/** * SOFTWARE RIGHTS *
* ANTLR 2.6.0 MageLang Insitute, 1998 *
* We reserve no legal rights to the ANTLR--it is fully in the * public domain. An individual or company may do whatever * they wish with source code distributed with ANTLR or the * code generated by ANTLR, including the incorporation of * ANTLR, or its output, into commerical software. *
* We encourage users to develop software with ANTLR. However, * we do ask that credit is given to us for developing * ANTLR. By "credit", we mean that if you use ANTLR or * incorporate any source code into one of your programs * (commercial product, research project, or otherwise) that * you acknowledge this fact somewhere in the documentation, * research report, etc... If you like ANTLR and have * developed a nice tool with the output, please mention that * you developed it using ANTLR. In addition, we ask that the * headers remain intact in our source code. As long as these * guidelines are kept, we expect to continue enhancing this * system and expect to make other tools available as they are * completed. *
* The ANTLR gang:
* @version ANTLR 2.6.0 MageLang Insitute, 1998
* @author Terence Parr, MageLang Institute
* @author
John Lilley, Empathy Software
* @author
Pete Wells
*/
/**A Stream of characters fed to the lexer from a InputStream that can
* be rewound via mark()/rewind() methods.
*
* A dynamic array is used to buffer up all the input characters. Normally, * "k" characters are stored in the buffer. More characters may be stored during * guess mode (testing syntactic predicate), or when LT(i>k) is referenced. * Consumption of characters is deferred. In other words, reading the next * character is not done by conume(), but deferred until needed by LA or LT. *
* * @see antlr.CharQueue */ #include "antlr/CharBuffer.hpp" ANTLR_BEGIN_NAMESPACE(antlr) /** Create a character buffer */ CharBuffer::CharBuffer(ANTLR_USE_NAMESPACE(std)istream& input_) : input(input_) {} /** Get the next character from the stream */ int CharBuffer::getChar() { // try { return input.get(); // } // catch (???& e) { // throw CharStreamIOException(e); // } } ANTLR_END_NAMESPACE