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42 lines
990 B
Markdown
42 lines
990 B
Markdown
# Chmod
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## TL;DR
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```sh
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# Change permissions of files or directories.
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chmod '775' "path/to/dir"
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chmod 'u=rw' "path/to/dir"
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chmod 'go+x' "path/to/file"
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# Set 'setuid' bit.
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# Set on directories, forces new files to be owned by the same user by default.
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chmod '04755' "path/to/dir"
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chmod 'u-s' "path/to/file"
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# Set 'setgid' bit.
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# Set on directories, forces new files to be owned by the same group by default.
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chmod '02775' "path/to/dir"
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chmod 'g+s' "path/to/file"
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# Set 'sticky' bit.
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# Allows only the *owner* to change content and delete.
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chmod '01775' "path/to/dir"
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chmod 'a+t' "path/to/file"
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# Set combinations of 'set*id' and 'sticky' bits.
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chmod '03775' "path/to/setgid/and/sticky/dir"
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chmod '05664' "path/to/setuid/and/sticky/file"
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chmod '07644' "path/to/setuid/setgid/and/sticky/file"
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```
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## Sources
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- [File permissions and attributes]
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<!--
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References
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-->
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<!-- Others -->
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[file permissions and attributes]: https://wiki.archlinux.org/title/File_permissions_and_attributes
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