From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Thierry Volpiatto Newsgroups: gmane.emacs.devel Subject: Re: c library for handling backup files? Date: Wed, 21 Sep 2022 19:11:47 +0000 Message-ID: <87r104y230.fsf@posteo.net> References: <837d1wvpff.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26874"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "Alfred M. Szmidt" , emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Sep 21 21:13:31 2022 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 1ob5A3-0006rE-IE for ged-emacs-devel@m.gmane-mx.org; Wed, 21 Sep 2022 21:13:31 +0200 Original-Received: from localhost ([::1]:60262 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ob5A2-0002y9-1i for ged-emacs-devel@m.gmane-mx.org; Wed, 21 Sep 2022 15:13:30 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44272) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ob58W-00024s-8w for emacs-devel@gnu.org; Wed, 21 Sep 2022 15:11:57 -0400 Original-Received: from mout02.posteo.de ([185.67.36.66]:41815) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ob58T-0004Yu-HJ for emacs-devel@gnu.org; Wed, 21 Sep 2022 15:11:55 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id 0CFDC240104 for ; Wed, 21 Sep 2022 21:11:51 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1663787511; bh=RZqL4PlJu18uctt/6ZaeY6wE4UOPpqBNE5vVpdu985A=; h=From:To:Cc:Subject:Autocrypt:Date:OpenPGP:From; b=XAtZWSEZWkcgwkLa1b0Nv56JBmcK9TEZl5485t5sXNLEzHbql9koyPTQtgKwGOYzz gJnP+dkqvMKq33iGakz7UtypJEFip6a6V1gWrSgrRliY3dlQ3yfqCOnyKMtiJP5BI3 /szVCVFkhp4Ropl+kFKxRjEEvjv3VvwwU+KIhK9GDCuSxAKL89C8HWy3dZhVRic48L WGzdvltUK4FJ/A/sTN3eIX19mvvfAqGPFs0MZosb1FHJI74lktV7R/Fjkb69fKrEDW yzARc2nP7aF0fWSt2i/PoeT2/dPiyTbw+9bWqeP1xm3vkcU/5mxGgRFXZ3NMLvh1Uj d8qxPElRwA19w== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4MXp1d5vNqz6tmT; Wed, 21 Sep 2022 21:11:49 +0200 (CEST) Autocrypt: addr=thievol@posteo.net; prefer-encrypt=mutual; keydata= mQGNBF8ylcIBDADG+hy+zR6L4/vbdDDZuSaMmSrU3A5QZJpeBCvxTr7MpzzruZbhLPW1K3R6N2MA edi8Y+C8o27FVRIjpdbaKMGu9je7JV/TbUQYo3SOwCK1vM4LUn4V6ZLzSYkuiEt4eyMoiDdyvN0p kcK6P9x9DCetcEVszXzQg+yzCVrQ2hXWDXWT4M18EC3wtO7RHPouMqGiwBFhBAYErCqFWFxQHkfb tG/4yGyJ58rglb65O3qijjMWvYwcWZun9/7qm8Z4/4mHopmo2zgU+OrptnLSZfkZGz3Y7Uf452xQ GVq0Fv75NPvQru7y+DYVhuVXXyAmGxt+vf4rIiixMBbhKEPjcxEPAa2LTzex2IsTZR+QVG9uDnqC WcgaOEQ58fzXNvNhtwwF/Rgio2XWAJVdmFWS59/k9W58CIUSNKBMZh2XeGdEmtHvDtCxW3z6FJha 36RzOM3fMNNiAGdFZJA84gcdloJR+sHCDTTPT3784fjr+V8An7sI581NGFzkRQqPvEQCZbUAEQEA AbQSdGhpZXZvbEBwb3N0ZW8ubmV0iQHOBBMBCgA4AhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheA FiEEI9twfRN7r3nig/xwDsVtFB0W75MFAmL3HCoACgkQDsVtFB0W75OVEAv/f6XxmtIFz08fUb8h Bp/zJP6IC4/rhhh+0GMRIRzLN8DK0jV8JCzYdFHiRJOy2lNIOpmrrCmjRRxferc2G42+ePFIsslx hU46VSz1Z83NwIG3mpdYNV5WUTUdgzxExHTNTFCd7NKv0nlHKQa In-Reply-To: <837d1wvpff.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 21 Sep 2022 16:15:48 +0300") OpenPGP: url=https://posteo.de/keys/thievol@posteo.net.asc; preference=encrypt Received-SPF: pass client-ip=185.67.36.66; envelope-from=thievol@posteo.net; helo=mout02.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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:295944 Archived-At: Eli Zaretskii writes: >> From: "Alfred M. Szmidt" >> Date: Wed, 21 Sep 2022 08:34:35 -0400 >> >> Does anyone know of a C library for handling Emacs-like backup files? >> E.g., if writing a file, the function would do the right thing. > > Coreutils do that, no? E.g., "cp -b". dired-async.el provides a backup function similar to cp -f --backup=numbered from to. -- Thierry