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
|
/*
* Copyright © 2012 Kristian Høgsberg
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "config-parser.h"
static void
handle_option(const struct weston_option *option, char *value)
{
switch (option->type) {
case WESTON_OPTION_INTEGER:
* (int32_t *) option->data = strtol(value, NULL, 0);
return;
case WESTON_OPTION_UNSIGNED_INTEGER:
* (uint32_t *) option->data = strtoul(value, NULL, 0);
return;
case WESTON_OPTION_STRING:
* (char **) option->data = strdup(value);
return;
case WESTON_OPTION_BOOLEAN:
* (int32_t *) option->data = 1;
return;
default:
assert(0);
}
}
int
parse_options(const struct weston_option *options,
int count, int argc, char *argv[])
{
int i, j, k, len = 0;
for (i = 1, j = 1; i < argc; i++) {
for (k = 0; k < count; k++) {
if (options[k].name)
len = strlen(options[k].name);
if (options[k].name &&
argv[i][0] == '-' &&
argv[i][1] == '-' &&
strncmp(options[k].name, &argv[i][2], len) == 0 &&
(argv[i][len + 2] == '=' || argv[i][len + 2] == '\0')) {
handle_option(&options[k], &argv[i][len + 3]);
break;
} else if (options[k].short_name &&
argv[i][0] == '-' &&
options[k].short_name == argv[i][1]) {
handle_option(&options[k], &argv[i][2]);
break;
}
}
if (k == count)
argv[j++] = argv[i];
}
argv[j] = NULL;
return j;
}
|
