Java™ Application Development on Linux - Dator

206Chapter 8Know What You Have: CVSall its subdirectories. If you run this command from the uppermost directoryin your project sandbox, it will label your entire project.A tag can be applied to a single file or group of files by listing themexplicitly on the command line.NOTECertain special characters are not allowed in CVS tags. Specifically, the characters$,.:;@ are not allowed. So you can’t use release_2.4 as a tag.Too bad.Tags cut across the various revisions of the source. While you can specifythat a tag goes on the same revision of all sources (e.g., cvs tag -r 1.3one_dot_three_tag), the more typical use is to tag different revisions of eachmodule, the revisions that you’ve just been working with and testing.Figure 8.3 shows a tag (QA) that cuts across the various revisions of thedifferent sources. With such a tag, someone can check out a copy of the sourcesto get the QA release:$ cvs co -r QA projecta.javav. 1.1a.javav. 1.2a.javav. 1.3b.javav. 1.1b.javav. 1.2b.javav. 1.3b.javav. 1.4c.javav. 1.1c.javav. 1.2QA tagFigure 8.3 A tag across three files