40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini whoami implementation for busybox
|
|
*
|
|
* Copyright (C) 2000 Edward Betts <edward@debian.org>.
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
|
|
*/
|
|
//config:config WHOAMI
|
|
//config: bool "whoami"
|
|
//config: default y
|
|
//config: help
|
|
//config: whoami is used to print the username of the current
|
|
//config: user id (same as id -un).
|
|
|
|
//applet:IF_WHOAMI(APPLET_NOFORK(whoami, whoami, BB_DIR_USR_BIN, BB_SUID_DROP, whoami))
|
|
|
|
//kbuild:lib-$(CONFIG_WHOAMI) += whoami.o
|
|
|
|
/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
|
|
|
|
//usage:#define whoami_trivial_usage
|
|
//usage: ""
|
|
//usage:#define whoami_full_usage "\n\n"
|
|
//usage: "Print the user name associated with the current effective user id"
|
|
|
|
#include "libbb.h"
|
|
|
|
int whoami_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
|
int whoami_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
|
|
{
|
|
if (argv[1])
|
|
bb_show_usage();
|
|
|
|
/* Will complain and die if username not found */
|
|
puts(xuid2uname(geteuid()));
|
|
|
|
return fflush_all();
|
|
}
|