kvikio::FileWrapper Class Reference

Class that provides RAII for file handling. More...

#include <file_utils.hpp>

Public Member Functions
	FileWrapper (std::string const &file_path, std::string const &flags, bool o_direct, mode_t mode)
	Open file. More...
	FileWrapper () noexcept=default
	Construct an empty file wrapper object without opening a file.
	FileWrapper (FileWrapper const &)=delete
FileWrapper &	operator= (FileWrapper const &)=delete
	FileWrapper (FileWrapper &&o) noexcept
FileWrapper &	operator= (FileWrapper &&o) noexcept
void	open (std::string const &file_path, std::string const &flags, bool o_direct, mode_t mode)
	Open file using open(2) More...
bool	opened () const noexcept
	Check if the file has been opened. More...
void	close () noexcept
	Close the file if it is opened; do nothing otherwise.
int	fd () const noexcept
	Return the file descriptor. More...

Detailed Description

Class that provides RAII for file handling.

Definition at line 16 of file file_utils.hpp.

Constructor & Destructor Documentation

FileWrapper()

kvikio::FileWrapper::FileWrapper	(	std::string const &	file_path,
		std::string const &	flags,
		bool	o_direct,
		mode_t	mode
	)

Open file.

Parameters

file_path	File path.
flags	Open flags given as a string.
o_direct	Append O_DIRECT to flags.
mode	Access modes.

Member Function Documentation

fd()

int kvikio::FileWrapper::fd ( ) const

noexcept

Return the file descriptor.

Returns

File descriptor.

open()

void kvikio::FileWrapper::open	(	std::string const &	file_path,
		std::string const &	flags,
		bool	o_direct,
		mode_t	mode
	)

Open file using open(2)

Parameters

file_path	File path.
flags	Open flags given as a string.
o_direct	Append O_DIRECT to flags.
mode	Access modes.

opened()

bool kvikio::FileWrapper::opened ( ) const

noexcept

Check if the file has been opened.

Returns

A boolean answer indicating if the file has been opened.

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The documentation for this class was generated from the following file:

• file_utils.hpp