aboutsummaryrefslogtreecommitdiffstats
path: root/src/ConfigData.cxx
blob: 84a726799c9362a0edaeb404a31f2fa1c76b2b0a (plain) (blame)
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
/*
 * 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 "ConfigData.hxx"
#include "ConfigParser.hxx"
#include "ConfigPath.hxx"
#include "util/Error.hxx"
#include "fs/Path.hxx"
#include "system/FatalError.hxx"
#include "mpd_error.h"

#include <glib.h>

#include <assert.h>
#include <string.h>
#include <stdlib.h>

unsigned
block_param::GetUnsignedValue() const
{
	char *endptr;
	long value2 = strtol(value.c_str(), &endptr, 0);
	if (*endptr != 0)
		FormatFatalError("Not a valid number in line %i", line);

	if (value2 < 0)
		FormatFatalError("Not a positive number in line %i", line);

	return (unsigned)value2;
}

bool
block_param::GetBoolValue() const
{
	bool value2;
	if (!get_bool(value.c_str(), &value2))
		FormatFatalError("%s is not a boolean value (yes, true, 1) or "
				 "(no, false, 0) on line %i\n",
				 name.c_str(), line);

	return value2;
}

config_param::config_param(const char *_value, int _line)
	:next(nullptr), value(g_strdup(_value)), line(_line) {}

config_param::~config_param()
{
	delete next;
	g_free(value);
}

const block_param *
config_param::GetBlockParam(const char *name) const
{
	for (const auto &i : block_params) {
		if (i.name == name) {
			i.used = true;
			return &i;
		}
	}

	return NULL;
}

const char *
config_param::GetBlockValue(const char *name, const char *default_value) const
{
	const block_param *bp = GetBlockParam(name);
	if (bp == nullptr)
		return default_value;

	return bp->value.c_str();
}

char *
config_param::DupBlockString(const char *name, const char *default_value) const
{
	return g_strdup(GetBlockValue(name, default_value));
}

Path
config_param::GetBlockPath(const char *name, const char *default_value,
			   Error &error) const
{
	assert(!error.IsDefined());

	int line2 = line;
	const char *s;

	const block_param *bp = GetBlockParam(name);
	if (bp != nullptr) {
		line2 = bp->line;
		s = bp->value.c_str();
	} else
		s = default_value;

	Path path = ParsePath(s, error);
	if (gcc_unlikely(path.IsNull()))
		error.FormatPrefix("Invalid path in \"%s\" at line %i: ",
				   name, line2);

	return path;
}

Path
config_param::GetBlockPath(const char *name, Error &error) const
{
	return GetBlockPath(name, nullptr, error);
}

unsigned
config_param::GetBlockValue(const char *name, unsigned default_value) const
{
	const block_param *bp = GetBlockParam(name);
	if (bp == nullptr)
		return default_value;

	return bp->GetUnsignedValue();
}

gcc_pure
bool
config_param::GetBlockValue(const char *name, bool default_value) const
{
	const block_param *bp = GetBlockParam(name);
	if (bp == NULL)
		return default_value;

	return bp->GetBoolValue();
}