Set HwCap dialog title
[pulseview.git] / main.cpp
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, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
19  */
20
21 extern "C" {
22 #include <sigrokdecode.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */
23 #include <stdint.h>
24 #include <libsigrok/libsigrok.h>
25 }
26
27 #include <getopt.h>
28
29 #include <QtGui/QApplication>
30 #include <QDebug>
31
32 #include "pv/mainwindow.h"
33
34 #include "config.h"
35
36 void usage()
37 {
38         fprintf(stderr,
39                 "Usage:\n"
40                 "  %s — %s\n"
41                 "\n"
42                 "Help Options:\n"
43                 "  -V, --version                   Show release version\n"
44                 "  -h, -?, --help                  Show help option\n"
45                 "\n", PV_BIN_NAME, PV_DESCRIPTION);
46 }
47
48 int main(int argc, char *argv[])
49 {
50         int ret = 0;
51         struct sr_context *sr_ctx = NULL;
52
53         QApplication a(argc, argv);
54
55         // Set some application metadata
56         QApplication::setApplicationVersion(PV_VERSION_STRING);
57         QApplication::setApplicationName("PulseView");
58         QApplication::setOrganizationDomain("http://www.sigrok.org");
59
60         // Parse arguments
61         while (1) {
62                 static const struct option long_options[] = {
63                         {"version", no_argument, 0, 'V'},
64                         {"help", no_argument, 0, 'h'},
65                         {0, 0, 0, 0}
66                 };
67
68                 const char c = getopt_long(argc, argv,
69                         "Vh?", long_options, NULL);
70                 if (c == -1)
71                         break;
72
73                 switch (c) {
74                 case 'V':
75                         // Print version info
76                         fprintf(stderr, "%s %s\n", PV_TITLE, PV_VERSION_STRING);
77                         return 0;
78
79                 case 'h':
80                 case '?':
81                         usage();
82                         return 0;
83                 }
84         }
85
86         // Initialise libsigrok
87         if (sr_init(&sr_ctx) != SR_OK) {
88                 qDebug() << "ERROR: libsigrok init failed.";
89                 return 1;
90         }
91
92         // Initialise libsigrokdecode
93         if (srd_init(NULL) == SRD_OK) {
94
95                 // Load the protocol decoders
96                 srd_decoder_load_all();
97
98                 // Initialize all libsigrok drivers
99                 sr_dev_driver **const drivers = sr_driver_list();
100                 for (sr_dev_driver **driver = drivers; *driver; driver++) {
101                         if (sr_driver_init(sr_ctx, *driver) != SR_OK) {
102                                 qDebug("Failed to initialize driver %s",
103                                         (*driver)->name);
104                                 ret = 1;
105                                 break;
106                         }
107                 }
108
109                 if (ret == 0) {
110                         // Initialise the main window
111                         pv::MainWindow w;
112                         w.show();
113
114                         // Run the application
115                         ret = a.exec();
116                 }
117
118                 // Destroy libsigrokdecode and libsigrok
119                 srd_exit();
120
121         } else {
122                 qDebug() << "ERROR: libsigrokdecode init failed.";
123         }
124
125         if (sr_ctx)
126                 sr_exit(sr_ctx);
127
128         return ret;
129 }