#ifndef QGSTRING_H

#define QGSTRING_H

#include <stdlib.h>

#include <string.h>

#if defined(_OS_SUN_) && defined(_CC_GNU_)

#include <strings.h>

#endif

#include "qcstring.h"

/*****************************************************************************

  Fixes and workarounds for some platforms

 *****************************************************************************/

/** This is an alternative implementation of QCString. 

 */

class QGString 

{

  public:

    QGString(); // make null string

    QGString(uint size); 

    QGString( const QGString &s );

    QGString( const char *str );

   ~QGString() ;

    bool resize( uint newlen );

    QGString    &operator=( const QGString &s );

    QGString    &operator=( const char *str );

    QGString    &operator+=( const QGString &s );

    QGString    &operator+=( const char *str );

    QGString    &operator+=( char c );

    bool        isNull()        const { return m_data==0; }

    bool	isEmpty()	const { return m_len==0; }

    uint	length()	const { return m_len; }

    uint        size()          const { return m_memSize; }

    char *      data()          const { return m_data; }

    bool	truncate( uint pos )  { return resize(pos+1); }

        operator const char *() const { return (const char *)data(); }

    char &at( uint index ) const      { return m_data[index]; }

    char &operator[]( int i ) const   { return at(i); }

  private:

    char *      m_data;

    uint        m_len;

    uint        m_memSize;

};

/*****************************************************************************

  QGString non-member operators

 *****************************************************************************/

Q_EXPORT inline bool operator==( const QGString &s1, const QGString &s2 )

{ return qstrcmp(s1.data(),s2.data()) == 0; }

Q_EXPORT inline bool operator==( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) == 0; }

Q_EXPORT inline bool operator==( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) == 0; }

Q_EXPORT inline bool operator!=( const QGString &s1, const QGString &s2 )

{ return qstrcmp(s1.data(),s2.data()) != 0; }

Q_EXPORT inline bool operator!=( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) != 0; }

Q_EXPORT inline bool operator!=( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) != 0; }

Q_EXPORT inline bool operator<( const QGString &s1, const QGString& s2 )

{ return qstrcmp(s1.data(),s2.data()) < 0; }

Q_EXPORT inline bool operator<( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) < 0; }

Q_EXPORT inline bool operator<( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) < 0; }

Q_EXPORT inline bool operator<=( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) <= 0; }

Q_EXPORT inline bool operator<=( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) <= 0; }

Q_EXPORT inline bool operator>( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) > 0; }

Q_EXPORT inline bool operator>( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) > 0; }

Q_EXPORT inline bool operator>=( const QGString &s1, const char *s2 )

{ return qstrcmp(s1.data(),s2) >= 0; }

Q_EXPORT inline bool operator>=( const char *s1, const QGString &s2 )

{ return qstrcmp(s1,s2.data()) >= 0; }

Q_EXPORT inline QGString operator+( const QGString &s1, const QGString &s2 )

{

    QGString tmp( s1.data() );

    tmp += s2;

    return tmp;

}

Q_EXPORT inline QGString operator+( const QGString &s1, const char *s2 )

{

    QGString tmp( s1.data() );

    tmp += s2;

    return tmp;

}

Q_EXPORT inline QGString operator+( const char *s1, const QGString &s2 )

{

    QGString tmp( s1 );

    tmp += s2;

    return tmp;

}

Q_EXPORT inline QGString operator+( const QGString &s1, char c2 )

{

    QGString tmp( s1.data() );

    tmp += c2;

    return tmp;

}

Q_EXPORT inline QGString operator+( char c1, const QGString &s2 )

{

    QGString tmp;

    tmp += c1;

    tmp += s2;

    return tmp;

}

#endif // QGSTRING_H