// gcc -g -O0 -m32 -std=c99 -fstack-protector copying.c
#include <stdio.h>
#include <string.h>

void user_stuff(char buffer[], int is_admin);

int main(int argc, char *argv[])
{
    char buffer[8] = {0};
    int is_admin = 0;

    printf("Enter name:\n");
    gets(buffer);

    if(strcmp(buffer, "admin") == 0)
        is_admin = 1;

    user_stuff(buffer, is_admin);

    return 0;
}


void user_stuff(char buffer[8], int is_admin)
{
    if(is_admin)
        printf("User %s is an administrator\n", buffer);
    else
        printf("User %s is not an administrator\n", buffer);
}