This is a legacy commit from before 2015-03-01.
It may be incomplete as well as inconsistent.
See COPYING.legacy and README.history for details.

Creating the cvsid file from subversion Id strings does not require a
subversion working copy to be present (e.g. it also works after export to a
snapshot package). The SVN technique is made the default and is only replaced
by git, if git is present.