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/*
* Copyright 2003-2017 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.
*/
#ifndef MPD_CONFIG_GLOBAL_HXX
#define MPD_CONFIG_GLOBAL_HXX
#include "Option.hxx"
#include "Compiler.h"
#include <chrono>
class Path;
class AllocatedPath;
struct ConfigData;
struct ConfigParam;
struct ConfigBlock;
void
config_global_init();
void
config_global_finish();
gcc_const
const ConfigData &
GetGlobalConfig() noexcept;
/**
* Call this function after all configuration has been evaluated. It
* checks for unused parameters, and logs warnings.
*/
void
config_global_check();
void
ReadConfigFile(Path path);
gcc_pure
const ConfigParam *
config_get_param(enum ConfigOption option) noexcept;
gcc_pure
const ConfigBlock *
config_get_block(enum ConfigBlockOption option) noexcept;
const char *
config_get_string(enum ConfigOption option,
const char *default_value=nullptr) noexcept;
/**
* Returns an optional configuration variable which contains an
* absolute path. If there is a tilde prefix, it is expanded.
* Returns nullptr if the value is not present.
*
* Throws #std::runtime_error on error.
*/
AllocatedPath
config_get_path(enum ConfigOption option);
unsigned
config_get_unsigned(enum ConfigOption option, unsigned default_value);
static inline std::chrono::steady_clock::duration
config_get_unsigned(ConfigOption option,
std::chrono::steady_clock::duration default_value)
{
// TODO: allow unit suffixes
auto u = config_get_unsigned(option, default_value.count());
return std::chrono::steady_clock::duration(u);
}
unsigned
config_get_positive(enum ConfigOption option, unsigned default_value);
static inline std::chrono::steady_clock::duration
config_get_positive(ConfigOption option,
std::chrono::steady_clock::duration default_value)
{
// TODO: allow unit suffixes
auto u = config_get_positive(option, default_value.count());
return std::chrono::steady_clock::duration(u);
}
bool config_get_bool(enum ConfigOption option, bool default_value);
#endif
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