| /* vi: set sw=4 ts=4: */ |
| /* |
| * Mini logname implementation for busybox |
| * |
| * Copyright (C) 2000 Edward Betts <edward@debian.org>. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include "busybox.h" |
| |
| extern int logname_main(int argc, char **argv) |
| { |
| char user[9]; |
| |
| if (argc > 1) |
| show_usage(); |
| |
| my_getpwuid(user, geteuid()); |
| if (*user) { |
| puts(user); |
| return EXIT_SUCCESS; |
| } |
| error_msg_and_die("no login name"); |
| } |