Mercurial > hg > toybox
view toys/whoami.c @ 521:b64064a044a4
Minor optimization.
author | Rob Landley <rob@landley.net> |
---|---|
date | Sun, 04 Mar 2012 01:29:57 -0600 |
parents | 3ee4c79971e9 |
children | 2247cdb73f2d |
line wrap: on
line source
/* vi: set sw=4 ts=4: * * whoami.c - Print effective user id * * Copyright 2012 Georgi Chorbadzhiyski <georgi@unixsol.org> * USE_WHOAMI(NEWTOY(whoami, NULL, TOYFLAG_USR|TOYFLAG_BIN)) config WHOAMI bool "whoami" default y help usage: whoami Print effective user id. */ #include "toys.h" void whoami_main(void) { struct passwd *pw = getpwuid(geteuid()); if (!pw) { perror("getpwuid"); toys.exitval = 1; return; } xputs(pw->pw_name); }