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Concurrent Version System

Concurrent Version System. Jaeho Shin <netj@SPARCS> 2001/05/14. What’s CVS?. Concurrent Version System Can record the history of your source files Every versions of every files are saved in an efficient way Asynchronous control The Repository and the Working Directory

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Concurrent Version System

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  1. Concurrent Version System Jaeho Shin <netj@SPARCS> 2001/05/14

  2. What’s CVS? • Concurrent Version System • Can record the history of your source files • Every versions of every files are saved in an efficient way • Asynchronous control • The Repository and the Working Directory • Non-exclusive control • Access to one file by multiple developers

  3. The Repository • Where all your files are stored • CVSROOT environment variable • “cvs -d <repository> <command> …” • To create a repository • “cvs init” • Remote Repository • pserver/kserver/cvsup

  4. The Working Directory • Where your works are saved • Must use “commit” command to synchronize with the repository • To create a working directory • “cvs checkout <module>”

  5. Working with CVS • Checkout • “cvs checkout <module>” • Edit • Do something with your checked out files • Update/Add/Remove • “cvs update <files>” • “cvs add <files>” • “cvs remove <files>” • Commit • “cvs commit”

  6. Working with CVS 2 • Importing sources • “cvs import <repository> <vendor-tag> <release-tags> …” • Tagging • “cvs tag <tag> <filename>” • Exporting sources • “cvs export -r <tag> <module> …”

  7. Working with CVS 3 • To view the repository access history • “cvs history” • To view the log of files • “cvs log <filename> …” • To view the status of checked out files • “cvs status <filename> …”

  8. Working with CVS 4 • To watch on files • “cvs watch [on|off|add|remove] <files> …” • “cvs watchers <filename> …” • To notice you are editing • “cvs edit <filename> …” • “cvs unedit <filename> …” • “cvs editors <filename> …”

  9. References • CVS website • http://www.CVShome.org/ • Man pages • “man cvs” • CVS help messages • “cvs --help” • “cvs –help-commands” • “cvs –help-options”

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