mirror of https://gitee.com/bigwinds/arangodb
83 lines
3.3 KiB
C
83 lines
3.3 KiB
C
////////////////////////////////////////////////////////////////////////////////
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/// @brief Ahuacatl, parser
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2014 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
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/// @author Copyright 2012-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGODB_AHUACATL_AHUACATL__PARSER_H
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#define ARANGODB_AHUACATL_AHUACATL__PARSER_H 1
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#include "Basics/Common.h"
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#include "BasicsC/vector.h"
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// -----------------------------------------------------------------------------
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// --SECTION-- public types
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief the parser
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////////////////////////////////////////////////////////////////////////////////
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typedef struct TRI_aql_parser_s {
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void* _scanner; // the lexer generated by flex
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char* _buffer; // the currently procssed part of the query string
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size_t _length; // remaining length of the query string, modified during parsing
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size_t _queryLength; // overall length of the query string, not modified
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TRI_vector_pointer_t _scopes;
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TRI_vector_pointer_t _stack;
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char* _marker; // used temporarily during parsing
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size_t _offset; // current parse position
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}
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TRI_aql_parser_t;
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// -----------------------------------------------------------------------------
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// --SECTION-- constructors / destructors
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief create the parser
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////////////////////////////////////////////////////////////////////////////////
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TRI_aql_parser_t* TRI_CreateParserAql (const char* const,
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const size_t);
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////////////////////////////////////////////////////////////////////////////////
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/// @brief free a parse context
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////////////////////////////////////////////////////////////////////////////////
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void TRI_FreeParserAql (TRI_aql_parser_t* const);
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#endif
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// -----------------------------------------------------------------------------
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// --SECTION-- END-OF-FILE
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// -----------------------------------------------------------------------------
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|// --SECTION--\\|/// @\\}"
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// End:
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