busybox/coreutils/whoami.c

32 lines
781 B
C
Raw Normal View History

/* 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.
*/
2003-03-19 14:43:01 +05:30
/* 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"
/* This is a NOFORK applet. Be very careful! */
int whoami_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int whoami_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
if (argv[1])
2003-03-19 14:43:01 +05:30
bb_show_usage();
/* Will complain and die if username not found */
puts(xuid2uname(geteuid()));
return fflush_all();
}