Simple use case for strsep

tokenize.c

#include <stdio.h>
#include <string.h>

/*
 * Split the argument by ','
 */
int main(int argc, char **argv)
{
        char *token;
        char *string = argv[1];

        for (token = strsep(&string, ","); token; token = strsep(&string, ","))
        {
                puts(token);
        }

        return 0;
}