C - Get user identity
=====================

Public domain
********************************************************************************

    #include <stdio.h>
    #include <stdlib.h>
    int main(int argc, char *argv[])
    {
            if (getuid() != 0) {
                    fprintf(stderr, "%s: root privelidges needed\n", *(argv + 0));
                    exit(EXIT_FAILURE);
            }
    }

********************************************************************************
_BY: Pejman Moghadam_  
_TAG: c, getuid_  
_DATE: 2011-06-01 15:35:50_