main.c

#include <stdio.h>
#include "str.h"

int main(int argc, char *argv[])
{
    printf("--strchr--\n");
    char *str = "this is a test!";
    printf("%s\n", my_strchr(str, 'a'));

    printf("\n--substr--\n");
    char *substr = my_substr(str, 0, 9);
    printf("%s\n", substr);
    free(substr);

    printf("\n--strstr--\n");
    printf("%s\n", my_strstr(str, "test"));
    printf("%s\n", my_strstr(str, "this"));

    char *notfound = my_strstr(str, "unexistent");

    if(notfound != NULL){
        printf("%s\n", notfound);
    }

    printf("\n--strsplit--\n");
    size_t max_len = 32;
    char *splitted[max_len];
    size_t len = my_strsplit(str, ' ', max_len, splitted);
    int i;

    for(i = 0; i < len; i++)
    {
        printf("%s\n", splitted[i]);
        free(splitted[i]);
    }


    return 0;
}