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
|
/*
* Copyright 2003-2018 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/Data.hxx"
#include "config/Param.hxx"
#include "config/File.hxx"
#include "fs/Path.hxx"
#include "fs/NarrowPath.hxx"
#include "util/PrintException.hxx"
#include "util/RuntimeError.hxx"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv)
try {
if (argc != 3) {
fprintf(stderr, "Usage: read_conf FILE SETTING\n");
return EXIT_FAILURE;
}
const FromNarrowPath config_path = argv[1];
const char *name = argv[2];
const auto option = ParseConfigOptionName(name);
if (option == ConfigOption::MAX)
throw FormatRuntimeError("Unknown setting: %s", name);
ConfigData config;
ReadConfigFile(config, config_path);
const auto *param = config.GetParam(option);
if (param == nullptr)
throw FormatRuntimeError("No such setting: %s", name);
printf("%s\n", param->value.c_str());
return EXIT_SUCCESS;
} catch (...) {
PrintException(std::current_exception());
return EXIT_FAILURE;
}
|
