#ifndef BIT_ARRAY_H
#define BIT_ARRAY_H

typedef unsigned long bit_array_t;

#define SIZE ((sizeof(unsigned long))*CHAR_BIT)
#define bit_array_create(jmeno_pole,velikost) bit_array_t jmeno_pole[((velikost/(SIZE)) + (velikost%SIZE ? 1:0 )) + 1] ={[0]=velikost}


#define bit_array_size(jmeno_pole) jmeno_pole[0]

#define bit_array_setbit(jmeno_pole,index,vyraz) \
do{ \
   if(vyraz == 1) \
        jmeno_pole[index/SIZE +1] |= (1 << (  (index%SIZE)   -1  ) ); \
    else if(vyraz == 0) \
        jmeno_pole[index/SIZE +1] &= (  ~(1 << (  (index%SIZE)   -1  ) ) ); \
}while(0)

#define bit_array_getbit(jmeno_pole,index) ((jmeno_pole[index/SIZE +1] & (1<< ((index%SIZE) -1)) ) ? 1:0 )

#endif