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Added note that -- might end option but not necessarily the special handling of "-", David A. Wheeler also mentions this in his essay

Herst
2017-05-10 10:50:02 +02:00
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@@ -19,6 +19,6 @@ A file named `-f` (`touch -- -f`) will not be deleted by the problematic code. I
Using `./*` will instead cause the glob to be expanded into `./-f`, which no program will treat as an option. Using `./*` will instead cause the glob to be expanded into `./-f`, which no program will treat as an option.
Similarly, `--` by convention indicates the end of options, and nothing after it will be treated like flags. Similarly, `--` by convention indicates the end of options, and nothing after it will be treated like flags (except for some programs possibly still special casing `-` as e.g. stdin).
For more information, see "[Filenames and Pathnames in Shell: How to do it Correctly](http://www.dwheeler.com/essays/filenames-in-shell.html)". For more information, see "[Filenames and Pathnames in Shell: How to do it Correctly](http://www.dwheeler.com/essays/filenames-in-shell.html)".