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Diffstat (limited to 'src/config/ConfigData.cxx')
-rw-r--r-- | src/config/ConfigData.cxx | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/config/ConfigData.cxx b/src/config/ConfigData.cxx new file mode 100644 index 000000000..70e1e55ed --- /dev/null +++ b/src/config/ConfigData.cxx @@ -0,0 +1,159 @@ +/* + * Copyright (C) 2003-2014 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/AllocatedPath.hxx" +#include "system/FatalError.hxx" + +#include <assert.h> +#include <stdlib.h> + +int +block_param::GetIntValue() const +{ + char *endptr; + long value2 = strtol(value.c_str(), &endptr, 0); + if (*endptr != 0) + FormatFatalError("Not a valid number in line %i", line); + + return value2; +} + +unsigned +block_param::GetUnsignedValue() const +{ + char *endptr; + unsigned long value2 = strtoul(value.c_str(), &endptr, 0); + if (*endptr != 0) + FormatFatalError("Not a valid 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(_value), line(_line), used(false) {} + +config_param::~config_param() +{ + delete next; +} + +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(); +} + +AllocatedPath +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 { + if (default_value == nullptr) + return AllocatedPath::Null(); + + s = default_value; + } + + AllocatedPath path = ParsePath(s, error); + if (gcc_unlikely(path.IsNull())) + error.FormatPrefix("Invalid path in \"%s\" at line %i: ", + name, line2); + + return path; +} + +AllocatedPath +config_param::GetBlockPath(const char *name, Error &error) const +{ + return GetBlockPath(name, nullptr, error); +} + +int +config_param::GetBlockValue(const char *name, int default_value) const +{ + const block_param *bp = GetBlockParam(name); + if (bp == nullptr) + return default_value; + + return bp->GetIntValue(); +} + +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(); +} |