From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Basil L. Contovounesios" via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#50207: 28.0.50; ansi-color-compilation-filter and rgrep Date: Thu, 26 Aug 2021 23:33:36 +0100 Message-ID: <87ilzrhm4f.fsf@tcd.ie> References: <87y28oh36e.fsf@tcd.ie> <87o89jhn5f.fsf@tcd.ie> Reply-To: "Basil L. 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Contovounesios's message of "Thu, 26 Aug 2021 23:11:24 +0100") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:212768 Archived-At: Basil L. Contovounesios [2021-08-26 23:11 +0100] wrote: > Basil L. Contovounesios [2021-08-26 12:10 +0100] wrote: > >> I can reproduce the issue in Emacs 25.1 and newer, but not in 24.5 >> (configuration below signature), with the following modified recipe: >> >> 0. emacs -Q >> 1. (add-hook 'compilation-filter-hook >> (lambda () >> (ansi-color-apply-on-region compilation-filter-start >> (point)))) >> 2. C-x C-e >> 3. M-x rgrep RET >> 4. setq RET RET /dir/of/emacs/trunk RET >> 5. ...twiddle thumbs... >> 6. C-c C-k >> >> Loading the 24.5 versions of ansi-color.el and compile.el in 25.1 >> between steps 0 and 1 does not seem to change anything. > > Which makes sense, because the highlighting bisects to the following > change in grep.el: > > Don't assume 'grep' supports GREP_OPTIONS. > 2e4c2fe278 2014-09-16 17:07:12 -0700 > https://git.sv.gnu.org/cgit/emacs.git/commit/?id=2e4c2fe2787785a421f256541de642976e9bd90b That is with GNU grep 3.6, which no longer supports GREP_OPTIONS. -- Basil