memfile.pl

/*  Part of SWI-Prolog

    Author:        Jan Wielemaker
    E-mail:        J.Wielemaker@vu.nl
    WWW:           http://www.swi-prolog.org
    Copyright (c)  2001-2020, University of Amsterdam
                              CWI, Amsterdam
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*/

:- module(memory_file,
          [ new_memory_file/1,          % -Handle
            free_memory_file/1,         % +Handle
            size_memory_file/2,         % +Handle, -Size
            size_memory_file/3,         % +Handle, -Size, +Encoding
            open_memory_file/3,         % +Handle, +Mode, -Stream
            open_memory_file/4,         % +Handle, +Mode, -Stream, +Options
            insert_memory_file/3,       % +Handle, +Position, +Data
            delete_memory_file/3,       % +Handle, +Position, +Length
            atom_to_memory_file/2,      % +Atom, -Handle
            memory_file_to_atom/2,      % +Handle, -Atom
            memory_file_to_codes/2,     % +Handle, -CodeList
            memory_file_to_string/2,    % +Handle, -String
            memory_file_to_atom/3,      % +Handle, -Atom, +Encoding
            memory_file_to_codes/3,     % +Handle, -CodeList, +Encoding
            memory_file_to_string/3,    % +Handle, -String, +Encoding
            memory_file_substring/5,    % +Handle, +Before, +Length, +After, -String
            memory_file_line_position/4,% +Handle, ?Line, ?ListPos, ?Offset
            utf8_position_memory_file/3 % +Handle, -Here, -Size
          ]).
:- use_foreign_library(foreign(memfile)).

:- predicate_options(open_memory_file/4, 4,
                     [ encoding(encoding),
                       free_on_close(boolean)
                     ]).