in libcef/common/alloy/alloy_main_delegate.cc [86:341]
bool AlloyMainDelegate::BasicStartupComplete(int* exit_code) {
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
#if defined(OS_POSIX)
// Read the crash configuration file. Platforms using Breakpad also add a
// command-line switch. On Windows this is done from chrome_elf.
crash_reporting::BasicStartupComplete(command_line);
#endif
if (process_type.empty()) {
// In the browser process. Populate the global command-line object.
if (settings_->command_line_args_disabled) {
// Remove any existing command-line arguments.
base::CommandLine::StringVector argv;
argv.push_back(command_line->GetProgram().value());
command_line->InitFromArgv(argv);
const base::CommandLine::SwitchMap& map = command_line->GetSwitches();
const_cast<base::CommandLine::SwitchMap*>(&map)->clear();
}
bool no_sandbox = settings_->no_sandbox ? true : false;
if (settings_->browser_subprocess_path.length > 0) {
base::FilePath file_path =
base::FilePath(CefString(&settings_->browser_subprocess_path));
if (!file_path.empty()) {
command_line->AppendSwitchPath(switches::kBrowserSubprocessPath,
file_path);
#if defined(OS_WIN)
// The sandbox is not supported when using a separate subprocess
// executable on Windows.
no_sandbox = true;
#endif
}
}
#if defined(OS_MAC)
if (settings_->framework_dir_path.length > 0) {
base::FilePath file_path =
base::FilePath(CefString(&settings_->framework_dir_path));
if (!file_path.empty())
command_line->AppendSwitchPath(switches::kFrameworkDirPath, file_path);
}
if (settings_->main_bundle_path.length > 0) {
base::FilePath file_path =
base::FilePath(CefString(&settings_->main_bundle_path));
if (!file_path.empty())
command_line->AppendSwitchPath(switches::kMainBundlePath, file_path);
}
#endif
if (no_sandbox)
command_line->AppendSwitch(sandbox::policy::switches::kNoSandbox);
if (settings_->user_agent.length > 0) {
command_line->AppendSwitchASCII(
embedder_support::kUserAgent,
CefString(&settings_->user_agent).ToString());
} else if (settings_->user_agent_product.length > 0) {
command_line->AppendSwitchASCII(
switches::kUserAgentProductAndVersion,
CefString(&settings_->user_agent_product).ToString());
}
if (settings_->locale.length > 0) {
command_line->AppendSwitchASCII(switches::kLang,
CefString(&settings_->locale).ToString());
} else if (!command_line->HasSwitch(switches::kLang)) {
command_line->AppendSwitchASCII(switches::kLang, "en-US");
}
base::FilePath log_file;
bool has_log_file_cmdline = false;
if (settings_->log_file.length > 0)
log_file = base::FilePath(CefString(&settings_->log_file));
if (log_file.empty() && command_line->HasSwitch(switches::kLogFile)) {
log_file = command_line->GetSwitchValuePath(switches::kLogFile);
if (!log_file.empty())
has_log_file_cmdline = true;
}
if (log_file.empty())
log_file = resource_util::GetDefaultLogFilePath();
DCHECK(!log_file.empty());
if (!has_log_file_cmdline)
command_line->AppendSwitchPath(switches::kLogFile, log_file);
if (settings_->log_severity != LOGSEVERITY_DEFAULT) {
std::string log_severity;
switch (settings_->log_severity) {
case LOGSEVERITY_VERBOSE:
log_severity = switches::kLogSeverity_Verbose;
break;
case LOGSEVERITY_INFO:
log_severity = switches::kLogSeverity_Info;
break;
case LOGSEVERITY_WARNING:
log_severity = switches::kLogSeverity_Warning;
break;
case LOGSEVERITY_ERROR:
log_severity = switches::kLogSeverity_Error;
break;
case LOGSEVERITY_FATAL:
log_severity = switches::kLogSeverity_Fatal;
break;
case LOGSEVERITY_DISABLE:
log_severity = switches::kLogSeverity_Disable;
break;
default:
break;
}
if (!log_severity.empty())
command_line->AppendSwitchASCII(switches::kLogSeverity, log_severity);
}
if (settings_->javascript_flags.length > 0) {
command_line->AppendSwitchASCII(
switches::kJavaScriptFlags,
CefString(&settings_->javascript_flags).ToString());
}
if (settings_->pack_loading_disabled) {
command_line->AppendSwitch(switches::kDisablePackLoading);
} else {
if (settings_->resources_dir_path.length > 0) {
base::FilePath file_path =
base::FilePath(CefString(&settings_->resources_dir_path));
if (!file_path.empty()) {
command_line->AppendSwitchPath(switches::kResourcesDirPath,
file_path);
}
}
if (settings_->locales_dir_path.length > 0) {
base::FilePath file_path =
base::FilePath(CefString(&settings_->locales_dir_path));
if (!file_path.empty())
command_line->AppendSwitchPath(switches::kLocalesDirPath, file_path);
}
}
if (settings_->remote_debugging_port >= 1024 &&
settings_->remote_debugging_port <= 65535) {
command_line->AppendSwitchASCII(
switches::kRemoteDebuggingPort,
base::NumberToString(settings_->remote_debugging_port));
}
if (settings_->uncaught_exception_stack_size > 0) {
command_line->AppendSwitchASCII(
switches::kUncaughtExceptionStackSize,
base::NumberToString(settings_->uncaught_exception_stack_size));
}
#if defined(OS_WIN)
std::vector<std::string> disable_features;
if (features::kCalculateNativeWinOcclusion.default_state ==
base::FEATURE_ENABLED_BY_DEFAULT) {
// TODO: Add support for occlusion detection in combination with native
// parent windows (see issue #2805).
disable_features.push_back(features::kCalculateNativeWinOcclusion.name);
}
if (spellcheck::kWinUseBrowserSpellChecker.default_state ==
base::FEATURE_ENABLED_BY_DEFAULT) {
// TODO: Add support for windows spellcheck service (see issue #3055).
disable_features.push_back(spellcheck::kWinUseBrowserSpellChecker.name);
}
if (!disable_features.empty()) {
DCHECK(!base::FeatureList::GetInstance());
std::string disable_features_str =
command_line->GetSwitchValueASCII(switches::kDisableFeatures);
for (auto feature_str : disable_features) {
if (!disable_features_str.empty())
disable_features_str += ",";
disable_features_str += feature_str;
}
command_line->AppendSwitchASCII(switches::kDisableFeatures,
disable_features_str);
}
#endif // defined(OS_WIN)
}
if (application_) {
// Give the application a chance to view/modify the command line.
CefRefPtr<CefCommandLineImpl> commandLinePtr(
new CefCommandLineImpl(command_line, false, false));
application_->OnBeforeCommandLineProcessing(CefString(process_type),
commandLinePtr.get());
ignore_result(commandLinePtr->Detach(nullptr));
}
// Initialize logging.
logging::LoggingSettings log_settings;
const base::FilePath& log_file =
command_line->GetSwitchValuePath(switches::kLogFile);
DCHECK(!log_file.empty());
log_settings.log_file_path = log_file.value().c_str();
log_settings.lock_log = logging::DONT_LOCK_LOG_FILE;
log_settings.delete_old = logging::APPEND_TO_OLD_LOG_FILE;
logging::LogSeverity log_severity = logging::LOG_INFO;
std::string log_severity_str =
command_line->GetSwitchValueASCII(switches::kLogSeverity);
if (!log_severity_str.empty()) {
if (base::LowerCaseEqualsASCII(log_severity_str,
switches::kLogSeverity_Verbose)) {
log_severity = logging::LOG_VERBOSE;
} else if (base::LowerCaseEqualsASCII(log_severity_str,
switches::kLogSeverity_Warning)) {
log_severity = logging::LOG_WARNING;
} else if (base::LowerCaseEqualsASCII(log_severity_str,
switches::kLogSeverity_Error)) {
log_severity = logging::LOG_ERROR;
} else if (base::LowerCaseEqualsASCII(log_severity_str,
switches::kLogSeverity_Fatal)) {
log_severity = logging::LOG_FATAL;
} else if (base::LowerCaseEqualsASCII(log_severity_str,
switches::kLogSeverity_Disable)) {
log_severity = LOGSEVERITY_DISABLE;
}
}
if (log_severity == LOGSEVERITY_DISABLE) {
log_settings.logging_dest = logging::LOG_NONE;
// By default, ERROR and FATAL messages will always be output to stderr due
// to the kAlwaysPrintErrorLevel value in base/logging.cc. We change the log
// level here so that only FATAL messages are output.
logging::SetMinLogLevel(logging::LOG_FATAL);
} else {
log_settings.logging_dest = logging::LOG_TO_ALL;
logging::SetMinLogLevel(log_severity);
}
logging::InitLogging(log_settings);
ContentSettingsPattern::SetNonWildcardDomainNonPortSchemes(
kNonWildcardDomainNonPortSchemes, kNonWildcardDomainNonPortSchemesSize);
content::SetContentClient(&content_client_);
#if defined(OS_MAC)
util_mac::BasicStartupComplete();
#endif
return false;
}