/* whoami - print the current user name Author: Terrence W. Holm */ #include <sys/types.h> #include <pwd.h> #include <stdio.h> struct passwd *getpwuid(); main() { struct passwd *pw_entry; pw_entry = getpwuid(geteuid()); if (pw_entry == NULL) exit(1); puts(pw_entry->pw_name); exit(0); }