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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/FlyString.h>
#include <AK/LogStream.h>
#include <AK/String.h>
#include <AK/StringView.h>
#ifdef KERNEL
# include <Kernel/Process.h>
# include <Kernel/Thread.h>
#endif
#if !defined(KERNEL)
# include <stdio.h>
#endif
namespace AK {
const LogStream& operator<<(const LogStream& stream, const String& value)
{
stream.write(value.characters(), value.length());
return stream;
}
const LogStream& operator<<(const LogStream& stream, const FlyString& value)
{
return stream << value.view();
}
const LogStream& operator<<(const LogStream& stream, const StringView& value)
{
stream.write(value.characters_without_null_termination(), value.length());
return stream;
}
const LogStream& operator<<(const LogStream& stream, int value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%d", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, long value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%ld", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, long long value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%lld", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, unsigned value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%u", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, unsigned long long value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%llu", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, unsigned long value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%lu", value);
return stream << buffer;
}
const LogStream& operator<<(const LogStream& stream, const void* value)
{
char buffer[32];
snprintf(buffer, sizeof(buffer), "%p", value);
return stream << buffer;
}
#if defined(__serenity__) && !defined(KERNEL)
static TriState got_process_name = TriState::Unknown;
static char process_name_buffer[256];
#endif
DebugLogStream dbg()
{
DebugLogStream stream;
#if defined(__serenity__) && !defined(KERNEL)
if (got_process_name == TriState::Unknown) {
if (get_process_name(process_name_buffer, sizeof(process_name_buffer)) == 0)
got_process_name = TriState::True;
else
got_process_name = TriState::False;
}
if (got_process_name == TriState::True)
stream << "\033[33;1m" << process_name_buffer << '(' << getpid() << ")\033[0m: ";
#endif
#if defined(__serenity__) && defined(KERNEL)
if (Kernel::Processor::is_initialized() && Kernel::Thread::current())
stream << "\033[34;1m[" << *Kernel::Thread::current() << "]\033[0m: ";
else
stream << "\033[36;1m[Kernel]\033[0m: ";
#endif
return stream;
}
#ifdef KERNEL
KernelLogStream klog()
{
KernelLogStream stream;
if (Kernel::Processor::is_initialized() && Kernel::Thread::current())
stream << "\033[34;1m[" << *Kernel::Thread::current() << "]\033[0m: ";
else
stream << "\033[36;1m[Kernel]\033[0m: ";
return stream;
}
#else
DebugLogStream klog()
{
return dbg();
}
#endif
#ifdef KERNEL
KernelLogStream::~KernelLogStream()
{
if (!empty()) {
char newline = '\n';
write(&newline, 1);
kernelputstr(reinterpret_cast<char*>(data()), size());
}
}
#endif
DebugLogStream::~DebugLogStream()
{
if (!empty() && s_enabled) {
char newline = '\n';
write(&newline, 1);
dbgputstr(reinterpret_cast<char*>(data()), size());
}
}
void DebugLogStream::set_enabled(bool enabled)
{
s_enabled = enabled;
}
bool DebugLogStream::is_enabled()
{
return s_enabled;
}
bool DebugLogStream::s_enabled = true;
#ifndef KERNEL
StdLogStream::~StdLogStream()
{
char newline = '\n';
write(&newline, 1);
}
void StdLogStream::write(const char* characters, int length) const
{
if (::write(m_fd, characters, length) < 0) {
perror("StdLogStream::write");
ASSERT_NOT_REACHED();
}
}
const LogStream& operator<<(const LogStream& stream, double value)
{
return stream << String::format("%.4f", value);
}
const LogStream& operator<<(const LogStream& stream, float value)
{
return stream << String::format("%.4f", value);
}
#endif
}
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