2020-01-18 11:38:21 +03:00
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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2021-04-22 11:24:48 +03:00
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* SPDX-License-Identifier: BSD-2-Clause
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2020-01-18 11:38:21 +03:00
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*/
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2020-08-05 22:24:48 +03:00
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#include <LibCore/ArgsParser.h>
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2022-01-14 01:15:25 +03:00
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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2021-04-25 22:05:02 +03:00
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#include <limits.h>
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2019-06-07 12:49:31 +03:00
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#include <stdio.h>
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2018-11-09 12:18:04 +03:00
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#include <string.h>
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2019-06-07 12:49:31 +03:00
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#include <unistd.h>
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2018-10-26 10:54:29 +03:00
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2022-01-14 01:15:25 +03:00
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ErrorOr<int> serenity_main(Main::Arguments args)
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2018-10-26 10:54:29 +03:00
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{
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2020-08-05 22:24:48 +03:00
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const char* hostname = nullptr;
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2020-04-26 08:59:47 +03:00
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2020-08-05 22:24:48 +03:00
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Core::ArgsParser args_parser;
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args_parser.add_positional_argument(hostname, "Hostname to set", "hostname", Core::ArgsParser::Required::No);
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2022-01-14 01:15:25 +03:00
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args_parser.parse(args);
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2020-08-05 22:24:48 +03:00
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if (!hostname) {
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2022-01-14 01:15:25 +03:00
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outln("{}", TRY(Core::System::gethostname()));
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2020-08-05 22:24:48 +03:00
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} else {
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if (strlen(hostname) >= HOST_NAME_MAX) {
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2021-05-31 17:43:25 +03:00
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warnln("Hostname must be less than {} characters", HOST_NAME_MAX);
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2020-08-05 22:24:48 +03:00
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return 1;
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}
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2022-01-14 01:15:25 +03:00
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TRY(Core::System::sethostname(hostname));
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2020-08-05 22:24:48 +03:00
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}
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2018-10-26 10:54:29 +03:00
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return 0;
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}
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