scroller.c

// simplified and fixed bug where too many \b characters were printed
#include <stdio.h>
#include <unistd.h>

int main (int argc, const char *argv[])
{
        int i;
        const char scroller[] = "|/-\\";
        for(i=0; i<20; ++i) {
                printf("%c", scroller[i % (sizeof(scroller) - 1)]);
                fflush(stdout);
                sleep(1);
                printf("\b");
        }
        printf("\n");
        return 0;
}