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ed4c2f2f8e
This generally seems like a better name, especially if we somehow also need a better name for "read the entire buffer, but not the entire file" somewhere down the line.
23 lines
625 B
C++
23 lines
625 B
C++
/*
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* Copyright (c) 2021, Peter Elliott <pelliott@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/JsonObject.h>
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#include <LibCore/Stream.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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ErrorOr<int> serenity_main(Main::Arguments)
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{
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TRY(Core::System::pledge("stdio rpath"));
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auto file = TRY(Core::Stream::File::open("/sys/kernel/cpuinfo"sv, Core::Stream::OpenMode::Read));
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auto buffer = TRY(file->read_until_eof());
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auto json = TRY(JsonValue::from_string(buffer));
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auto const& cpuinfo_array = json.as_array();
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outln("{}", cpuinfo_array.size());
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return 0;
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}
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