Mark H Weaver <m...@netris.org> writes: > Alex Vong <alexvong1...@gmail.com> writes: > >> Running ``LC_ALL=C grep -r chmod'' on ``guix/gnu/packages'', gives the >> following result. As you can see, various modes are used, such as 644, >> 755, 555, 666, 777, 664. Do we have a guide on which mode should be >> prefered? I personally always used 644 for non-executable files, and 755 >> for directories and executable files. Any idea? > > I agree that it would be good to have some guidelines for this, and for > most purposes, I agree that 644 and 755 are good choices. In some > cases, it might make more sense to use 444 or 555. It's probably > inadvisable to use 666 or 777. > > However, it should be noted that when files are added to the store, > their modes are canonicalized to one of only two possible values: 444 > and 555. Directories in the store always have mode 555. In the NAR > format, there's only one permission bit (executable) stored per file, > and none for directories. For details, see section 5.2.1 (File system > objects) in the Eelco Dolstra's thesis "The Purely Functional Software > Deployment Model". > I see, so this is merely a stylish issue. It will not affected how the files are stored in the store.
> Mark
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