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Diffstat (limited to 'antlr/libantlr3c-3.4/include/antlr3parsetree.h')
-rw-r--r-- | antlr/libantlr3c-3.4/include/antlr3parsetree.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/antlr/libantlr3c-3.4/include/antlr3parsetree.h b/antlr/libantlr3c-3.4/include/antlr3parsetree.h new file mode 100644 index 0000000..0e8c157 --- /dev/null +++ b/antlr/libantlr3c-3.4/include/antlr3parsetree.h @@ -0,0 +1,85 @@ +/** \file + * Abstraction of Common tree to provide payload and string representation of node. + * + * \todo May not need this in the end + */ + +#ifndef ANTLR3_PARSETREE_H +#define ANTLR3_PARSETREE_H + +// [The "BSD licence"] +// Copyright (c) 2005-2009 Jim Idle, Temporal Wave LLC +// http://www.temporal-wave.com +// http://www.linkedin.com/in/jimidle +// +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// 1. Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// 2. Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// 3. The name of the author may not be used to endorse or promote products +// derived from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#include <antlr3basetree.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct ANTLR3_PARSE_TREE_struct +{ + /** Any interface that implements methods in this interface + * may need to point back to itself using this pointer to its + * super structure. + */ + void * super; + + /** The payload that the parse tree node passes around + */ + void * payload; + + /** An encapsulated BASE TREE strcuture (NOT a pointer) + * that perfoms a lot of the dirty work of node management + */ + ANTLR3_BASE_TREE baseTree; + + /** How to dup this node + */ + pANTLR3_BASE_TREE (*dupNode) (struct ANTLR3_PARSE_TREE_struct * tree); + + /** Return the type of this node + */ + ANTLR3_UINT32 (*getType) (struct ANTLR3_PARSE_TREE_struct * tree); + + /** Return the string representation of the payload (must be installed + * when the payload is added and point to a function that knwos how to + * manifest a pANTLR3_STRING from a node. + */ + pANTLR3_STRING (*toString) (struct ANTLR3_PARSE_TREE_struct * payload); + + void (*free) (struct ANTLR3_PARSE_TREE_struct * tree); + +} + ANTLR3_PARSE_TREE; + +#ifdef __cplusplus +} +#endif + +#endif |