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43abfba723
re2c instead of "Linking X". - Updated lemon and re2c to the latest versions and ported dehsupp to use them for code generation. (Xlatcc is next.) - Added function level linking for Makefile.mingw. SVN r144 (trunk)
61 lines
778 B
C++
61 lines
778 B
C++
/* $Id: parser.h,v 1.10 2006/01/21 15:51:02 helly Exp $ */
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#ifndef _parser_h
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#define _parser_h
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#include "scanner.h"
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#include "re.h"
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#include <iosfwd>
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#include <map>
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namespace re2c
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{
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class Symbol
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{
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public:
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RegExp* re;
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static Symbol *find(const SubStr&);
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static void ClearTable();
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~Symbol()
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{
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/** \todo should we delete 're'? */
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}
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typedef std::map<std::string, Symbol*> SymbolTable;
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protected:
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Symbol(const SubStr& str)
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: re(NULL)
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, name(str)
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{
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}
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private:
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static SymbolTable symbol_table;
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Str name;
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#if PEDANTIC
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Symbol(const Symbol& oth)
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: re(oth.re)
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, name(oth.name)
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{
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}
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Symbol& operator = (const Symbol& oth)
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{
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new(this) Symbol(oth);
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return *this;
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}
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#endif
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};
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void parse(Scanner&, std::ostream&);
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} // end namespace re2c
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#endif
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