TDBC

Help: empty-dirs
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Bounty program for improvements to Tcl and certain Tcl packages.
Tcl 2018 Conference, Houston/TX, US, Oct 15-19
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The "empty-dirs" setting:

The value is a comma or newline-separated list of pathnames. On
update and checkout commands, if no file or directory
exists with that name, an empty directory will be
created.