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scriptreplay - play back typescripts, using timing information

Authors

       The original scriptreplay program was written by Joey Hess <joey@kitenet.net>. The program was re-written
       in C by James Youngman <jay@gnu.org> and Karel Zak <kzak@redhat.com>

Availability

       The scriptreplay command is part of the util-linux package which can be downloaded from Linux Kernel
       Archive <https://www.kernel.org/pub/linux/utils/util-linux/>.

util-linux 2.40.2                                  2024-07-04                                    SCRIPTREPLAY(1)

Description

       This program replays a typescript, using timing information to ensure that output happens in the same
       rhythm as it originally appeared when the script was recorded.

       The replay simply displays the information again; the programs that were run when the typescript was
       being recorded are notrunagain. Since the same information is simply being displayed, scriptreplay is
       only guaranteed to work properly if run on the same type of terminal the typescript was recorded on.
       Otherwise, any escape characters in the typescript may be interpreted differently by the terminal to
       which scriptreplay is sending its output.

       The timing information is what script(1) outputs to file specified by --log-timing.

       By default, the typescript to display is assumed to be named typescript, but other filenames may be
       specified, as the second parameter or with option --log-out.

       If the third parameter or --divisor is specified, it is used as a speed-up multiplier. For example, a
       speed-up of 2 makes scriptreplay go twice as fast, and a speed-down of 0.1 makes it go ten times slower
       than the original session.

Examples

           % script --log-timing file.tm --log-out script.out
           Script started, file is script.out
           % ls
           <etc, etc>
           % exit
           Script done, file is script.out
           % scriptreplay --log-timing file.tm --log-out script.out

Name

       scriptreplay - play back typescripts, using timing information

Options

-I, --log-infile
           File containing script's terminal input.

       -O, --log-outfile
           File containing script's terminal output.

       -B, --log-iofile
           File containing script's terminal output and input.

       -t, --timingfile
           File containing script's timing output. This option overrides old-style arguments.

       -T, --log-timingfile
           This is an alias for -t, maintained for compatibility with script(1) command-line options.

       -s, --typescriptfile
           File containing script's terminal output. Deprecated alias to --log-out. This option overrides
           old-style arguments.

       -c, --cr-modemode
           Specifies how to use the CR (0x0D, carriage return) character from log files. The default mode is
           auto, in this case CR is replaced with line break for stdin log, because otherwise scriptreplay would
           overwrite the same line. The other modes are never and always.

       -d, --divisornumber
           Speed up the replay displaying this number of times. The argument is a floating-point number. It’s
           called divisor because it divides the timings by this factor. This option overrides old-style
           arguments.

       -m, --maxdelaynumber
           Set the maximum delay between updates to number of seconds. The argument is a floating-point number.
           This can be used to avoid long pauses in the typescript replay.

       --summary
           Display details about the session recorded in the specified timing file and exit. The session has to
           be recorded using advanced format (see script(1) option --logging-format for more details).

       -x, --streamtype
           Forces scriptreplay to print only the specified stream. The supported stream types are in, out,
           signal, or info. This option is recommended for multi-stream logs (e.g., --log-io) in order to print
           only specified data.

       -h, --help
           Display help text and exit.

       -V, --version
           Print version and exit.

Reporting Bugs

       For bug reports, use the issue tracker at https://github.com/util-linux/util-linux/issues.

See Also

script(1), scriptlive(1)

Synopsis

scriptreplay [options] [-t] timingfile [typescript [divisor]]

See Also