161 lines
3.6 KiB
C++
161 lines
3.6 KiB
C++
/*
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* Copyright 2003-2020 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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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 "util/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(FormatRuntimeError("Error in setting \"%s\" on line %i",
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name.c_str(), 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 FormatRuntimeError("Not a valid number in line %i", 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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const char *const s = value.c_str();
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char *endptr;
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unsigned long value2 = strtoul(s, &endptr, 0);
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if (endptr == s || *endptr != 0)
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throw FormatRuntimeError("Not a valid number in line %i", line);
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return (unsigned)value2;
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}
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unsigned
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BlockParam::GetPositiveValue() 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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unsigned long value2 = strtoul(s, &endptr, 0);
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if (endptr == s || *endptr != 0)
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throw FormatRuntimeError("Not a valid number in line %i", line);
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if (value2 <= 0)
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throw FormatRuntimeError("Number in line %i must be positive", line);
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return (unsigned)value2;
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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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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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