Build 18305

For general Windows information on build 18305 visit the Windows blog.

WSL

• pthreads lose access to files when the primary thread exits [GH 3589]
• TIOCSCTTY should ignore the “force” parameter unless it is required [GH 3652]
• wsl.exe command line improvements and addition of import / export functionality.

Usage: wsl.exe [Argument] [Options...] [CommandLine]

Arguments to run Linux binaries:

    If no command line is provided, wsl.exe launches the default shell.

    --exec, -e <CommandLine>
        Execute the specified command without using the default Linux shell.

    --
        Pass the remaining command line as is.

Options:
    --distribution, -d <DistributionName>
        Run the specified distribution.

    --user, -u <UserName>
        Run as the specified user.

Arguments to manage Windows Subsystem for Linux:

    --export <DistributionName> <FileName>
        Exports the distribution to a tar file.
        The filename can be - for standard output.

    --import <DistributionName> <InstallLocation> <FileName>
        Imports the specified tar file as a new distribution.
        The filename can be - for standard input.

    --list, -l [Options]
        Lists distributions.

        Options:
            --all
                List all distributions, including distributions that are currently
                being installed or uninstalled.

            --running
                List only distributions that are currently running.

    -setdefault, -s <DistributionName>
        Sets the distribution as the default.

    --terminate, -t <DistributionName>
        Terminates the distribution.

    --unregister <DistributionName>
        Unregisters the distribution.

    --upgrade <DistributionName>
        Upgrades the distribution to the WslFs file system format.

    --help
        Display usage information.