/**
- * @file main/gui/main.cpp
- * @brief The main eVaf GUI application class
+ * @file main/CLI/main.cpp
+ * @brief The main eVaf CLI application class
*
* Copyright (c) 2011 Enar Vaikene
*
#include "main.h"
#include "exithandler.h"
-#include "fatalerr.h"
-#include "version_p.h"
+//#include "version_p.h"
#include "version.h"
-#ifdef Q_OS_WIN32
-#include "winconsole.h"
+#include <Common/Globals>
+#include <Common/iLogger>
+#include <Common/iEnv>
+#include <Common/iApp>
+
+#include <Plugins/PluginManager>
+
+#include <QtCore>
+
+#ifdef Q_OS_LINUX
+# include <sys/types.h>
+# include <unistd.h>
#endif
-#include <QtGui>
+using namespace eVaf;
+
+//-------------------------------------------------------------------
+
+namespace eVaf {
+namespace CLI {
+namespace Internal {
+
+/**
+ * Qt message handler replacement.
+ * @param type Type of the message
+ * @param msg The message
+ *
+ * This function outputs messages to the console and to the log file.
+ */
+static void messageOutput(QtMsgType type, char const * const msg)
+{
+ static bool inHandler = false;
+
+ // Avoid recursions in case outputting a message causes another message to be output
+ if (inHandler)
+ return;
+ inHandler = true;
+
+ // Qt message type conversion to eVaf logger severity levels
+ Common::iLogger::Severity v;
+ switch (type) {
+ case QtWarningMsg:
+ v = Common::iLogger::Warning;
+ break;
+ case QtCriticalMsg:
+ v = Common::iLogger::Error;
+ break;
+ case QtFatalMsg:
+ v = Common::iLogger::Fatal;
+ break;
+ default:
+ v = Common::iLogger::Debug;
+ }
+
+ // Output to the log file and console
+ Common::iLogger::instance()->write(v, msg);
+ inHandler = false;
+}
+
+/**
+ * Fatal error message handler
+ * @param msg The error message
+ * @param source Source of the message
+ * @param where Where the error occurred
+ *
+ * This function shows a critical error message box on the screen if needed and then terminates
+ * the application.
+ *
+ * If the critical error message is shown, then the user has an option to ignore the error. In this
+ * case the application is not terminated.
+ */
+static void fatalMsgHandler(QString const & msg, QString const & source, QString const & where)
+{
+#ifdef Q_OS_LINUX
+ abort();
+#else
+ exit(1);
+#endif
+}
+
+} // namespace eVaf::CLI::Internal
+} // namespace eVaf::CLI
+} // namespace eVaf
//-------------------------------------------------------------------
-using namespace eVafGUI;
+using namespace eVaf::CLI;
Application::Application(int & argc, char ** argv)
- : QApplication(argc, argv)
+ : QCoreApplication(argc, argv)
{
- setObjectName(QString("%1-%2").arg(VER_MODULENAME_STR).arg(__FUNCTION__));
-
- setWindowIcon(QIcon(":/eVafGUI/Icon"));
+ setObjectName(QString("%1-%2").arg(VER_MODULE_NAME_STR).arg(__FUNCTION__));
}
Application::~Application()
{
}
+bool Application::processCommandLine(int argc, char ** argv)
+{
+ Common::iLogger::Severity consoleSeverityLevel = Common::iLogger::Fatal;
+
+ QStringList args;
+ for (int i = 1; i < argc; ++i)
+ args += argv[i];
+
+ for (int i = 0; i < args.size(); ++i) {
+ // Get the argument and optional value
+ QStringList arg = args.at(i).simplified().split(QChar('='));
+
+ if (QRegExp("(-[-]?version)|([-//]V)").exactMatch(arg.at(0))) {
+ printVersion();
+ return false;
+ }
+ else if (QRegExp("(-[-]?help)|([-//][h/?])").exactMatch(arg.at(0))) {
+ printHelp();
+ return false;
+ }
+ else if (QRegExp("-[-]?verbose").exactMatch(arg.at(0)) && arg.size() > 1) {
+ QString v = arg.at(1).toLower();
+ if (v == "debug")
+ consoleSeverityLevel = Common::iLogger::Debug;
+ else if (v == "info")
+ consoleSeverityLevel = Common::iLogger::Info;
+ else if (v == "warning")
+ consoleSeverityLevel = Common::iLogger::Warning;
+ else if (v == "error")
+ consoleSeverityLevel = Common::iLogger::Error;
+ else if (v == "fatal")
+ consoleSeverityLevel = Common::iLogger::Fatal;
+ else if (v == "none") {
+ consoleSeverityLevel = Common::iLogger::None;
+ }
+ else {
+ printHelp();
+ return false;
+ }
+ }
+ else if (QRegExp("-[v]+").exactMatch(arg.at(0)) && arg.size() == 1) {
+ // The number of 'v's increases the verbosity
+ for (int j = 1; j < arg.at(0).size(); ++j) {
+ switch (consoleSeverityLevel) {
+ case Common::iLogger::None:
+ consoleSeverityLevel = Common::iLogger::Fatal;
+ break;
+ case Common::iLogger::Fatal:
+ consoleSeverityLevel = Common::iLogger::Error;
+ break;
+ case Common::iLogger::Error:
+ consoleSeverityLevel = Common::iLogger::Warning;
+ break;
+ case Common::iLogger::Warning:
+ consoleSeverityLevel = Common::iLogger::Info;
+ break;
+ case Common::iLogger::Info:
+ consoleSeverityLevel = Common::iLogger::Debug;
+ break;
+ case Common::iLogger::Debug:
+ break;
+ }
+ }
+ }
+ }
+
+ // Set the console severity
+ Common::iLogger::instance()->setConsoleSeverity(consoleSeverityLevel);
+
+ return true;
+}
+
+void Application::printHelp()
+{
+ char const * const txt = QT_TR_NOOP(
+ "Usage: eVafCLI [options]\n"
+ "\n"
+ // General options
+ " -help Shows this help and quits.\n"
+ " -version Shows version information and quits.\n"
+ " -verbose=LEVEL Specifies the verbose level. LEVEL can be one of the\n"
+ " following: NONE, FATAL, ERROR, WARNING, INFO, DEBUG.\n"
+ " -v Makes the application more verbose. Can be repeated for\n"
+ " more verbosity.\n"
+ // Handled by the iApp interface implementation
+ " -appl[ication]=NAME Specifies the name of the application.\n"
+ " -lang[uage]=xx[_CC] Specifies the language, where xx is the ISO 639\n"
+ " language code followed by an optional ISO 3166 country\n"
+ " code.\n"
+ // Handled by the iEnv interface implementation
+ " -root[dir]=DIR Specifies the application's root directory.\n"
+ " -dataroot[dir]=DIR Specifies the data root directory.\n"
+ " -etc[dir]=DIR Specifies the configuration files directory.\n"
+ " -log[dir]=DIR Specifies the log files directory.\n"
+ " -doc[dir]=DIR Specifies the documentation directory.\n"
+ " -qtplugins[dir]=DIR Specifies the Qt plugins directory.\n"
+ );
+ ::fputs(tr(txt).toLocal8Bit().constData(), stdout);
+}
+
+void Application::printVersion()
+{
+ ::printf("%s version %s release date %s, %s version %s\n",
+ VER_PRODUCT_NAME_STR,
+ VER_PRODUCT_VERSION_STR,
+ VER_PRODUCT_DATE_STR,
+ VER_MODULE_NAME_STR,
+ VER_FILE_VERSION_STR
+ );
+}
+
//-------------------------------------------------------------------
int main(int argc, char ** argv)
{
+ Common::iLogger::instance()->setSeverity(Common::iLogger::Warning);
+
+ // Install our onw message handlers
+ Common::iLogger::instance()->installFatalMsgHandler(Internal::fatalMsgHandler);
+ qInstallMsgHandler(Internal::messageOutput);
+
+ // Process command-line arguments
+ if (!Application::processCommandLine(argc, argv))
+ return 1;
+
+ EVAF_INFO("%s version %s release date %s, %s version %s",
+ VER_PRODUCT_NAME_STR,
+ VER_PRODUCT_VERSION_STR,
+ VER_PRODUCT_DATE_STR,
+ VER_MODULE_NAME_STR,
+ VER_FILE_VERSION_STR);
+
+#ifdef Q_OS_LINUX
+ EVAF_INFO("%s application pid = %d", VER_MODULE_NAME_STR, getpid());
+#endif
+
Application app(argc, argv);
+ // Install the exit handler
+ if (!Internal::installExitHandler())
+ return 1;
+
+ // Plugin manager
+ Plugins::PluginManager pluginManager;
+
+ // The main run loop
+ bool quit = false;
+ int rval;
+ while (!quit) {
+
+ EVAF_INFO("%s is starting up", VER_MODULE_NAME_STR);
+
+ // Initialize the common library
+ if (!Common::init())
+ return 1;
+
+ // Initialize the plugin manager and load plugins
+ if (!pluginManager.init())
+ return 1;
+
+ // Run the application
+ EVAF_INFO("Running %s", VER_MODULE_NAME_STR);
+ rval = app.exec();
+
+ quit = rval != Common::iApp::RC_Restart;
+
+ EVAF_INFO("%s is %s", VER_MODULE_NAME_STR, quit ? "exiting" : "restarting");
+
+ // Unload plugins and finalize the plugin manager
+ pluginManager.done();
+ }
+
+ EVAF_INFO("%s exit with code %d", VER_MODULE_NAME_STR, rval);
+
return rval;
}
/**
- * @file main/cli/main.h
+ * @file main/CLI/main.h
* @brief The main eVaf CLI application class
*
* Copyright (c) 2011 Enar Vaikene
*/
#ifndef __CLI_MAIN_H
-#define __CLI_MAIN_H
+# define __CLI_MAIN_H
#include <QCoreApplication>
+namespace eVaf {
/**
- * The main eVaf CLI application.
+ * The main eVaf command line interface (CLI) application.
*
* eVafGUI is the main CLI executable. It provides an empty CLI application
* that is used to load other eVaf modules.
*/
-namespace eVafCLI {
+namespace CLI {
-} // namespace eVafCLI
+/**
+ * Internal implementation of the main eVaf CLI application.
+ */
+namespace Internal {
+} // namespace eVaf::CLI::Internal
+
+/**
+ * The main eVaf CLI application class
+ */
+class Application : public QCoreApplication
+{
+ Q_OBJECT
+
+public:
+
+ Application(int & argc, char ** argv);
+
+ virtual ~Application();
+
+
+public: // Static methods
+
+ /**
+ * Processes command-line arguments
+ * @param argc Number of command-line arguments
+ * @param argv List of command-line arguments
+ * @return True if ok; false if the application should terminate
+ *
+ * This function processes command-line arguments and should be called before running
+ * the application.
+ */
+ static bool processCommandLine(int argc, char ** argv);
+
+ /**
+ * Prints out help for command-line arguments.
+ */
+ static void printHelp();
+
+ /**
+ * Prints out help for Qt command-line arguments.
+ */
+ static void printQtHelp();
+
+ /**
+ * Prints out version information.
+ */
+ static void printVersion();
+
+};
+
+} // namespace eVaf::CLI
+} // namespace eVaf
#endif // main.h
projects / evaf / commitdiff