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authorJonathan McCrohan <jmccrohan@gmail.com>2011-12-01 22:56:23 +0000
committerJonathan McCrohan <jmccrohan@gmail.com>2011-12-01 22:56:23 +0000
commit429e46051dba814e7d6c74368eb1bba550222cbe (patch)
treeed1dd43cd23c69f156aae2165006a16a66262cef /lib/libconfig.h++
parent58bf1382be0cbcf3f9649286fd2719b789a1595f (diff)
downloadlibconfig-429e46051dba814e7d6c74368eb1bba550222cbe.tar.gz
Imported Upstream version 1.4.8upstream/1.4.8
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-rw-r--r--lib/libconfig.h++459
1 files changed, 459 insertions, 0 deletions
diff --git a/lib/libconfig.h++ b/lib/libconfig.h++
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--- /dev/null
+++ b/lib/libconfig.h++
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+/* ----------------------------------------------------------------------------
+ libconfig - A library for processing structured configuration files
+ Copyright (C) 2005-2010 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 <exception>
+#include <string>
+
+#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
+#if defined(LIBCONFIGXX_STATIC)
+#define LIBCONFIGXX_API
+#elif defined(LIBCONFIGXX_EXPORTS)
+#define LIBCONFIGXX_API __declspec(dllexport)
+#else /* ! LIBCONFIGXX_EXPORTS */
+#define LIBCONFIGXX_API __declspec(dllimport)
+#endif /* LIBCONFIGXX_STATIC */
+#else /* ! WIN32 */
+#define LIBCONFIGXX_API
+#endif /* WIN32 */
+
+#define LIBCONFIGXX_VER_MAJOR 1
+#define LIBCONFIGXX_VER_MINOR 4
+#define LIBCONFIGXX_VER_REVISION 8
+
+struct config_t; // fwd decl
+struct config_setting_t; // fwd decl
+
+namespace libconfig {
+
+class LIBCONFIGXX_API ConfigException : public std::exception { };
+
+class Setting; // fwd decl
+
+class LIBCONFIGXX_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 LIBCONFIGXX_API SettingTypeException : public SettingException
+{
+ friend class Config;
+ friend class Setting;
+
+ public:
+
+ const char *what() const throw();
+
+ private:
+
+ SettingTypeException(const Setting &setting);
+ SettingTypeException(const Setting &setting, int idx);
+ SettingTypeException(const Setting &setting, const char *name);
+};
+
+class LIBCONFIGXX_API SettingNotFoundException : public SettingException
+{
+ friend class Config;
+ friend class Setting;
+
+ public:
+
+ const char *what() const throw();
+
+ private:
+
+ SettingNotFoundException(const Setting &setting, int idx);
+ SettingNotFoundException(const Setting &setting, const char *name);
+ SettingNotFoundException(const char *path);
+};
+
+class LIBCONFIGXX_API SettingNameException : public SettingException
+{
+ friend class Config;
+ friend class Setting;
+
+ public:
+
+ const char *what() const throw();
+
+ private:
+
+ SettingNameException(const Setting &setting, const char *name);
+};
+
+class LIBCONFIGXX_API FileIOException : public ConfigException
+{
+ public:
+
+ const char *what() const throw();
+};
+
+class LIBCONFIGXX_API ParseException : public ConfigException
+{
+ friend class Config;
+
+ public:
+
+ ParseException(const ParseException &other);
+
+ virtual ~ParseException() throw();
+
+ inline const char *getFile() const throw()
+ { return(_file); }
+
+ inline int getLine() const throw()
+ { return(_line); }
+
+ inline const char *getError() const throw()
+ { return(_error); }
+
+ const char *what() const throw();
+
+ private:
+
+ ParseException(const char *file, int line, const char *error);
+
+ const char *_file;
+ int _line;
+ const char *_error;
+};
+
+class LIBCONFIGXX_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 int() const throw(SettingTypeException);
+ operator unsigned int() const throw(SettingTypeException);
+ operator long() const throw(SettingTypeException);
+ operator unsigned long() 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);
+
+ inline const char *c_str() const throw(SettingTypeException)
+ { return operator const char*(); }
+
+ Setting & operator=(bool value) throw(SettingTypeException);
+ Setting & operator=(int value) throw(SettingTypeException);
+ Setting & operator=(long 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, 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, 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)); }
+
+ unsigned int getSourceLine() const throw();
+ const char *getSourceFile() const throw();
+};
+
+class LIBCONFIGXX_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 setDefaultFormat(Setting::Format format);
+ inline Setting::Format getDefaultFormat() const
+ { return(_defaultFormat); }
+
+ void setTabWidth(unsigned short width) throw();
+ unsigned short getTabWidth() const throw();
+
+ void setIncludeDir(const char *includeDir) throw();
+ const char *getIncludeDir() const throw();
+
+ void read(FILE *stream) throw(ParseException);
+ void write(FILE *stream) const;
+
+ void readString(const char *str) throw(ParseException);
+ inline void readString(const std::string &str) throw(ParseException)
+ { return(readString(str.c_str())); }
+
+ 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, 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, 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;
+
+ private:
+
+ Setting::Format _defaultFormat;
+
+ void handleError() const;
+};
+
+} // namespace libconfig
+
+#endif // __libconfig_hpp