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#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