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common/lstring.h

This is the verbatim text of the lstring.h include file.

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#ifndef _LSTRING_H_
#define _LSTRING_H_

#include <stddef.h>
#include "system_specific.h"

class String;

class LStringInner
	{
        private:
	  LStringInner(const LStringInner&);
	  LStringInner &operator=(const LStringInner&);
	public:
	    LStringInner(const char *str,int ord);
	    ~LStringInner();

	    int len;
	    int ordinal;
	    char *pStr;
	    LStringInner *lower;
	    LStringInner *higher;
	};



class LString {
	LStringInner *m_p;
protected:

public:
 	
	LString(void);
   	
	LString(const char *pStr);
  	
	LString(const LString& lstring) : m_p(lstring.m_p) {}
	
	LString(const String &x);

	
	unsigned size() const {if (m_p) return m_p->len; else return 0;}
	
	unsigned length() const {if (m_p) return m_p->len; else return 0;}
	
	inline const char *c_str() const { if (m_p)return m_p->pStr;else return 0;}
	
	inline operator const char*() const { if (m_p)return m_p->pStr;else return 0;}
    	String operator+(const LString& lstring2) const;
	inline bool operator==(const LString &lstring) const { return (m_p == lstring.m_p);}
 	inline bool operator!=(const LString &lstring) const { return (m_p != lstring.m_p);}

	LString& operator=(const LString &lstring) {m_p = lstring.m_p;return *this;}
	bool operator <(const LString &lstring) const;

	
	int get_ordinal() const {if (m_p)return m_p->ordinal;return 0;}

	
	static bool exists(const char *str);

	// Removed to reduce clutter when debugging - use the global
	// static const LString emptyString;
};

size_t hash( const LString s );
#ifdef MSVC
#ifdef COMMON_EXPORTS
#define extern extern DLLEXPORT
#else
#define extern extern DLLIMPORT
#endif
#endif

extern const LString emptyLString;
#undef extern
#endif

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