1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include <getopt.h>
#include "hwdb-util.h"
#include "udevadm.h"
#include "util.h"
static const char *arg_test = NULL;
static const char *arg_root = NULL;
static const char *arg_hwdb_bin_dir = NULL;
static bool arg_update = false;
static bool arg_strict = false;
static int help(void) {
printf("%s hwdb [OPTIONS]\n\n"
" -h --help Print this message\n"
" -V --version Print version of the program\n"
" -u --update Update the hardware database\n"
" -s --strict When updating, return non-zero exit value on any parsing error\n"
" --usr Generate in " UDEVLIBEXECDIR " instead of /etc/udev\n"
" -t --test=MODALIAS Query database and print result\n"
" -r --root=PATH Alternative root path in the filesystem\n\n"
"NOTE:\n"
"The sub-command 'hwdb' is deprecated, and is left for backwards compatibility.\n"
"Please use systemd-hwdb instead.\n"
, program_invocation_short_name);
return 0;
}
static int parse_argv(int argc, char *argv[]) {
enum {
ARG_USR = 0x100,
};
static const struct option options[] = {
{ "update", no_argument, NULL, 'u' },
{ "usr", no_argument, NULL, ARG_USR },
{ "strict", no_argument, NULL, 's' },
{ "test", required_argument, NULL, 't' },
{ "root", required_argument, NULL, 'r' },
{ "version", no_argument, NULL, 'V' },
{ "help", no_argument, NULL, 'h' },
{}
};
int c;
while ((c = getopt_long(argc, argv, "ust:r:Vh", options, NULL)) >= 0)
switch(c) {
case 'u':
arg_update = true;
break;
case ARG_USR:
arg_hwdb_bin_dir = UDEVLIBEXECDIR;
break;
case 's':
arg_strict = true;
break;
case 't':
arg_test = optarg;
break;
case 'r':
arg_root = optarg;
break;
case 'V':
return print_version();
case 'h':
return help();
case '?':
return -EINVAL;
default:
assert_not_reached("Unknown option");
}
return 1;
}
int hwdb_main(int argc, char *argv[], void *userdata) {
int r;
r = parse_argv(argc, argv);
if (r <= 0)
return r;
if (!arg_update && !arg_test)
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"Either --update or --test must be used.");
if (arg_update) {
r = hwdb_update(arg_root, arg_hwdb_bin_dir, arg_strict, true);
if (r < 0)
return r;
}
if (arg_test)
return hwdb_query(arg_test);
return 0;
}
|
