forked from OSchip/llvm-project
43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
//===- Logging.cpp --------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "Logging.h"
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#include "llvm/Support/Chrono.h"
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace mlir;
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using namespace mlir::lsp;
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void Logger::setLogLevel(Level logLevel) { get().logLevel = logLevel; }
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Logger &Logger::get() {
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static Logger logger;
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return logger;
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}
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void Logger::log(Level logLevel, const char *fmt,
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const llvm::formatv_object_base &message) {
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Logger &logger = get();
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// Ignore messages with log levels below the current setting in the logger.
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if (logLevel < logger.logLevel)
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return;
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// An indicator character for each log level.
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const char *logLevelIndicators = "DIE";
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// Format the message and print to errs.
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llvm::sys::TimePoint<> timestamp = std::chrono::system_clock::now();
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std::lock_guard<std::mutex> logGuard(logger.mutex);
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llvm::errs() << llvm::formatv(
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"{0}[{1:%H:%M:%S.%L}] {2}\n",
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logLevelIndicators[static_cast<unsigned>(logLevel)], timestamp, message);
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llvm::errs().flush();
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}
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