What is RCS : https://en.wikipedia.org/wiki/Revision_Control_System

Official Home Page: https://www.cs.purdue.edu/homes/trinkle/RCS/

How to: https://www.madboa.com/geek/rcs/ http://www.yolinux.com/TUTORIALS/LinuxTutorialRCSintro.html

1. Download from https://www.cs.purdue.edu/homes/trinkle/RCS/
2. Store binaries in:

    C:\Program Files (x86)\rcs\bin\

3. Copy rdir.bat

    set TZ=GST-1GDT
    cd /d D:\CloudStation\python 

   into this bin

4. Create script to use vi with RCS RCSvi on linux

    
       # 
       /usr/bin/co -l $1
       /usr/bin/bin/vi $1
       /usr/bin/ci $1
       

5. Extent PATH environment varaiable:

    set PATH=%PATH%;C:\Program Files (x86)\rcs\bin\ 

6. To start create sub dir RCS
7. Insert into .py files

    $Id$ 

- Initial check-in of file (leaving file active in filesystem) ci -i filename or ci -u -i -t-Init2017-03 *.py

- Check out with lock co -l filename

- Check in and unlock (leaving file active in filesystem) ci -u filename

- Display version x.y of a file co -px.y filename

- Undo to version x.y (overwrites file active in filesystem with the specified revision) co -rx.y filename

- Diff file active in filesystem and last revision rcsdiff filename

- Diff versions x.y and x.z rcsdiff -rx.y -rx.z filename

- View log of check-ins rlog filename Break an RCS lock held by another person on a file rcs -u filename