X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=main.cpp;h=28c0a41f6da1e6800413e20b67f79ea9f3c617ca;hp=d15cff89ee61ed852be33065e764be35e5253366;hb=323715c41a09a1aba08f4b716e9d93da58f0f3a8;hpb=b3f22de060b73f15ad3eb2dabee04a0b4f5d947e

diff --git a/main.cpp b/main.cpp
index d15cff89..28c0a41f 100644
--- a/main.cpp
+++ b/main.cpp
@@ -14,64 +14,355 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-extern "C" {
-#include <sigrokdecode.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */
-#include <stdint.h>
-#include <libsigrok/libsigrok.h>
-}
+#ifdef ENABLE_DECODE
+#include <libsigrokdecode/libsigrokdecode.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */
+#endif
+
+#include <cstdint>
+#include <fstream>
+#include <getopt.h>
+#include <vector>
+
+#ifdef ENABLE_FLOW
+#include <gstreamermm.h>
+#include <libsigrokflow/libsigrokflow.hpp>
+#endif
 
-#include <QtGui/QApplication>
+#include <libsigrokcxx/libsigrokcxx.hpp>
+
+#include <QCheckBox>
 #include <QDebug>
-#include "mainwindow.h"
+#include <QFile>
+#include <QFileInfo>
+#include <QMessageBox>
+#include <QSettings>
+#include <QTextStream>
 
-int main(int argc, char *argv[])
+#include "config.h"
+
+#ifdef ENABLE_SIGNALS
+#include "signalhandler.hpp"
+#endif
+
+#ifdef ENABLE_STACKTRACE
+#include <signal.h>
+#include <boost/stacktrace.hpp>
+#include <QStandardPaths>
+#endif
+
+#include "pv/application.hpp"
+#include "pv/devicemanager.hpp"
+#include "pv/globalsettings.hpp"
+#include "pv/logging.hpp"
+#include "pv/mainwindow.hpp"
+#include "pv/session.hpp"
+#include "pv/util.hpp"
+
+#ifdef ANDROID
+#include <libsigrokandroidutils/libsigrokandroidutils.h>
+#include "android/assetreader.hpp"
+#include "android/loghandler.hpp"
+#endif
+
+#ifdef _WIN32
+#include <QtPlugin>
+Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin)
+Q_IMPORT_PLUGIN(QSvgPlugin)
+#endif
+
+using std::exception;
+using std::ifstream;
+using std::ofstream;
+using std::shared_ptr;
+using std::string;
+
+#if ENABLE_STACKTRACE
+QString stacktrace_filename;
+
+void signal_handler(int signum)
 {
-	QApplication a(argc, argv);
+	::signal(signum, SIG_DFL);
+	boost::stacktrace::safe_dump_to(stacktrace_filename.toLocal8Bit().data());
+	::raise(SIGABRT);
+}
+
+void process_stacktrace(QString temp_path)
+{
+	const QString stacktrace_outfile = temp_path + "/pv_stacktrace.txt";
 
-	/* Set some application metadata. */
-	QApplication::setApplicationVersion(APP_VERSION);
-	QApplication::setApplicationName("PulseView");
-	QApplication::setOrganizationDomain("http://www.sigrok.org");
+	ifstream ifs(stacktrace_filename.toLocal8Bit().data());
+	ofstream ofs(stacktrace_outfile.toLocal8Bit().data(),
+		ofstream::out | ofstream::trunc);
 
-	/* Initialise libsigrok */
-	if (sr_init() != SR_OK) {
-		qDebug() << "ERROR: libsigrok init failed.";
-		return 1;
-	}
+	boost::stacktrace::stacktrace st =
+		boost::stacktrace::stacktrace::from_dump(ifs);
+	ofs << st;
 
-	/* Initialise libsigrokdecode */
-	if (srd_init(NULL) != SRD_OK) {
-		qDebug() << "ERROR: libsigrokdecode init failed.";
-		return 1;
+	ofs.close();
+	ifs.close();
+
+	QFile f(stacktrace_outfile);
+	f.open(QFile::ReadOnly | QFile::Text);
+	QTextStream fs(&f);
+	QString stacktrace = fs.readAll();
+	stacktrace = stacktrace.trimmed().replace('\n', "<br />");
+
+	qDebug() << QObject::tr("Stack trace of previous crash:");
+	qDebug() << "---------------------------------------------------------";
+	// Note: qDebug() prints quotation marks for QString output, so we feed it char*
+	qDebug() << stacktrace.toLocal8Bit().data();
+	qDebug() << "---------------------------------------------------------";
+
+	f.close();
+
+	// Remove stack trace so we don't process it again the next time we run
+	QFile::remove(stacktrace_filename.toLocal8Bit().data());
+
+	// Show notification dialog if permitted
+	pv::GlobalSettings settings;
+	if (settings.value(pv::GlobalSettings::Key_Log_NotifyOfStacktrace).toBool()) {
+		QCheckBox *cb = new QCheckBox(QObject::tr("Don't show this message again"));
+
+		QMessageBox msgbox;
+		msgbox.setText(QObject::tr("When %1 last crashed, it created a stack trace.\n" \
+			"A human-readable form has been saved to disk and was written to " \
+			"the log. You may access it from the settings dialog.").arg(PV_TITLE));
+		msgbox.setIcon(QMessageBox::Icon::Information);
+		msgbox.addButton(QMessageBox::Ok);
+		msgbox.setCheckBox(cb);
+
+		QObject::connect(cb, &QCheckBox::stateChanged, [](int state){
+			pv::GlobalSettings settings;
+			settings.setValue(pv::GlobalSettings::Key_Log_NotifyOfStacktrace,
+				!state); });
+
+		msgbox.exec();
 	}
+}
+#endif
+
+void usage()
+{
+	fprintf(stdout,
+		"Usage:\n"
+		"  %s [OPTIONS] [FILE]\n"
+		"\n"
+		"Help Options:\n"
+		"  -h, -?, --help                  Show help option\n"
+		"\n"
+		"Application Options:\n"
+		"  -V, --version                   Show release version\n"
+		"  -l, --loglevel                  Set libsigrok/libsigrokdecode loglevel\n"
+		"  -d, --driver                    Specify the device driver to use\n"
+		"  -D, --dont-scan                 Don't auto-scan for devices, use -d spec only\n"
+		"  -i, --input-file                Load input from file\n"
+		"  -I, --input-format              Input format\n"
+		"  -c, --clean                     Don't restore previous sessions on startup\n"
+		"\n", PV_BIN_NAME);
+}
+
+int main(int argc, char *argv[])
+{
+	int ret = 0;
+	shared_ptr<sigrok::Context> context;
+	string open_file_format, driver;
+	vector<string> open_files;
+	bool restore_sessions = true;
+	bool do_scan = true;
+	bool show_version = false;
+
+#ifdef ENABLE_FLOW
+	// Initialise gstreamermm. Must be called before any other GLib stuff.
+	Gst::init();
+
+	// Initialize libsigrokflow. Must be called after Gst::init().
+	Srf::init();
+#endif
 
-	/* Load the protocol decoders */
-	srd_decoder_load_all();
+	Application a(argc, argv);
 
-	/* Initialize all libsigrok drivers. */
-	sr_dev_driver **const drivers = sr_driver_list();
-	for (sr_dev_driver **driver = drivers; *driver; driver++) {
-		if (sr_driver_init(*driver) != SR_OK) {
-			qDebug("Failed to initialize driver %s",
-				(*driver)->name);
-			return 1;
+#ifdef ANDROID
+	srau_init_environment();
+	pv::AndroidLogHandler::install_callbacks();
+	pv::AndroidAssetReader asset_reader;
+#endif
+
+	// Parse arguments
+	while (true) {
+		static const struct option long_options[] = {
+			{"help", no_argument, nullptr, 'h'},
+			{"version", no_argument, nullptr, 'V'},
+			{"loglevel", required_argument, nullptr, 'l'},
+			{"driver", required_argument, nullptr, 'd'},
+			{"dont-scan", no_argument, nullptr, 'D'},
+			{"input-file", required_argument, nullptr, 'i'},
+			{"input-format", required_argument, nullptr, 'I'},
+			{"clean", no_argument, nullptr, 'c'},
+			{"log-to-stdout", no_argument, nullptr, 's'},
+			{nullptr, 0, nullptr, 0}
+		};
+
+		const int c = getopt_long(argc, argv,
+			"h?VDcl:d:i:I:", long_options, nullptr);
+		if (c == -1)
+			break;
+
+		switch (c) {
+		case 'h':
+		case '?':
+			usage();
+			return 0;
+
+		case 'V':
+			show_version = true;
+			break;
+
+		case 'l':
+		{
+			const int loglevel = atoi(optarg);
+			if (loglevel < 0 || loglevel > 5) {
+				qDebug() << "ERROR: invalid log level spec.";
+				break;
+			}
+			context->set_log_level(sigrok::LogLevel::get(loglevel));
+
+#ifdef ENABLE_DECODE
+			srd_log_loglevel_set(loglevel);
+#endif
+
+			if (loglevel >= 5) {
+				const QSettings settings;
+				qDebug() << "Settings:" << settings.fileName()
+					<< "format" << settings.format();
+			}
+			break;
+		}
+
+		case 'd':
+			driver = optarg;
+			break;
+
+		case 'D':
+			do_scan = false;
+			break;
+
+		case 'i':
+			open_files.emplace_back(optarg);
+			break;
+
+		case 'I':
+			open_file_format = optarg;
+			break;
+
+		case 'c':
+			restore_sessions = false;
+			break;
 		}
 	}
+	argc -= optind;
+	argv += optind;
+
+	for (int i = 0; i < argc; i++)
+		open_files.emplace_back(argv[i]);
+
+	qRegisterMetaType<pv::util::Timestamp>("util::Timestamp");
+	qRegisterMetaType<uint64_t>("uint64_t");
+
+	// Prepare the global settings since logging needs them early on
+	pv::GlobalSettings settings;
+	settings.save_internal_defaults();
+	settings.set_defaults_where_needed();
+	settings.apply_theme();
+
+	pv::logging.init();
 
-	/* Initialise the main window */
-	MainWindow w;
-	w.show();
+	// Initialise libsigrok
+	context = sigrok::Context::create();
+	pv::Session::sr_context = context;
+
+#if ENABLE_STACKTRACE
+	QString temp_path = QStandardPaths::standardLocations(
+		QStandardPaths::TempLocation).at(0);
+	stacktrace_filename = temp_path + "/pv_stacktrace.dmp";
+	qDebug() << "Stack trace file is" << stacktrace_filename;
+
+	::signal(SIGSEGV, &signal_handler);
+	::signal(SIGABRT, &signal_handler);
+
+	if (QFileInfo::exists(stacktrace_filename))
+		process_stacktrace(temp_path);
+#endif
+
+#ifdef ANDROID
+	context->set_resource_reader(&asset_reader);
+#endif
+	do {
+
+#ifdef ENABLE_DECODE
+		// Initialise libsigrokdecode
+		if (srd_init(nullptr) != SRD_OK) {
+			qDebug() << "ERROR: libsigrokdecode init failed.";
+			break;
+		}
+
+		// Load the protocol decoders
+		srd_decoder_load_all();
+#endif
+
+#ifndef ENABLE_STACKTRACE
+		try {
+#endif
+
+		// Create the device manager, initialise the drivers
+		pv::DeviceManager device_manager(context, driver, do_scan);
+
+		a.collect_version_info(context);
+		if (show_version) {
+			a.print_version_info();
+		} else {
+			// Initialise the main window
+			pv::MainWindow w(device_manager);
+			w.show();
+
+			if (restore_sessions)
+				w.restore_sessions();
+
+			if (open_files.empty())
+				w.add_default_session();
+			else
+				for (string& open_file : open_files)
+					w.add_session_with_file(open_file, open_file_format);
+
+#ifdef ENABLE_SIGNALS
+			if (SignalHandler::prepare_signals()) {
+				SignalHandler *const handler = new SignalHandler(&w);
+				QObject::connect(handler, SIGNAL(int_received()),
+					&w, SLOT(close()));
+				QObject::connect(handler, SIGNAL(term_received()),
+					&w, SLOT(close()));
+			} else
+				qWarning() << "Could not prepare signal handler.";
+#endif
+
+			// Run the application
+			ret = a.exec();
+		}
+
+#ifndef ENABLE_STACKTRACE
+		} catch (exception& e) {
+			qDebug() << "Exception:" << e.what();
+		}
+#endif
 
-	/* Run the application */
-	const int ret = a.exec();
+#ifdef ENABLE_DECODE
+		// Destroy libsigrokdecode
+		srd_exit();
+#endif
 
-	/* Destroy libsigrokdecode and libsigrok */
-	srd_exit();
-	sr_exit();
+	} while (false);
 
 	return ret;
 }