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Your Trail Index > Computer > Programming > CVS Table of Contents [show]     1 CVS in Programming       1.1 CVS via SSH       1.2 CVS Versions         1.2.1 How to find out version information about a file         1.2.2 How to find out the differences between versions Keywords ssh tunneling, version control Copyright Information This article is licensed under GNU Public License. Some of the images in this article may have different copyright licenses. Please follow the URLs of the images for detailed information about their specific copyright licenses. Contact webmasters for more information on copyright issues. 1 CVS in Programming [CH] [GT] CVS, or Concurrent Version System, is an open source version control system. 1.1 CVS via SSH setup ssh tunneling setup the environment variable CVS_RSH, for example, in bash, use export "CVS_RSH=ssh" If it doesnot not, try to replace ssh with the full path of your ssh client setup the CVSROOT environment variable export CVSROOT=:ext:username@host.name.com:/path/to/repository use the cvs command to perform cvs operations 1.2 CVS Versions 1.2.1 How to find out version information about a file Use "cvs log" to view version information, for example, the following command shows the history of Foo.java: cvs log Foo.java Note that you might have to change to the directory of Foo.java before issuing this cvs command. 1.2.2 How to find out the differences between versions Use cvs diff to compare two versions, for example, the following cvs command to compare the diffences between revision 1.3 and 1.4 of Foo.java cvs diff -c -r 1.4 -r 1.3 Foo.java cvs update -r 1.3 Foo.java Comments References [CH] https://www.cvshome.org/ [GT] http://www.geektimes.com/ V.E.R.A Acronyms Computer Vision Syndrome (search time: 4.053 msec)