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https://github.com/SerenityOS/serenity
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f38cfb3562
When using dbg() in the kernel, the output is automatically prefixed with [Process(PID:TID)]. This makes it a lot easier to understand which thread is generating the output. This patch also cleans up some common logging messages and removes the now-unnecessary "dbg() << *current << ..." pattern.
98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/LogStream.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#ifdef KERNEL
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# include <Kernel/Process.h>
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# include <Kernel/Thread.h>
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#endif
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namespace AK {
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const LogStream& operator<<(const LogStream& stream, const String& value)
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{
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stream.write(value.characters(), value.length());
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return stream;
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}
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const LogStream& operator<<(const LogStream& stream, const StringView& value)
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{
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stream.write(value.characters_without_null_termination(), value.length());
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return stream;
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}
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const LogStream& operator<<(const LogStream& stream, i32 value)
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{
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return stream << String::number(value);
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}
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const LogStream& operator<<(const LogStream& stream, u32 value)
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{
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return stream << String::number(value);
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}
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const LogStream& operator<<(const LogStream& stream, u64 value)
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{
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return stream << String::number(value);
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}
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const LogStream& operator<<(const LogStream& stream, const void* value)
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{
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return stream << String::format("%p", value);
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}
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#if defined(__serenity__) && !defined(KERNEL)
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static TriState got_process_name = TriState::Unknown;
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static char process_name_buffer[256];
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#endif
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DebugLogStream dbg()
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{
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DebugLogStream stream;
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#if defined(__serenity__) && !defined(KERNEL)
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if (got_process_name == TriState::Unknown) {
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if (get_process_name(process_name_buffer, sizeof(process_name_buffer)) == 0)
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got_process_name = TriState::True;
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else
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got_process_name = TriState::False;
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}
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if (got_process_name == TriState::True)
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stream << "\033[33;1m" << process_name_buffer << '(' << getpid() << ")\033[0m: ";
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#endif
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#if defined(__serenity__) && defined(KERNEL)
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if (current)
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stream << "\033[34;1m[" << *current << "]\033[0m: ";
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else
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stream << "\033[36;1m[Kernel]\033[0m: ";
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#endif
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return stream;
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}
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}
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