1 /*
2 * Copyright © 2017 Red Hat, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24 #include "config.h"
25
26 #include <getopt.h>
27 #include <stdio.h>
28
29 #include <libinput-version.h>
30
31 #include "shared.h"
32
33 static void
usage(void)34 usage(void)
35 {
36 printf("Usage: libinput [--help|--version] <command> [<args>]\n"
37 "\n"
38 "Global options:\n"
39 " --help ...... show this help and exit\n"
40 " --version ... show version information and exit\n"
41 "\n"
42 "Commands:\n"
43 " list-devices\n"
44 " List all devices with their default configuration options\n"
45 "\n"
46 " debug-events\n"
47 " Print events to stdout\n"
48 "\n"
49 " debug-gui\n"
50 " Display a simple GUI to visualize libinput's events.\n"
51 "\n"
52 " measure <feature>\n"
53 " Measure various device properties. See the man page for more info\n"
54 "\n"
55 " analyze <feature>\n"
56 " Analyze device events. See the man page for more info\n"
57 "\n"
58 " record\n"
59 " Record event stream from a device node. See the man page for more info\n"
60 "\n"
61 " replay\n"
62 " Replay a previously recorded event stream. See the man page for more info\n"
63 "\n");
64 }
65
66 enum global_opts {
67 GOPT_HELP = 1,
68 GOPT_VERSION,
69 };
70
71 int
main(int argc,char ** argv)72 main(int argc, char **argv)
73 {
74 int option_index = 0;
75
76 while (1) {
77 int c;
78 static struct option opts[] = {
79 { "help", no_argument, 0, GOPT_HELP },
80 { "version", no_argument, 0, GOPT_VERSION },
81 { 0, 0, 0, 0}
82 };
83
84 c = getopt_long(argc, argv, "+h", opts, &option_index);
85 if (c == -1)
86 break;
87
88 switch(c) {
89 case 'h':
90 case GOPT_HELP:
91 usage();
92 return EXIT_SUCCESS;
93 case GOPT_VERSION:
94 printf("%s\n", LIBINPUT_VERSION);
95 return EXIT_SUCCESS;
96 default:
97 usage();
98 return EXIT_INVALID_USAGE;
99 }
100 }
101
102 if (optind >= argc) {
103 usage();
104 return EXIT_INVALID_USAGE;
105 }
106
107 argv += optind;
108 argc -= optind;
109
110 return tools_exec_command("libinput", argc, argv);
111 }
112