stxxl::syscall_file Class Reference

Implementation of file based on UNIX syscalls. More...

#include <syscall_file.h>

Inheritance diagram for stxxl::syscall_file:

Collaboration diagram for stxxl::syscall_file:

List of all members.

Public Member Functions
	syscall_file (const std::string &filename, int mode, int queue_id=DEFAULT_QUEUE, int allocator_id=NO_ALLOCATOR)
	constructs file object
void	serve (const request *req) throw (io_error)
const char *	io_type () const
	Identifies the type of I/O implementation.

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Detailed Description

Implementation of file based on UNIX syscalls.

Examples:

algo/copy_and_sort_file.cpp, algo/sort_file.cpp, and io/test_io.cpp.

Definition at line 28 of file syscall_file.h.

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Constructor & Destructor Documentation

stxxl::syscall_file::syscall_file	(	const std::string &	filename,
		int	mode,
		int	queue_id = DEFAULT_QUEUE,
		int	allocator_id = NO_ALLOCATOR
	)		[inline]

constructs file object

Parameters:

filename

path of file

Attention:

filename must be resided at memory disk partition

Parameters:

mode	open mode, see stxxl::file::open_modes
disk	disk(file) identifier

Definition at line 36 of file syscall_file.h.

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Member Function Documentation

const char * stxxl::syscall_file::io_type

(

)

const [virtual]

Identifies the type of I/O implementation.

Returns:

pointer to null terminated string of characters, containing the name of I/O implementation

Reimplemented from stxxl::ufs_file_base.

Definition at line 103 of file syscall_file.cpp.

void stxxl::syscall_file::serve

(

const request *

req

)

throw (io_error) [virtual]

Implements stxxl::file.

Definition at line 26 of file syscall_file.cpp.

References STXXL_THROW2.

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

• include/stxxl/bits/io/syscall_file.h
• io/syscall_file.cpp