// Copyright 2014 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "base/mac/mach_logging.h" #include <iomanip> #include <string> #include "base/strings/stringprintf.h" #include "build/build_config.h" #if !defined(OS_IOS) #include <servers/bootstrap.h> #endif // !OS_IOS namespace { std::string FormatMachErrorNumber(mach_error_t mach_err) { // For the os/kern subsystem, give the error number in decimal as in // <mach/kern_return.h>. Otherwise, give it in hexadecimal to make it easier // to visualize the various bits. See <mach/error.h>. if (mach_err >= 0 && mach_err < KERN_RETURN_MAX) { return base::StringPrintf(" (%d)", mach_err); } return base::StringPrintf(" (0x%08x)", mach_err); } } // namespace namespace logging { MachLogMessage::MachLogMessage(const char* file_path, int line, LogSeverity severity, mach_error_t mach_err) : LogMessage(file_path, line, severity), mach_err_(mach_err) { } MachLogMessage::~MachLogMessage() { stream() << ": " << mach_error_string(mach_err_) << FormatMachErrorNumber(mach_err_); } #if !defined(OS_IOS) BootstrapLogMessage::BootstrapLogMessage(const char* file_path, int line, LogSeverity severity, kern_return_t bootstrap_err) : LogMessage(file_path, line, severity), bootstrap_err_(bootstrap_err) { } BootstrapLogMessage::~BootstrapLogMessage() { stream() << ": " << bootstrap_strerror(bootstrap_err_); switch (bootstrap_err_) { case BOOTSTRAP_SUCCESS: case BOOTSTRAP_NOT_PRIVILEGED: case BOOTSTRAP_NAME_IN_USE: case BOOTSTRAP_UNKNOWN_SERVICE: case BOOTSTRAP_SERVICE_ACTIVE: case BOOTSTRAP_BAD_COUNT: case BOOTSTRAP_NO_MEMORY: case BOOTSTRAP_NO_CHILDREN: { // Show known bootstrap errors in decimal because that's how they're // defined in <servers/bootstrap.h>. stream() << " (" << bootstrap_err_ << ")"; break; } default: { // bootstrap_strerror passes unknown errors to mach_error_string, so // format them as they would be if they were handled by // MachErrorMessage. stream() << FormatMachErrorNumber(bootstrap_err_); break; } } } #endif // !OS_IOS } // namespace logging