Mercurial > hg > toybox
view toys/hostname.c @ 463:dc88e450288c
Add hostname from Andre Renaud.
author | Rob Landley <rob@landley.net> |
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date | Wed, 15 Feb 2012 05:47:38 -0600 |
parents | |
children | 9e1fe8e287a2 |
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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, "", 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) { int len = strlen(hostname); if (sethostname(hostname, len)) perror_exit("cannot set hostname to '%s'", hostname); } else { char buffer[256]; if (gethostname(buffer, sizeof(buffer))) perror_exit("cannot get hostname"); xprintf("%s\n", buffer); } }