CoreMacros.h

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#ifndef __KOME_CORE_MACROS_H__
#define __KOME_CORE_MACROS_H__


#ifndef NULL
    #define NULL 0
#endif


//
// Numerical
//

#define MAX( x, y )      ( ( ( x ) < ( y ) ) ? ( y ) : ( x ) )

#define MIN( x, y )      ( ( ( x ) > ( y ) ) ? ( y ) : ( x ) )

#define CLAMP( x, low, high )   MIN( high, MAX( x, low ) )

#define ABS( v )            ( ( v ) < 0 ? - ( v ) : ( v ) )

#define RANGE( x, y )      ( ( ( x ) < ( y ) ) ? ( y - x ) : ( x - y ) )


//
// bit
//

#define CIRCULAR_LEFT_SHIFT( v, bits )  ( ( ( v ) << ( bits ) ) | ( ( v ) >> ( ( sizeof( v ) * 8 ) - ( bits ) ) ) )

#define CIRCULAR_RIGHT_SHIFT( v, bits ) ( ( ( v ) >> ( bits ) ) | ( ( v ) << ( ( sizeof( v ) * 8 ) - ( bits ) ) ) )

//
// File System
//

#ifdef __unix

    #define DIR_SEPARATOR         "/"

    #define DIR_SEPARATOR_CHAR  '/'

    #define PATH_SEPARATOR        ":"

    #define PATH_SEPARATOR_CHAR   ':'

    #define NEW_LINE              "\n"

#else

    #define DIR_SEPARATOR         "\\"

    #define DIR_SEPARATOR_CHAR  '\\'

    #define PATH_SEPARATOR        ";"

    #define PATH_SEPARATOR_CHAR   ';'

    #define NEW_LINE              "\r\n"

#endif  //  __unix


//
// Others
//

#define NVL( checkVal, replaceVal ) ( ( ( checkVal ) == NULL ) ? ( replaceVal ) : ( checkVal ) )



#endif      // __KOME_CORE_MACROS_H__