Boost C++ Libraries

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file_base

The file_base class is used as a base for the basic_stream_file and basic_random_access_file class templates so that we have a common place to define flags.

class file_base
Types

Name

Description

flags

A bitmask type (C++ Std [lib.bitmask.types]).

seek_basis

Basis for seeking in a file.

Protected Member Functions

Name

Description

~file_base [destructor]

Protected destructor to prevent deletion through this type.

Data Members

Name

Description

append [static]

Open the file in append mode.

create [static]

Create the file if it does not exist.

exclusive [static]

Ensure a new file is created. Must be combined with create.

read_only [static]

Open the file for reading.

read_write [static]

Open the file for reading and writing.

truncate [static]

Open the file with any existing contents truncated.

write_only [static]

Open the file for writing.

Requirements

Header: boost/asio/file_base.hpp

Convenience header: boost/asio.hpp


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