Subversion Repositories planix.SVN

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

/*
 * BUG: supposed to be for effective uid,
 * but plan9 doesn't have that concept
 */
char *
cuserid(char *s)
{
        char *logname;
        static char buf[L_cuserid];

        if((logname = getlogin()) == NULL)
                return(NULL);
        if(s == 0)
                s = buf;
        strncpy(s, logname, sizeof buf);
        return(s);
}