa, ANTLR3_INT32 s);
  74
  75     ANTLR3_INT32                        (*predict)                                      (void * ctx, pANTLR3_BASE_RECOGNIZER recognizer, pANTLR3_INT_STREAM is, struct ANTLR3_CYCLIC_DFA_struct * dfa);
  76
  77     const ANTLR3_INT32              * const eot;
  78     const ANTLR3_INT32              * const eof;
  79     const ANTLR3_INT32              * const min;
  80     const ANTLR3_INT32              * const max;
  81     const ANTLR3_INT32              * const accept;
  82     const ANTLR3_INT32              * const special;
  83     const ANTLR3_INT32                  * const * const transition;
  84
  85 }
  86     ANTLR3_CYCLIC_DFA;
  87
  88 typedef ANTLR3_INT32            (*CDFA_SPECIAL_FUNC)   (void * , pANTLR3_BASE_RECOGNIZER , pANTLR3_INT_STREAM , struct ANTLR3_CYCLIC_DFA_struct * , ANTLR3_INT32);
  89
  90 #ifdef __cplusplus
  91 }
  92 #ifdef ANTLR3_WINDOWS
  93 #pragma warning (pop)
  94 #endif
  95 #endif
  96
  97 #endif