gzdoom-gles/tools/re2c/scanner.h

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/* $Id: scanner.h,v 1.17 2006/02/25 12:57:50 helly Exp $ */
#ifndef _scanner_h
#define _scanner_h
#include <iosfwd>
#include <string>
#include "token.h"
#include "re.h"
#include "globals.h"
namespace re2c
{
class Scanner:
public line_number
{
private:
std::istream& in;
std::ostream& out;
char *bot, *tok, *ptr, *cur, *pos, *lim, *top, *eof;
uint tchar, tline, cline, iscfg;
const char *filename;
private:
char *fill(char*);
Scanner(const Scanner&); //unimplemented
Scanner& operator=(const Scanner&); //unimplemented
public:
Scanner(const char*, std::istream&, std::ostream&);
int echo();
int scan();
void fatal(const char*) const;
void fatal(uint, const char*) const;
void config(const Str&, int);
void config(const Str&, const Str&);
SubStr token() const;
virtual uint get_line() const;
uint xlat(uint c) const;
uint unescape(SubStr &s) const;
std::string& unescape(SubStr& str_in, std::string& str_out) const;
Range * getRange(SubStr &s) const;
RegExp * matchChar(uint c) const;
RegExp * strToName(SubStr s) const;
RegExp * strToRE(SubStr s) const;
RegExp * strToCaseInsensitiveRE(SubStr s) const;
RegExp * ranToRE(SubStr s) const;
RegExp * invToRE(SubStr s) const;
RegExp * mkDot() const;
};
inline void Scanner::fatal(const char *msg) const
{
fatal(0, msg);
}
inline SubStr Scanner::token() const
{
return SubStr(tok, cur - tok);
}
inline uint Scanner::xlat(uint c) const
{
return re2c::wFlag ? c : re2c::xlat[c];
}
} // end namespace re2c
#endif