Mercurial > hg > toybox
view toys/whoami.c @ 552:7b85b0a0e9c0
Have probe for unshare test for actual unshare() function in libc.
author | Rob Landley <rob@landley.net> |
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date | Mon, 19 Mar 2012 20:15:08 -0500 |
parents | 878b94b32866 |
children |
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/* vi: set sw=4 ts=4: * * whoami.c - Print effective user name * * 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 name. */ #include "toys.h" void whoami_main(void) { struct passwd *pw = getpwuid(geteuid()); if (!pw) { perror("getpwuid"); toys.exitval = 1; return; } xputs(pw->pw_name); }