Re: Bash parameter expansion (remove largest trailing match, remove largest leading match, pattern replacement) does not work

From	Bruce Lilly <bruce.lilly@gmail.com>
Newsgroups	gnu.bash.bug
Subject	Re: Bash parameter expansion (remove largest trailing match, remove largest leading match, pattern replacement) does not work
Date	2020-08-29 22:08 -0400
Message-ID	<mailman.1748.1598753336.2469.bug-bash@gnu.org> (permalink)
References	(4 earlier) <CAPyES37OZ-TAjmxRp72dv97eKPzNes=__QqnBHuEK+rK78QSSg@mail.gmail.com> <CAFLRLk-WondkFshbc5=vF=20dViDyn20E7eps3rMJaog4ag7Yg@mail.gmail.com> <CAPyES34iHv0YzEjQd1me3qV2JrZ=XOgvR_Wb5SpZ=5cYWQ3-vQ@mail.gmail.com> <C4224EEC-8FBF-472A-88DF-B96BA3F1A8CB@larryv.me> <CAPyES35Ca6yUirzYX71n+9TOcs6f_Ur5sSGT-D39nQ5bzK_jiw@mail.gmail.com>

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On Sat, Aug 29, 2020 at 9:12 PM Lawrence Velázquez <vq@larryv.me> wrote:

> (a) $'...' is not POSIX. For instance, dash does not recognize it.

dash also doesn't have adequate pattern matching for the example
task (building a path while ensuring no empty components); it
has no way to specify one-or-more (or zero-or-more) occurrences
of a pattern such as a slash.

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Re: Bash parameter expansion (remove largest trailing match, remove largest leading match, pattern replacement) does not work Bruce Lilly <bruce.lilly@gmail.com> - 2020-08-29 22:08 -0400

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