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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 <libsigrokcxx/libsigrokcxx.hpp> | |
26 | ||
27 | #include <getopt.h> | |
28 | ||
29 | #include <QDebug> | |
30 | #include <QSettings> | |
31 | ||
32 | #ifdef ENABLE_SIGNALS | |
33 | #include "signalhandler.hpp" | |
34 | #endif | |
35 | ||
36 | #ifdef ENABLE_STACKTRACE | |
37 | #include <signal.h> | |
38 | #include <boost/stacktrace.hpp> | |
39 | #include <QStandardPaths> | |
40 | #endif | |
41 | ||
42 | #include "pv/application.hpp" | |
43 | #include "pv/devicemanager.hpp" | |
44 | #include "pv/globalsettings.hpp" | |
45 | #include "pv/logging.hpp" | |
46 | #include "pv/mainwindow.hpp" | |
47 | #include "pv/session.hpp" | |
48 | ||
49 | #ifdef ANDROID | |
50 | #include <libsigrokandroidutils/libsigrokandroidutils.h> | |
51 | #include "android/assetreader.hpp" | |
52 | #include "android/loghandler.hpp" | |
53 | #endif | |
54 | ||
55 | #include "config.h" | |
56 | ||
57 | #ifdef _WIN32 | |
58 | #include <QtPlugin> | |
59 | Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin) | |
60 | Q_IMPORT_PLUGIN(QSvgPlugin) | |
61 | #endif | |
62 | ||
63 | using std::exception; | |
64 | using std::shared_ptr; | |
65 | using std::string; | |
66 | ||
67 | #if ENABLE_STACKTRACE | |
68 | QString stacktrace_filename; | |
69 | ||
70 | void signal_handler(int signum) | |
71 | { | |
72 | ::signal(signum, SIG_DFL); | |
73 | boost::stacktrace::safe_dump_to(stacktrace_filename.toLocal8Bit().data()); | |
74 | ::raise(SIGABRT); | |
75 | } | |
76 | #endif | |
77 | ||
78 | void usage() | |
79 | { | |
80 | fprintf(stdout, | |
81 | "Usage:\n" | |
82 | " %s [OPTIONS] [FILE]\n" | |
83 | "\n" | |
84 | "Help Options:\n" | |
85 | " -h, -?, --help Show help option\n" | |
86 | "\n" | |
87 | "Application Options:\n" | |
88 | " -V, --version Show release version\n" | |
89 | " -l, --loglevel Set libsigrok/libsigrokdecode loglevel\n" | |
90 | " -d, --driver Specify the device driver to use\n" | |
91 | " -D, --no-scan Don't auto-scan for devices, use -d spec only\n" | |
92 | " -i, --input-file Load input from file\n" | |
93 | " -I, --input-format Input format\n" | |
94 | " -c, --clean Don't restore previous sessions on startup\n" | |
95 | "\n", PV_BIN_NAME); | |
96 | } | |
97 | ||
98 | int main(int argc, char *argv[]) | |
99 | { | |
100 | int ret = 0; | |
101 | shared_ptr<sigrok::Context> context; | |
102 | string open_file, open_file_format, driver; | |
103 | bool restore_sessions = true; | |
104 | bool do_scan = true; | |
105 | ||
106 | Application a(argc, argv); | |
107 | ||
108 | #ifdef ANDROID | |
109 | srau_init_environment(); | |
110 | pv::AndroidLogHandler::install_callbacks(); | |
111 | pv::AndroidAssetReader asset_reader; | |
112 | #endif | |
113 | ||
114 | // Parse arguments | |
115 | while (true) { | |
116 | static const struct option long_options[] = { | |
117 | {"help", no_argument, nullptr, 'h'}, | |
118 | {"version", no_argument, nullptr, 'V'}, | |
119 | {"loglevel", required_argument, nullptr, 'l'}, | |
120 | {"driver", required_argument, nullptr, 'd'}, | |
121 | {"input-file", required_argument, nullptr, 'i'}, | |
122 | {"input-format", required_argument, nullptr, 'I'}, | |
123 | {"clean", no_argument, nullptr, 'c'}, | |
124 | {nullptr, 0, nullptr, 0} | |
125 | }; | |
126 | ||
127 | const int c = getopt_long(argc, argv, | |
128 | "l:Vhc?d:Di:I:", long_options, nullptr); | |
129 | if (c == -1) | |
130 | break; | |
131 | ||
132 | switch (c) { | |
133 | case 'h': | |
134 | case '?': | |
135 | usage(); | |
136 | return 0; | |
137 | ||
138 | case 'V': | |
139 | // Print version info | |
140 | fprintf(stdout, "%s %s\n", PV_TITLE, PV_VERSION_STRING); | |
141 | return 0; | |
142 | ||
143 | case 'l': | |
144 | { | |
145 | const int loglevel = atoi(optarg); | |
146 | if (loglevel < 0 || loglevel > 5) { | |
147 | qDebug() << "ERROR: invalid log level spec."; | |
148 | break; | |
149 | } | |
150 | context->set_log_level(sigrok::LogLevel::get(loglevel)); | |
151 | ||
152 | #ifdef ENABLE_DECODE | |
153 | srd_log_loglevel_set(loglevel); | |
154 | #endif | |
155 | ||
156 | if (loglevel >= 5) { | |
157 | const QSettings settings; | |
158 | qDebug() << "Settings:" << settings.fileName() | |
159 | << "format" << settings.format(); | |
160 | } | |
161 | break; | |
162 | } | |
163 | ||
164 | case 'd': | |
165 | driver = optarg; | |
166 | break; | |
167 | ||
168 | case 'D': | |
169 | do_scan = false; | |
170 | break; | |
171 | ||
172 | case 'i': | |
173 | open_file = optarg; | |
174 | break; | |
175 | ||
176 | case 'I': | |
177 | open_file_format = optarg; | |
178 | break; | |
179 | ||
180 | case 'c': | |
181 | restore_sessions = false; | |
182 | break; | |
183 | } | |
184 | } | |
185 | ||
186 | if (argc - optind > 1) { | |
187 | fprintf(stderr, "Only one file can be opened.\n"); | |
188 | return 1; | |
189 | } | |
190 | ||
191 | if (argc - optind == 1) | |
192 | open_file = argv[argc - 1]; | |
193 | ||
194 | // Prepare the global settings since logging needs them early on | |
195 | pv::GlobalSettings settings; | |
196 | settings.set_defaults_where_needed(); | |
197 | ||
198 | pv::logging.init(); | |
199 | ||
200 | // Initialise libsigrok | |
201 | context = sigrok::Context::create(); | |
202 | pv::Session::sr_context = context; | |
203 | ||
204 | #if ENABLE_STACKTRACE | |
205 | QString temp_path = QStandardPaths::standardLocations( | |
206 | QStandardPaths::TempLocation).at(0); | |
207 | stacktrace_filename = temp_path + "/pv_stacktrace.dmp"; | |
208 | qDebug() << "Stack trace file is" << stacktrace_filename; | |
209 | ||
210 | ::signal(SIGSEGV, &signal_handler); | |
211 | ::signal(SIGABRT, &signal_handler); | |
212 | #endif | |
213 | ||
214 | #ifdef ANDROID | |
215 | context->set_resource_reader(&asset_reader); | |
216 | #endif | |
217 | do { | |
218 | ||
219 | #ifdef ENABLE_DECODE | |
220 | // Initialise libsigrokdecode | |
221 | if (srd_init(nullptr) != SRD_OK) { | |
222 | qDebug() << "ERROR: libsigrokdecode init failed."; | |
223 | break; | |
224 | } | |
225 | ||
226 | // Load the protocol decoders | |
227 | srd_decoder_load_all(); | |
228 | #endif | |
229 | ||
230 | #ifndef ENABLE_STACKTRACE | |
231 | try { | |
232 | #endif | |
233 | ||
234 | // Create the device manager, initialise the drivers | |
235 | pv::DeviceManager device_manager(context, driver, do_scan); | |
236 | ||
237 | // Initialise the main window | |
238 | pv::MainWindow w(device_manager); | |
239 | w.show(); | |
240 | ||
241 | if (restore_sessions) | |
242 | w.restore_sessions(); | |
243 | ||
244 | if (!open_file.empty()) | |
245 | w.add_session_with_file(open_file, open_file_format); | |
246 | else | |
247 | w.add_default_session(); | |
248 | ||
249 | #ifdef ENABLE_SIGNALS | |
250 | if (SignalHandler::prepare_signals()) { | |
251 | SignalHandler *const handler = new SignalHandler(&w); | |
252 | QObject::connect(handler, SIGNAL(int_received()), | |
253 | &w, SLOT(close())); | |
254 | QObject::connect(handler, SIGNAL(term_received()), | |
255 | &w, SLOT(close())); | |
256 | } else | |
257 | qWarning() << "Could not prepare signal handler."; | |
258 | #endif | |
259 | ||
260 | // Run the application | |
261 | ret = a.exec(); | |
262 | ||
263 | #ifndef ENABLE_STACKTRACE | |
264 | } catch (exception& e) { | |
265 | qDebug() << "Exception:" << e.what(); | |
266 | } | |
267 | #endif | |
268 | ||
269 | #ifdef ENABLE_DECODE | |
270 | // Destroy libsigrokdecode | |
271 | srd_exit(); | |
272 | #endif | |
273 | ||
274 | } while (false); | |
275 | ||
276 | return ret; | |
277 | } |