Max Kellermann
161 lines
3.1 KiB
C++
161 lines
3.1 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "Block.hxx"
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#include "Parser.hxx"
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#include "Path.hxx"
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#include "fs/AllocatedPath.hxx"
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#include "lib/fmt/RuntimeError.hxx"
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#include <stdlib.h>
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void
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BlockParam::ThrowWithNested() const
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{
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std::throw_with_nested(FmtRuntimeError("Error in setting {:?} on line {}",
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name, line));
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}
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int
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BlockParam::GetIntValue() const
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{
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const char *const s = value.c_str();
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char *endptr;
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long value2 = strtol(s, &endptr, 0);
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if (endptr == s || *endptr != 0)
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throw FmtRuntimeError("Not a valid number in line {}", line);
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return value2;
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}
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unsigned
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BlockParam::GetUnsignedValue() const
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{
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return With(ParseUnsigned);
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}
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unsigned
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BlockParam::GetPositiveValue() const
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{
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return With(ParsePositive);
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}
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bool
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BlockParam::GetBoolValue() const
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{
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return With(ParseBool);
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}
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std::chrono::steady_clock::duration
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BlockParam::GetDuration(std::chrono::steady_clock::duration min_value) const
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{
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return With([min_value](const char *s){
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auto duration = ParseDuration(s);
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if (duration < min_value)
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throw std::invalid_argument{"Value is too small"};
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return duration;
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});
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}
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const BlockParam *
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ConfigBlock::GetBlockParam(const char *name) const noexcept
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{
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for (const auto &i : block_params) {
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if (i.name == name) {
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i.used = true;
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return &i;
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}
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}
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return nullptr;
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}
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const char *
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ConfigBlock::GetBlockValue(const char *name,
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const char *default_value) const noexcept
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{
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const BlockParam *bp = GetBlockParam(name);
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if (bp == nullptr)
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return default_value;
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return bp->value.c_str();
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}
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AllocatedPath
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ConfigBlock::GetPath(const char *name, const char *default_value) const
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{
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const char *s;
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const BlockParam *bp = GetBlockParam(name);
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if (bp != nullptr) {
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s = bp->value.c_str();
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} else {
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if (default_value == nullptr)
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return nullptr;
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s = default_value;
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}
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return ParsePath(s);
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}
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int
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ConfigBlock::GetBlockValue(const char *name, int default_value) const
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{
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const BlockParam *bp = GetBlockParam(name);
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if (bp == nullptr)
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return default_value;
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return bp->GetIntValue();
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}
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unsigned
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ConfigBlock::GetBlockValue(const char *name, unsigned default_value) const
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{
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const BlockParam *bp = GetBlockParam(name);
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if (bp == nullptr)
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return default_value;
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return bp->GetUnsignedValue();
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}
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unsigned
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ConfigBlock::GetPositiveValue(const char *name, unsigned default_value) const
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{
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const auto *param = GetBlockParam(name);
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if (param == nullptr)
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return default_value;
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return param->GetPositiveValue();
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}
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bool
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ConfigBlock::GetBlockValue(const char *name, bool default_value) const
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{
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const BlockParam *bp = GetBlockParam(name);
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if (bp == nullptr)
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return default_value;
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return bp->GetBoolValue();
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}
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std::chrono::steady_clock::duration
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ConfigBlock::GetDuration(const char *name,
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std::chrono::steady_clock::duration min_value,
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std::chrono::steady_clock::duration default_value) const
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{
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const BlockParam *bp = GetBlockParam(name);
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if (bp == nullptr)
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return default_value;
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return bp->GetDuration(min_value);
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}
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void
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ConfigBlock::ThrowWithNested() const
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{
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std::throw_with_nested(FmtRuntimeError("Error in block on line {}",
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line));
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}
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