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
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
/*
* Copyright (C) 2003-2013 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "ConfigGlobal.hxx"
#include "ConfigParser.hxx"
#include "ConfigData.hxx"
#include "ConfigFile.hxx"
#include "ConfigPath.hxx"
#include "mpd_error.h"
#include <glib.h>
#include <assert.h>
#include <string.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "config"
static ConfigData config_data;
void config_global_finish(void)
{
for (auto i : config_data.params)
delete i;
}
void config_global_init(void)
{
}
bool
ReadConfigFile(const Path &path, GError **error_r)
{
return ReadConfigFile(config_data, path, error_r);
}
static void
Check(const config_param *param)
{
if (!param->used)
/* this whole config_param was not queried at all -
the feature might be disabled at compile time?
Silently ignore it here. */
return;
for (const auto &i : param->block_params) {
if (!i.used)
g_warning("option '%s' on line %i was not recognized",
i.name.c_str(), i.line);
}
}
void config_global_check(void)
{
for (auto i : config_data.params)
for (const config_param *p = i; p != nullptr; p = p->next)
Check(p);
}
const struct config_param *
config_get_next_param(ConfigOption option, const struct config_param * last)
{
config_param *param = last != nullptr
? last->next
: config_data.params[unsigned(option)];
if (param != nullptr)
param->used = true;
return param;
}
const char *
config_get_string(ConfigOption option, const char *default_value)
{
const struct config_param *param = config_get_param(option);
if (param == NULL)
return default_value;
return param->value;
}
char *
config_dup_path(ConfigOption option, GError **error_r)
{
assert(error_r != NULL);
assert(*error_r == NULL);
const struct config_param *param = config_get_param(option);
if (param == NULL)
return NULL;
char *path = parsePath(param->value, error_r);
if (G_UNLIKELY(path == NULL))
g_prefix_error(error_r,
"Invalid path at line %i: ",
param->line);
return path;
}
unsigned
config_get_unsigned(ConfigOption option, unsigned default_value)
{
const struct config_param *param = config_get_param(option);
long value;
char *endptr;
if (param == NULL)
return default_value;
value = strtol(param->value, &endptr, 0);
if (*endptr != 0 || value < 0)
MPD_ERROR("Not a valid non-negative number in line %i",
param->line);
return (unsigned)value;
}
unsigned
config_get_positive(ConfigOption option, unsigned default_value)
{
const struct config_param *param = config_get_param(option);
long value;
char *endptr;
if (param == NULL)
return default_value;
value = strtol(param->value, &endptr, 0);
if (*endptr != 0)
MPD_ERROR("Not a valid number in line %i", param->line);
if (value <= 0)
MPD_ERROR("Not a positive number in line %i", param->line);
return (unsigned)value;
}
bool
config_get_bool(ConfigOption option, bool default_value)
{
const struct config_param *param = config_get_param(option);
bool success, value;
if (param == NULL)
return default_value;
success = get_bool(param->value, &value);
if (!success)
MPD_ERROR("Expected boolean value (yes, true, 1) or "
"(no, false, 0) on line %i\n",
param->line);
return value;
}
|
