/usr/include/x86_64-linux-gnu/zypp/CapMatch.h is in libzypp-dev 14.29.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/** \file zypp/CapMatch.h
*
*/
#ifndef ZYPP_CAPMATCH_H
#define ZYPP_CAPMATCH_H
#include <iosfwd>
///////////////////////////////////////////////////////////////////
namespace zypp
{ /////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////
//
// CLASS NAME : CapMatch
//
/** Tri state Capability match result.
*
* CapMatch::irrelevant denotes a result value that should be ignored.
* Therfore it behaves neutral when used in <tt>! && ||</tt> expressions.
*
* \code
* CapMatch any
* (CapMatch::irrelevant && any) == any // true
* (CapMatch::irrelevant || any) == any // true
* ( !CapMatch::irrelevant ) == CapMatch::irrelevant // true
* \endcode
*/
class CapMatch
{
enum Result { NOMATCH, MATCH, IRRELEVANT };
public:
CapMatch()
: _result( IRRELEVANT )
{}
CapMatch( bool val_r )
: _result( val_r ? MATCH : NOMATCH )
{}
static const CapMatch yes;
static const CapMatch no;
static const CapMatch irrelevant;
friend bool operator==( const CapMatch & lhs, const CapMatch & rhs )
{ return lhs._result == rhs._result; }
friend bool operator!=( const CapMatch & lhs, const CapMatch & rhs )
{ return lhs._result != rhs._result; }
friend CapMatch operator!( const CapMatch & lhs )
{
if ( lhs._result == CapMatch::IRRELEVANT )
return lhs;
return !(lhs._result == CapMatch::MATCH);
}
friend CapMatch operator&&( const CapMatch & lhs, const CapMatch & rhs )
{
if ( lhs._result == CapMatch::IRRELEVANT )
return rhs;
if ( rhs._result == CapMatch::IRRELEVANT )
return lhs;
return (lhs._result == CapMatch::MATCH)
&& (rhs._result == CapMatch::MATCH);
}
friend CapMatch operator||( const CapMatch & lhs, const CapMatch & rhs )
{
if ( lhs._result == CapMatch::IRRELEVANT )
return rhs;
if ( rhs._result == CapMatch::IRRELEVANT )
return lhs;
return (lhs._result == CapMatch::MATCH)
|| (rhs._result == CapMatch::MATCH);
}
friend std::ostream & operator<<( std::ostream & str, const CapMatch & obj );
private:
Result _result;
};
///////////////////////////////////////////////////////////////////
/** \relates CapMatch Stream output */
std::ostream & operator<<( std::ostream & str, const CapMatch & obj );
/////////////////////////////////////////////////////////////////
} // namespace zypp
///////////////////////////////////////////////////////////////////
#endif // ZYPP_CAPMATCH_H
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