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SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/String.h>
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#include <AK/StringBuilder.h>
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#include <AK/Vector.h>
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#include <LibCore/ArgsParser.h>
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#include <stdio.h>
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#include <sys/utsname.h>
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#include <unistd.h>
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int main(int argc, char** argv)
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{
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if (pledge("stdio", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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bool flag_system = false;
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bool flag_node = false;
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bool flag_release = false;
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bool flag_machine = false;
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bool flag_all = false;
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Core::ArgsParser args_parser;
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args_parser.add_option(flag_system, "Print the system name (default)", nullptr, 's');
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args_parser.add_option(flag_node, "Print the node name", nullptr, 'n');
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args_parser.add_option(flag_release, "Print the system release", nullptr, 'r');
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args_parser.add_option(flag_machine, "Print the machine hardware name", nullptr, 'm');
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args_parser.add_option(flag_all, "Print all information (same as -snrm)", nullptr, 'a');
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args_parser.parse(argc, argv);
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if (flag_all)
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flag_system = flag_node = flag_release = flag_machine = true;
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if (!flag_system && !flag_node && !flag_release && !flag_machine)
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flag_system = true;
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utsname uts;
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int rc = uname(&uts);
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if (rc < 0) {
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perror("uname() failed");
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return 0;
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}
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Vector<String> parts;
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if (flag_system)
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parts.append(uts.sysname);
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if (flag_node)
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parts.append(uts.nodename);
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if (flag_release)
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parts.append(uts.release);
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if (flag_machine)
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parts.append(uts.machine);
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StringBuilder builder;
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builder.join(' ', parts);
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puts(builder.to_string().characters());
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return 0;
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}
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