Imported Upstream version 1.3.2upstream/1.3.2

1 files changed, 424 insertions, 0 deletions

diff --git a/libconfig.h++ b/libconfig.h++
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--- /dev/null
+++ b/libconfig.h++
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+/* ----------------------------------------------------------------------------
+   libconfig - A library for processing structured configuration files
+   Copyright (C) 2005-2009  Mark A Lindner
+
+   This file is part of libconfig.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public License
+   as published by the Free Software Foundation; either version 2.1 of
+   the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, see
+   <http://www.gnu.org/licenses/>.
+   ----------------------------------------------------------------------------
+*/
+
+#ifndef __libconfig_hpp
+#define __libconfig_hpp
+
+#include <stdio.h>
+#include <string>
+#include <map>
+
+namespace libconfig
+{
+
+#include <libconfig.h>
+
+  class LIBCONFIG_API ConfigException : public std::exception { };
+
+  class Setting; // fwd decl
+
+  class LIBCONFIG_API SettingException : public ConfigException
+  {
+    friend class Config;
+
+    public:
+
+    SettingException(const SettingException &other);
+    SettingException& operator=(const SettingException &other);
+
+    virtual ~SettingException() throw();
+
+    const char *getPath() const;
+
+    virtual const char *what() const throw();
+
+    protected:
+
+    SettingException(const Setting &setting);
+    SettingException(const Setting &setting, int idx);
+    SettingException(const Setting &setting, const char *name);
+    SettingException(const char *path);
+
+    private:
+
+    char *_path;
+  };
+
+  class LIBCONFIG_API SettingTypeException : public SettingException
+  {
+    friend class Config;
+    friend class Setting;
+
+    const char *what() const throw();
+
+    private:
+
+    SettingTypeException(const Setting &setting);
+    SettingTypeException(const Setting &setting, int idx);
+    SettingTypeException(const Setting &setting, const char *name);
+  };
+
+  class LIBCONFIG_API SettingNotFoundException : public SettingException
+  {
+    friend class Config;
+    friend class Setting;
+
+    const char *what() const throw();
+
+    private:
+
+    SettingNotFoundException(const Setting &setting, int idx);
+    SettingNotFoundException(const Setting &setting, const char *name);
+    SettingNotFoundException(const char *path);
+  };
+
+  class LIBCONFIG_API SettingNameException : public SettingException
+  {
+    friend class Config;
+    friend class Setting;
+
+    const char *what() const throw();
+
+    private:
+
+    SettingNameException(const Setting &setting, const char *name);
+  };
+
+  class LIBCONFIG_API FileIOException : public ConfigException
+  {
+    const char *what() const throw();
+  };
+
+  class LIBCONFIG_API ParseException : public ConfigException
+  {
+    friend class Config;
+
+    public:
+
+    virtual ~ParseException() throw();
+
+    inline int getLine() throw()
+    { return(_line); }
+
+    inline const char *getError() throw()
+    { return(_error); }
+
+    const char *what() const throw();
+
+    private:
+
+    ParseException(int line, const char *error);
+
+    int _line;
+    const char *_error;
+  };
+
+  class LIBCONFIG_API Setting
+  {
+    friend class Config;
+
+    public:
+
+    enum Type
+    {
+      TypeNone = 0,
+      // scalar types
+      TypeInt,
+      TypeInt64,
+      TypeFloat,
+      TypeString,
+      TypeBoolean,
+      // aggregate types
+      TypeGroup,
+      TypeArray,
+      TypeList
+    };
+
+    enum Format
+    {
+      FormatDefault = 0,
+      FormatHex = 1
+    };
+
+    private:
+
+    config_setting_t *_setting;
+    Type _type;
+    Format _format;
+
+    Setting(config_setting_t *setting);
+
+    void assertType(Type type) const
+      throw(SettingTypeException);
+    static Setting & wrapSetting(config_setting_t *setting);
+
+    Setting(const Setting& other); // not supported
+    Setting& operator=(const Setting& other); // not supported
+
+    public:
+
+    virtual ~Setting() throw();
+
+    inline Type getType() const throw() { return(_type); }
+
+    inline Format getFormat() const throw() { return(_format); }
+    void setFormat(Format format) throw();
+
+    operator bool() const throw(SettingTypeException);
+    operator long() const throw(SettingTypeException);
+    operator unsigned long() const throw(SettingTypeException);
+    operator int() const throw(SettingTypeException);
+    operator unsigned int() const throw(SettingTypeException);
+    operator long long() const throw(SettingTypeException);
+    operator unsigned long long() const throw(SettingTypeException);
+    operator double() const throw(SettingTypeException);
+    operator float() const throw(SettingTypeException);
+    operator const char *() const throw(SettingTypeException);
+    operator std::string() const throw(SettingTypeException);
+
+    Setting & operator=(bool value) throw(SettingTypeException);
+    Setting & operator=(long value) throw(SettingTypeException);
+    Setting & operator=(int value) throw(SettingTypeException);
+    Setting & operator=(const long long &value) throw(SettingTypeException);
+    Setting & operator=(const double &value) throw(SettingTypeException);
+    Setting & operator=(float value) throw(SettingTypeException);
+    Setting & operator=(const char *value) throw(SettingTypeException);
+    Setting & operator=(const std::string &value) throw(SettingTypeException);
+
+    Setting & operator[](const char * key) const
+      throw(SettingTypeException, SettingNotFoundException);
+
+    inline Setting & operator[](const std::string & key) const
+      throw(SettingTypeException, SettingNotFoundException)
+    { return(operator[](key.c_str())); }
+
+    Setting & operator[](int index) const
+      throw(SettingTypeException, SettingNotFoundException);
+
+    bool lookupValue(const char *name, bool &value) const throw();
+    bool lookupValue(const char *name, long &value) const throw();
+    bool lookupValue(const char *name, unsigned long &value) const throw();
+    bool lookupValue(const char *name, int &value) const throw();
+    bool lookupValue(const char *name, unsigned int &value) const throw();
+    bool lookupValue(const char *name, long long &value) const throw();
+    bool lookupValue(const char *name, unsigned long long &value)
+      const throw();
+    bool lookupValue(const char *name, double &value) const throw();
+    bool lookupValue(const char *name, float &value) const throw();
+    bool lookupValue(const char *name, const char *&value) const throw();
+    bool lookupValue(const char *name, std::string &value) const throw();
+
+    inline bool lookupValue(const std::string &name, bool &value)
+      const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, long &value)
+      const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, unsigned long &value)
+      const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, int &value) const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, unsigned int &value)
+      const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, long long &value)
+      const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name,
+                            unsigned long long &value) const throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, double &value) const
+      throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, float &value) const
+      throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, const char *&value) const
+      throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &name, std::string &value) const
+      throw()
+    { return(lookupValue(name.c_str(), value)); }
+
+    void remove(const char *name)
+      throw(SettingTypeException, SettingNotFoundException);
+
+    inline void remove(const std::string & name)
+      throw(SettingTypeException, SettingNotFoundException)
+    { remove(name.c_str()); }
+
+    void remove(unsigned int idx)
+      throw(SettingTypeException, SettingNotFoundException);
+
+    inline Setting & add(const std::string & name, Type type)
+      throw(SettingNameException, SettingTypeException)
+    { return(add(name.c_str(), type)); }
+
+    Setting & add(const char *name, Type type)
+      throw(SettingNameException, SettingTypeException);
+
+    Setting & add(Type type) throw(SettingTypeException);
+
+    inline bool exists(const std::string & name) const throw()
+    { return(exists(name.c_str())); }
+
+    bool exists(const char *name) const throw();
+
+    int getLength() const throw();
+    const char *getName() const throw();
+    std::string getPath() const;
+    int getIndex() const throw();
+
+    const Setting & getParent() const throw(SettingNotFoundException);
+    Setting & getParent() throw(SettingNotFoundException);
+
+    bool isRoot() const throw();
+
+    inline bool isGroup() const throw()
+    { return(_type == TypeGroup); }
+
+    inline bool isArray() const throw()
+    { return(_type == TypeArray); }
+
+    inline bool isList() const throw()
+    { return(_type == TypeList); }
+
+    inline bool isAggregate() const throw()
+    { return(_type >= TypeGroup); }
+
+    inline bool isScalar() const throw()
+    { return((_type > TypeNone) && (_type < TypeGroup)); }
+
+    inline bool isNumber() const throw()
+    { return((_type == TypeInt) || (_type == TypeInt64)
+             || (_type == TypeFloat)); }
+
+    inline unsigned int getSourceLine() const throw()
+    { return(config_setting_source_line(_setting)); }
+  };
+
+  class LIBCONFIG_API Config
+  {
+    private:
+
+    config_t _config;
+
+    static void ConfigDestructor(void *arg);
+    Config(const Config& other); // not supported
+    Config& operator=(const Config& other); // not supported
+
+    public:
+
+    Config();
+    virtual ~Config();
+
+    void setAutoConvert(bool flag);
+    bool getAutoConvert() const;
+
+    void read(FILE *stream) throw(ParseException);
+    void write(FILE *stream) const;
+
+    void readFile(const char *filename) throw(FileIOException, ParseException);
+    void writeFile(const char *filename) throw(FileIOException);
+
+    inline Setting & lookup(const std::string &path) const
+      throw(SettingNotFoundException)
+    { return(lookup(path.c_str())); }
+
+    Setting & lookup(const char *path) const throw(SettingNotFoundException);
+
+    inline bool exists(const std::string & path) const throw()
+    { return(exists(path.c_str())); }
+
+    bool exists(const char *path) const throw();
+
+    bool lookupValue(const char *path, bool &value) const throw();
+    bool lookupValue(const char *path, long &value) const throw();
+    bool lookupValue(const char *path, unsigned long &value) const throw();
+    bool lookupValue(const char *path, int &value) const throw();
+    bool lookupValue(const char *path, unsigned int &value) const throw();
+    bool lookupValue(const char *path, long long &value) const throw();
+    bool lookupValue(const char *path, unsigned long long &value)
+      const throw();
+    bool lookupValue(const char *path, double &value) const throw();
+    bool lookupValue(const char *path, float &value) const throw();
+    bool lookupValue(const char *path, const char *&value) const throw();
+    bool lookupValue(const char *path, std::string &value) const throw();
+
+    inline bool lookupValue(const std::string &path, bool &value) const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, long &value) const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, unsigned long &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, int &value) const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, unsigned int &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, long long &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path,
+                            unsigned long long &value) const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, double &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, float &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, const char *&value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    inline bool lookupValue(const std::string &path, std::string &value)
+      const throw()
+    { return(lookupValue(path.c_str(), value)); }
+
+    Setting & getRoot() const;
+  };
+
+} // namespace libconfig
+
+#endif // __libconfig_hpp