From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Arthur Miller Newsgroups: gmane.emacs.devel Subject: Re: [PATCH] Buffer-local process environments Date: Sat, 28 Aug 2021 18:43:59 +0200 Message-ID: References: <87eeets6jf.fsf@gmail.com> <8735v99f4i.fsf@gmail.com> <87y2d1xada.fsf@gmx.de> <877dkkcjrj.fsf@gmail.com> <87tunoyzzd.fsf@gmx.de> <87eeerby1n.fsf@gmail.com> <87a6pfepo6.fsf@gmx.de> <874kflmzn3.fsf@gmail.com> <87wns9glm1.fsf@gmx.de> <87y2co4hto.fsf@gmail.com> <87v97reubc.fsf@gmx.de> <87lf4lkb1w.fsf_-_@gmail.com> <837dg5oidr.fsf@gnu.org> <83zgt1myf5.fsf@gnu.org> <87a6l1zihw.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3282"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Eli Zaretskii , michael.albinus@gmx.de, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Augusto Stoffel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Aug 28 18:44:47 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mK1Rl-0000fT-Cw for ged-emacs-devel@m.gmane-mx.org; 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envelope-from=arthur.miller@live.com; helo=EUR04-DB3-obe.outbound.protection.outlook.com X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:273339 Archived-At: Augusto Stoffel writes: >> Now you make me confused again :). I want my process to use different env for >> LANG and LC_TIME, but Emacs should continue to work with old values. Concretely >> I want english date string, but my Emacs should continue to use swedish for it's >> normal use. >> >> So if I let-bind, it will be reflected only localy in that let scope, and the >> subprocess will inherit that local environment too? That is what I want, and why >> I went via shell command. Forgive me if I am confused. I hope what you said >> above is what I want :-). > > > If it's a one-off thing, you can always do > > (let ((process-environment (cons "LANG=en" process-environemnt))) > (process-launching-stuff)) > > Now, suppose you want to automate this within a certain project. Then > you want to arrange for > > (setq-local process-environment (cons "LANG=en" process-environemnt)) > > to be called in every buffer of the project (there are packages out > there to help doing this). This mostly works, but some commands get > confused when `process-environment' has a buffer-local value. The patch > is a fix for `compile'. Yes, yes. Thanks both. I guess I can switch to call-process now with let-bind :).