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1 /* vi: set sw=4 ts=4:
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2 *
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3 * hostname.c - Get/Set the hostname
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4 *
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5 * Copyright 2012 Andre Renaud <andre@bluewatersys.com>
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6 *
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7 * Not in SUSv4.
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8
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9 USE_HOSTNAME(NEWTOY(hostname, "", TOYFLAG_BIN))
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10
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11 config HOSTNAME
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12 bool "hostname"
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13 default n
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14 help
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15 usage: hostname [newname]
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16
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17 Get/Set the current hostname
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18 */
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19
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20 #include "toys.h"
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21
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22 void hostname_main(void)
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23 {
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24 const char *hostname = toys.optargs[0];
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25 if (hostname) {
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26 int len = strlen(hostname);
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27 if (sethostname(hostname, len))
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28 perror_exit("cannot set hostname to '%s'", hostname);
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29 } else {
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30 char buffer[256];
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31 if (gethostname(buffer, sizeof(buffer)))
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32 perror_exit("cannot get hostname");
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33 xprintf("%s\n", buffer);
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34 }
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35 }
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