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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifdef ENABLE_DECODE | |
21 | #include <libsigrokdecode/libsigrokdecode.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */ | |
22 | #endif | |
23 | ||
24 | #include <cstdint> | |
25 | #include <fstream> | |
26 | #include <getopt.h> | |
27 | #include <vector> | |
28 | ||
29 | #include <gstreamermm.h> | |
30 | ||
31 | #include <libsigrokcxx/libsigrokcxx.hpp> | |
32 | ||
33 | #include <QCheckBox> | |
34 | #include <QDebug> | |
35 | #include <QFile> | |
36 | #include <QFileInfo> | |
37 | #include <QMessageBox> | |
38 | #include <QSettings> | |
39 | #include <QTextStream> | |
40 | ||
41 | #include "config.h" | |
42 | ||
43 | #ifdef ENABLE_SIGNALS | |
44 | #include "signalhandler.hpp" | |
45 | #endif | |
46 | ||
47 | #ifdef ENABLE_STACKTRACE | |
48 | #include <signal.h> | |
49 | #include <boost/stacktrace.hpp> | |
50 | #include <QStandardPaths> | |
51 | #endif | |
52 | ||
53 | #include "pv/application.hpp" | |
54 | #include "pv/devicemanager.hpp" | |
55 | #include "pv/globalsettings.hpp" | |
56 | #include "pv/logging.hpp" | |
57 | #include "pv/mainwindow.hpp" | |
58 | #include "pv/session.hpp" | |
59 | #include "pv/util.hpp" | |
60 | ||
61 | #ifdef ANDROID | |
62 | #include <libsigrokandroidutils/libsigrokandroidutils.h> | |
63 | #include "android/assetreader.hpp" | |
64 | #include "android/loghandler.hpp" | |
65 | #endif | |
66 | ||
67 | #ifdef _WIN32 | |
68 | #include <QtPlugin> | |
69 | Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin) | |
70 | Q_IMPORT_PLUGIN(QSvgPlugin) | |
71 | #endif | |
72 | ||
73 | using std::exception; | |
74 | using std::ifstream; | |
75 | using std::ofstream; | |
76 | using std::shared_ptr; | |
77 | using std::string; | |
78 | ||
79 | #if ENABLE_STACKTRACE | |
80 | QString stacktrace_filename; | |
81 | ||
82 | void signal_handler(int signum) | |
83 | { | |
84 | ::signal(signum, SIG_DFL); | |
85 | boost::stacktrace::safe_dump_to(stacktrace_filename.toLocal8Bit().data()); | |
86 | ::raise(SIGABRT); | |
87 | } | |
88 | ||
89 | void process_stacktrace(QString temp_path) | |
90 | { | |
91 | const QString stacktrace_outfile = temp_path + "/pv_stacktrace.txt"; | |
92 | ||
93 | ifstream ifs(stacktrace_filename.toLocal8Bit().data()); | |
94 | ofstream ofs(stacktrace_outfile.toLocal8Bit().data(), | |
95 | ofstream::out | ofstream::trunc); | |
96 | ||
97 | boost::stacktrace::stacktrace st = | |
98 | boost::stacktrace::stacktrace::from_dump(ifs); | |
99 | ofs << st; | |
100 | ||
101 | ofs.close(); | |
102 | ifs.close(); | |
103 | ||
104 | QFile f(stacktrace_outfile); | |
105 | f.open(QFile::ReadOnly | QFile::Text); | |
106 | QTextStream fs(&f); | |
107 | QString stacktrace = fs.readAll(); | |
108 | stacktrace = stacktrace.trimmed().replace('\n', "<br />"); | |
109 | ||
110 | qDebug() << QObject::tr("Stack trace of previous crash:"); | |
111 | qDebug() << "---------------------------------------------------------"; | |
112 | // Note: qDebug() prints quotation marks for QString output, so we feed it char* | |
113 | qDebug() << stacktrace.toLocal8Bit().data(); | |
114 | qDebug() << "---------------------------------------------------------"; | |
115 | ||
116 | f.close(); | |
117 | ||
118 | // Remove stack trace so we don't process it again the next time we run | |
119 | QFile::remove(stacktrace_filename.toLocal8Bit().data()); | |
120 | ||
121 | // Show notification dialog if permitted | |
122 | pv::GlobalSettings settings; | |
123 | if (settings.value(pv::GlobalSettings::Key_Log_NotifyOfStacktrace).toBool()) { | |
124 | QCheckBox *cb = new QCheckBox(QObject::tr("Don't show this message again")); | |
125 | ||
126 | QMessageBox msgbox; | |
127 | msgbox.setText(QObject::tr("When %1 last crashed, it created a stack trace.\n" \ | |
128 | "A human-readable form has been saved to disk and was written to " \ | |
129 | "the log. You may access it from the settings dialog.").arg(PV_TITLE)); | |
130 | msgbox.setIcon(QMessageBox::Icon::Information); | |
131 | msgbox.addButton(QMessageBox::Ok); | |
132 | msgbox.setCheckBox(cb); | |
133 | ||
134 | QObject::connect(cb, &QCheckBox::stateChanged, [](int state){ | |
135 | pv::GlobalSettings settings; | |
136 | settings.setValue(pv::GlobalSettings::Key_Log_NotifyOfStacktrace, | |
137 | !state); }); | |
138 | ||
139 | msgbox.exec(); | |
140 | } | |
141 | } | |
142 | #endif | |
143 | ||
144 | void usage() | |
145 | { | |
146 | fprintf(stdout, | |
147 | "Usage:\n" | |
148 | " %s [OPTIONS] [FILE]\n" | |
149 | "\n" | |
150 | "Help Options:\n" | |
151 | " -h, -?, --help Show help option\n" | |
152 | "\n" | |
153 | "Application Options:\n" | |
154 | " -V, --version Show release version\n" | |
155 | " -l, --loglevel Set libsigrok/libsigrokdecode loglevel\n" | |
156 | " -d, --driver Specify the device driver to use\n" | |
157 | " -D, --dont-scan Don't auto-scan for devices, use -d spec only\n" | |
158 | " -i, --input-file Load input from file\n" | |
159 | " -I, --input-format Input format\n" | |
160 | " -c, --clean Don't restore previous sessions on startup\n" | |
161 | "\n", PV_BIN_NAME); | |
162 | } | |
163 | ||
164 | int main(int argc, char *argv[]) | |
165 | { | |
166 | int ret = 0; | |
167 | shared_ptr<sigrok::Context> context; | |
168 | string open_file_format, driver; | |
169 | vector<string> open_files; | |
170 | bool restore_sessions = true; | |
171 | bool do_scan = true; | |
172 | bool show_version = false; | |
173 | ||
174 | // Initialise gstreamermm. Must be called before any other GLib stuff. | |
175 | Gst::init(); | |
176 | ||
177 | Application a(argc, argv); | |
178 | ||
179 | #ifdef ANDROID | |
180 | srau_init_environment(); | |
181 | pv::AndroidLogHandler::install_callbacks(); | |
182 | pv::AndroidAssetReader asset_reader; | |
183 | #endif | |
184 | ||
185 | // Parse arguments | |
186 | while (true) { | |
187 | static const struct option long_options[] = { | |
188 | {"help", no_argument, nullptr, 'h'}, | |
189 | {"version", no_argument, nullptr, 'V'}, | |
190 | {"loglevel", required_argument, nullptr, 'l'}, | |
191 | {"driver", required_argument, nullptr, 'd'}, | |
192 | {"dont-scan", no_argument, nullptr, 'D'}, | |
193 | {"input-file", required_argument, nullptr, 'i'}, | |
194 | {"input-format", required_argument, nullptr, 'I'}, | |
195 | {"clean", no_argument, nullptr, 'c'}, | |
196 | {"log-to-stdout", no_argument, nullptr, 's'}, | |
197 | {nullptr, 0, nullptr, 0} | |
198 | }; | |
199 | ||
200 | const int c = getopt_long(argc, argv, | |
201 | "h?VDcl:d:i:I:", long_options, nullptr); | |
202 | if (c == -1) | |
203 | break; | |
204 | ||
205 | switch (c) { | |
206 | case 'h': | |
207 | case '?': | |
208 | usage(); | |
209 | return 0; | |
210 | ||
211 | case 'V': | |
212 | show_version = true; | |
213 | break; | |
214 | ||
215 | case 'l': | |
216 | { | |
217 | const int loglevel = atoi(optarg); | |
218 | if (loglevel < 0 || loglevel > 5) { | |
219 | qDebug() << "ERROR: invalid log level spec."; | |
220 | break; | |
221 | } | |
222 | context->set_log_level(sigrok::LogLevel::get(loglevel)); | |
223 | ||
224 | #ifdef ENABLE_DECODE | |
225 | srd_log_loglevel_set(loglevel); | |
226 | #endif | |
227 | ||
228 | if (loglevel >= 5) { | |
229 | const QSettings settings; | |
230 | qDebug() << "Settings:" << settings.fileName() | |
231 | << "format" << settings.format(); | |
232 | } | |
233 | break; | |
234 | } | |
235 | ||
236 | case 'd': | |
237 | driver = optarg; | |
238 | break; | |
239 | ||
240 | case 'D': | |
241 | do_scan = false; | |
242 | break; | |
243 | ||
244 | case 'i': | |
245 | open_files.emplace_back(optarg); | |
246 | break; | |
247 | ||
248 | case 'I': | |
249 | open_file_format = optarg; | |
250 | break; | |
251 | ||
252 | case 'c': | |
253 | restore_sessions = false; | |
254 | break; | |
255 | } | |
256 | } | |
257 | argc -= optind; | |
258 | argv += optind; | |
259 | ||
260 | for (int i = 0; i < argc; i++) | |
261 | open_files.emplace_back(argv[i]); | |
262 | ||
263 | qRegisterMetaType<pv::util::Timestamp>("util::Timestamp"); | |
264 | qRegisterMetaType<uint64_t>("uint64_t"); | |
265 | ||
266 | // Prepare the global settings since logging needs them early on | |
267 | pv::GlobalSettings settings; | |
268 | settings.save_internal_defaults(); | |
269 | settings.set_defaults_where_needed(); | |
270 | settings.apply_theme(); | |
271 | ||
272 | pv::logging.init(); | |
273 | ||
274 | // Initialise libsigrok | |
275 | context = sigrok::Context::create(); | |
276 | pv::Session::sr_context = context; | |
277 | ||
278 | #if ENABLE_STACKTRACE | |
279 | QString temp_path = QStandardPaths::standardLocations( | |
280 | QStandardPaths::TempLocation).at(0); | |
281 | stacktrace_filename = temp_path + "/pv_stacktrace.dmp"; | |
282 | qDebug() << "Stack trace file is" << stacktrace_filename; | |
283 | ||
284 | ::signal(SIGSEGV, &signal_handler); | |
285 | ::signal(SIGABRT, &signal_handler); | |
286 | ||
287 | if (QFileInfo::exists(stacktrace_filename)) | |
288 | process_stacktrace(temp_path); | |
289 | #endif | |
290 | ||
291 | #ifdef ANDROID | |
292 | context->set_resource_reader(&asset_reader); | |
293 | #endif | |
294 | do { | |
295 | ||
296 | #ifdef ENABLE_DECODE | |
297 | // Initialise libsigrokdecode | |
298 | if (srd_init(nullptr) != SRD_OK) { | |
299 | qDebug() << "ERROR: libsigrokdecode init failed."; | |
300 | break; | |
301 | } | |
302 | ||
303 | // Load the protocol decoders | |
304 | srd_decoder_load_all(); | |
305 | #endif | |
306 | ||
307 | #ifndef ENABLE_STACKTRACE | |
308 | try { | |
309 | #endif | |
310 | ||
311 | // Create the device manager, initialise the drivers | |
312 | pv::DeviceManager device_manager(context, driver, do_scan); | |
313 | ||
314 | a.collect_version_info(context); | |
315 | if (show_version) { | |
316 | a.print_version_info(); | |
317 | } else { | |
318 | // Initialise the main window | |
319 | pv::MainWindow w(device_manager); | |
320 | w.show(); | |
321 | ||
322 | if (restore_sessions) | |
323 | w.restore_sessions(); | |
324 | ||
325 | if (open_files.empty()) | |
326 | w.add_default_session(); | |
327 | else | |
328 | for (string& open_file : open_files) | |
329 | w.add_session_with_file(open_file, open_file_format); | |
330 | ||
331 | #ifdef ENABLE_SIGNALS | |
332 | if (SignalHandler::prepare_signals()) { | |
333 | SignalHandler *const handler = new SignalHandler(&w); | |
334 | QObject::connect(handler, SIGNAL(int_received()), | |
335 | &w, SLOT(close())); | |
336 | QObject::connect(handler, SIGNAL(term_received()), | |
337 | &w, SLOT(close())); | |
338 | } else | |
339 | qWarning() << "Could not prepare signal handler."; | |
340 | #endif | |
341 | ||
342 | // Run the application | |
343 | ret = a.exec(); | |
344 | } | |
345 | ||
346 | #ifndef ENABLE_STACKTRACE | |
347 | } catch (exception& e) { | |
348 | qDebug() << "Exception:" << e.what(); | |
349 | } | |
350 | #endif | |
351 | ||
352 | #ifdef ENABLE_DECODE | |
353 | // Destroy libsigrokdecode | |
354 | srd_exit(); | |
355 | #endif | |
356 | ||
357 | } while (false); | |
358 | ||
359 | return ret; | |
360 | } |