blob: d35572ecea89cd8b2af2d637a7828478d730c21e [file] [log] [blame]
Erik Andersene49d5ec2000-02-08 19:58:47 +00001/* vi: set sw=4 ts=4: */
Erik Andersen31638212000-01-15 22:28:50 +00002/*
3 * Mini whoami implementation for busybox
4 *
5 * Copyright (C) 2000 Edward Betts <edward@debian.org>.
6 *
"Robert P. J. Day"801ab142006-07-12 07:56:04 +00007 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
Erik Andersen31638212000-01-15 22:28:50 +00008 */
9
Manuel Novoa III cad53642003-03-19 09:13:01 +000010/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
Eric Andersen8d4c3972001-03-09 21:28:09 +000011
Denis Vlasenkob6adbf12007-05-26 19:00:18 +000012#include "libbb.h"
Erik Andersen31638212000-01-15 22:28:50 +000013
Denis Vlasenko99912ca2007-04-10 15:43:37 +000014/* This is a NOFORK applet. Be very careful! */
15
Denis Vlasenko9b49a5e2007-10-11 10:05:36 +000016int whoami_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
Denis Vlasenko68404f12008-03-17 09:00:54 +000017int whoami_main(int argc, char **argv ATTRIBUTE_UNUSED)
Erik Andersene49d5ec2000-02-08 19:58:47 +000018{
Erik Andersene49d5ec2000-02-08 19:58:47 +000019 if (argc > 1)
Manuel Novoa III cad53642003-03-19 09:13:01 +000020 bb_show_usage();
Erik Andersen31638212000-01-15 22:28:50 +000021
Denis Vlasenko3734b942007-07-27 11:20:10 +000022 /* Will complain and die if username not found */
23 puts(bb_getpwuid(NULL, -1, geteuid()));
Denis Vlasenko99912ca2007-04-10 15:43:37 +000024
25 return fflush(stdout);
Erik Andersen31638212000-01-15 22:28:50 +000026}