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