| #ifndef _ANTLR3_FILESTREAM_HPP |
| #define _ANTLR3_FILESTREAM_HPP |
| |
| // [The "BSD licence"] |
| // Copyright (c) 2005-2009 Gokulakannan Somasundaram, ElectronDB |
| |
| // |
| // 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 <exception> |
| #include <string> |
| |
| #include "antlr3defs.hpp" |
| |
| ANTLR_BEGIN_NAMESPACE() |
| |
| template<class ImplTraits> |
| class FileUtils |
| { |
| public: |
| /** \brief Open an operating system file and return the descriptor |
| * We just use the common open() and related functions here. |
| * Later we might find better ways on systems |
| * such as Windows and OpenVMS for instance. But the idea is to read the |
| * while file at once anyway, so it may be irrelevant. |
| */ |
| static ANTLR_FDSC AntlrFopen(const ANTLR_UINT8* filename, const char * mode); |
| |
| /** \brief Close an operating system file and free any handles |
| * etc. |
| */ |
| static void AntlrFclose (ANTLR_FDSC fd); |
| |
| static ANTLR_UINT32 AntlrFsize(const ANTLR_UINT8* filename); |
| template<typename InputStreamType> |
| static ANTLR_UINT32 AntlrRead8Bit(InputStreamType* input, const ANTLR_UINT8* fileName); |
| static ANTLR_UINT32 AntlrFread(ANTLR_FDSC fdsc, ANTLR_UINT32 count, void* data); |
| |
| }; |
| |
| class ParseFileAbsentException : public std::exception |
| { |
| virtual const char* what() const throw() |
| { |
| return " Parse File not Present"; |
| } |
| }; |
| |
| ANTLR_END_NAMESPACE() |
| |
| #include "antlr3filestream.inl" |
| |
| #endif |