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pushd/podp (was Re: Archiving content of a directory on a DVD-R.)




On Wed, Nov 07, 2018 at 01:52:13PM -0800, peter@xxxxxxxxxxx wrote:
push/popd are helpful when a tree structured file system is present.
Are they in POSIX?  Best avoided?

They are not POSIX, I don't think they are covered by any subsequent
standard either (great opportunity for anyone who wants to contribute to
a future standard I guess!). Originally from csh, they are present in
bash and zsh too, at least; but not dash (by design) and likely not
posh.

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