Mercurial > hg > toybox
view toys/hostname.c @ 553:75da5d793fc8
Unwind gratuitous macros.
author | Rob Landley <rob@landley.net> |
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date | Mon, 19 Mar 2012 20:56:18 -0500 |
parents | 9e1fe8e287a2 |
children |
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/* vi: set sw=4 ts=4: * * hostname.c - Get/Set the hostname * * Copyright 2012 Andre Renaud <andre@bluewatersys.com> * * Not in SUSv4. USE_HOSTNAME(NEWTOY(hostname, NULL, TOYFLAG_BIN)) config HOSTNAME bool "hostname" default n help usage: hostname [newname] Get/Set the current hostname */ #include "toys.h" void hostname_main(void) { const char *hostname = toys.optargs[0]; if (hostname) { if (sethostname(hostname, strlen(hostname))) perror_exit("cannot set hostname to '%s'", hostname); } else { if (gethostname(toybuf, sizeof(toybuf))) perror_exit("cannot get hostname"); xputs(toybuf); } }