/**
 * A Little program to print the contents of an array
 * 
 * @author gtowell
 * Created: April 16, 2021
 * **/

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#ifndef NULL
#define NULL (void *)0
#endif


/**
 * A ridiculously complex way to print an array, but almost
 * generic and, even better, it follows qsort
 * @param base -- a pointer to the start of the array -- or at
 * least the start of the portion of the array to be printed
 * @param nmemb -- the number of item in the array (or at least 
 * the number of items to be printed)
 * @param size -- the number of bytes of the items in the array
 * @param fmt -- a formatting string 
 * **/
void parray2(void * base, size_t nmemb, size_t size, char* fmt) {
    for (int i = 0; i < nmemb; i++) {
        char c = *((char *)base);
        printf(fmt, c);
        base += size;
    }
    printf("\n");
}


int main(int argc, char const *argv[]) {
    srand(time(NULL));
    char aa[100];
    for (int i = 0; i < 100; i++)
        aa[i] = 'a' + (rand() % 26);
    parray2(aa, 100, sizeof(char), "%c");
}