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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, 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 <signal.h> | |
24 | #include <stdint.h> | |
25 | #include <libsigrok/libsigrok.h> | |
26 | } | |
27 | ||
28 | #include <getopt.h> | |
29 | ||
30 | #include <QtGui/QApplication> | |
31 | #include <QDebug> | |
32 | ||
33 | #include "pv/mainwindow.h" | |
34 | ||
35 | #include "config.h" | |
36 | ||
37 | // Global pointer to our QApplication | |
38 | QApplication *g_app = NULL; | |
39 | ||
40 | void usage() | |
41 | { | |
42 | fprintf(stderr, | |
43 | "Usage:\n" | |
44 | " %s — %s\n" | |
45 | "\n" | |
46 | "Help Options:\n" | |
47 | " -V, --version Show release version\n" | |
48 | " -h, -?, --help Show help option\n" | |
49 | "\n", PV_BIN_NAME, PV_DESCRIPTION); | |
50 | } | |
51 | ||
52 | /* | |
53 | * SIGINT handler (likely received Ctrl-C from terminal) | |
54 | */ | |
55 | void sigint_handler(int param) | |
56 | { | |
57 | (void)param; | |
58 | ||
59 | qDebug("Received SIGINT."); | |
60 | ||
61 | if (g_app) | |
62 | g_app->quit(); | |
63 | } | |
64 | ||
65 | int main(int argc, char *argv[]) | |
66 | { | |
67 | int ret = 0; | |
68 | struct sr_context *sr_ctx = NULL; | |
69 | ||
70 | // Register a SIGINT handler | |
71 | signal(SIGINT, sigint_handler); | |
72 | ||
73 | QApplication a(argc, argv); | |
74 | // Now we have an application to populate our global pointer | |
75 | g_app = &a; | |
76 | ||
77 | // Set some application metadata | |
78 | QApplication::setApplicationVersion(PV_VERSION_STRING); | |
79 | QApplication::setApplicationName("PulseView"); | |
80 | QApplication::setOrganizationDomain("http://www.sigrok.org"); | |
81 | ||
82 | // Parse arguments | |
83 | while (1) { | |
84 | static const struct option long_options[] = { | |
85 | {"version", no_argument, 0, 'V'}, | |
86 | {"help", no_argument, 0, 'h'}, | |
87 | {0, 0, 0, 0} | |
88 | }; | |
89 | ||
90 | const char c = getopt_long(argc, argv, | |
91 | "Vh?", long_options, NULL); | |
92 | if (c == -1) | |
93 | break; | |
94 | ||
95 | switch (c) { | |
96 | case 'V': | |
97 | // Print version info | |
98 | fprintf(stderr, "%s %s\n", PV_TITLE, PV_VERSION_STRING); | |
99 | return 0; | |
100 | ||
101 | case 'h': | |
102 | case '?': | |
103 | usage(); | |
104 | return 0; | |
105 | } | |
106 | } | |
107 | ||
108 | // Initialise libsigrok | |
109 | if (sr_init(&sr_ctx) != SR_OK) { | |
110 | qDebug() << "ERROR: libsigrok init failed."; | |
111 | return 1; | |
112 | } | |
113 | ||
114 | // Initialise libsigrokdecode | |
115 | if (srd_init(NULL) == SRD_OK) { | |
116 | ||
117 | // Load the protocol decoders | |
118 | srd_decoder_load_all(); | |
119 | ||
120 | // Initialize all libsigrok drivers | |
121 | sr_dev_driver **const drivers = sr_driver_list(); | |
122 | for (sr_dev_driver **driver = drivers; *driver; driver++) { | |
123 | if (sr_driver_init(sr_ctx, *driver) != SR_OK) { | |
124 | qDebug("Failed to initialize driver %s", | |
125 | (*driver)->name); | |
126 | ret = 1; | |
127 | break; | |
128 | } | |
129 | } | |
130 | ||
131 | if (ret == 0) { | |
132 | // Initialise the main window | |
133 | pv::MainWindow w; | |
134 | w.show(); | |
135 | ||
136 | // Run the application | |
137 | ret = a.exec(); | |
138 | } | |
139 | ||
140 | // Destroy libsigrokdecode and libsigrok | |
141 | srd_exit(); | |
142 | ||
143 | } else { | |
144 | qDebug() << "ERROR: libsigrokdecode init failed."; | |
145 | } | |
146 | ||
147 | if (sr_ctx) | |
148 | sr_exit(sr_ctx); | |
149 | ||
150 | return ret; | |
151 | } |