At Mon, 08 Dec 2025 11:59:13 +0100 (CET), Jarle Greipsland <jarle.greipsland%norid.no@localhost> wrote: Subject: Re: use of "build.sh -B BUILDID".... with patch and more questions > > As for the original problem of removing blanks (or whitespace), I > generally prefer not to sprinkle my code with too much > cleverness. Instead, I stash it away in one or more functions, > and then apply them as needed. Clarity is worth a few extra > function calls. The functions below (beware! not rigorously > tested) enable me to do both: > > trim_ws var " lost in space " > and > var=" lost in space " > trim_ws var nice! I already noted the lack of character classes in the pdksh derivatives, but also note for ancient sh, e.g. Heirloom Sh, one must resort to using expr instead of the prefix/suffix pattern expansions. -- Greg A. Woods <gwoods%acm.org@localhost> Kelowna, BC +1 250 762-7675 RoboHack <woods%robohack.ca@localhost> Planix, Inc. <woods%planix.com@localhost> Avoncote Farms <woods%avoncote.ca@localhost>
Attachment:
pgp_vqALpPTIK.pgp
Description: OpenPGP Digital Signature