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64 lines
1.8 KiB
64 lines
1.8 KiB
//===-- OsLogger.cpp --------------------------------------------*- C++ -*-===//
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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 "OsLogger.h"
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#include <Availability.h>
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#if (LLDB_USE_OS_LOG) && (__MAC_OS_X_VERSION_MAX_ALLOWED >= 101200)
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#include <os/log.h>
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#include "DNBDefs.h"
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#include "DNBLog.h"
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#define LLDB_OS_LOG_MAX_BUFFER_LENGTH 256
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namespace {
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// Darwin os_log logging callback that can be registered with
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// DNBLogSetLogCallback
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void DarwinLogCallback(void *baton, uint32_t flags, const char *format,
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va_list args) {
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if (format == nullptr)
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return;
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static os_log_t g_logger;
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if (!g_logger) {
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g_logger = os_log_create("com.apple.dt.lldb", "debugserver");
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if (!g_logger)
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return;
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}
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os_log_type_t log_type;
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if (flags & DNBLOG_FLAG_FATAL)
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log_type = OS_LOG_TYPE_FAULT;
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else if (flags & DNBLOG_FLAG_ERROR)
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log_type = OS_LOG_TYPE_ERROR;
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else if (flags & DNBLOG_FLAG_WARNING)
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log_type = OS_LOG_TYPE_DEFAULT;
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else if (flags & DNBLOG_FLAG_VERBOSE)
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log_type = OS_LOG_TYPE_DEBUG;
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else
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log_type = OS_LOG_TYPE_DEFAULT;
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// This code is unfortunate. os_log* only takes static strings, but
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// our current log API isn't set up to make use of that style.
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char buffer[LLDB_OS_LOG_MAX_BUFFER_LENGTH];
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vsnprintf(buffer, sizeof(buffer), format, args);
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os_log_with_type(g_logger, log_type, "%{public}s", buffer);
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}
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}
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DNBCallbackLog OsLogger::GetLogFunction() { return DarwinLogCallback; }
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#else
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DNBCallbackLog OsLogger::GetLogFunction() { return nullptr; }
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#endif
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