cvslatest —
find latest timestamp in a set of CVS trees
  
    | cvslatest | [ -di] [-nname] dir [...] | 
cvslatest recursively scans the directories given on the
  command line and looks for cvs(1)
  CVS/Entries files. cvslatest
  then reads these files and parses the timestamps inside. Finally,
  cvslatest prints the UNIX timestamp (seconds since
  UNIX epoch) of the newest file found.
Supported options:
  - -d
- Turn on debugging output.
- -i
- Ignore malformed timestamps in CVS/Entries
    files.
- -nname
- Use name instead of CVS as
      the cvs(1) information
      directory.
Thecvslatest utility exits 0 on success,
  and >0 if an error occurs.
The cvslatest utility exits 0 on success,
  and >0 if an error occurs.