hush/coreutils/whoami.c
Denis Vlasenko 9b49a5ed85 add -fvisibility=hidden to CC flags, mark XXX_main functions
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-11 10:05:36 +00:00

27 lines
597 B
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 tarball for details.
*/
/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
#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, char **argv)
{
if (argc > 1)
bb_show_usage();
/* Will complain and die if username not found */
puts(bb_getpwuid(NULL, -1, geteuid()));
return fflush(stdout);
}