From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Qiantan Hong Newsgroups: gmane.emacs.devel Subject: Question: estimating size of a buffer when written to file? Date: Wed, 8 Dec 2021 15:33:06 +0000 Message-ID: <3703D806-12C4-4EE6-ADB8-8A006D7AFC35@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3576"; mail-complaints-to="usenet@ciao.gmane.io" To: "emacs-devel@gnu.org" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Dec 08 16:34:40 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 1muyxr-0000my-T6 for ged-emacs-devel@m.gmane-mx.org; Wed, 08 Dec 2021 16:34:39 +0100 Original-Received: from localhost ([::1]:52778 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1muyxq-0005kG-H0 for ged-emacs-devel@m.gmane-mx.org; Wed, 08 Dec 2021 10:34:38 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:54944) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muywu-00055F-Hi for emacs-devel@gnu.org; Wed, 08 Dec 2021 10:33:40 -0500 Original-Received: from outgoing-exchange-1.mit.edu ([18.9.28.15]:49475) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muyws-0005jf-IZ for emacs-devel@gnu.org; Wed, 08 Dec 2021 10:33:40 -0500 Original-Received: from oc11exedge1.exchange.mit.edu (OC11EXEDGE1.EXCHANGE.MIT.EDU [18.9.3.17]) by outgoing-exchange-1.mit.edu (8.14.7/8.12.4) with ESMTP id 1B8FWYJN029609 for ; Wed, 8 Dec 2021 10:33:35 -0500 Original-Received: from w92expo16.exchange.mit.edu (18.7.74.70) by oc11exedge1.exchange.mit.edu (18.9.3.17) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Wed, 8 Dec 2021 10:32:32 -0500 Original-Received: from oc11expo16.exchange.mit.edu (18.9.4.47) by w92expo16.exchange.mit.edu (18.7.74.70) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Wed, 8 Dec 2021 10:33:06 -0500 Original-Received: from oc11expo16.exchange.mit.edu ([18.9.4.47]) by oc11expo16.exchange.mit.edu ([18.9.4.47]) with mapi id 15.00.1497.023; Wed, 8 Dec 2021 10:33:06 -0500 Thread-Topic: Question: estimating size of a buffer when written to file? Thread-Index: AQHX7EjlEnqP+/23rkeheYaZ05Xx0Q== Accept-Language: en-US Content-Language: en-US x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [128.12.11.144] Content-ID: <3F6C5B20CAE57B4A9F183667DC515A46@exchange.mit.edu> Received-SPF: pass client-ip=18.9.28.15; envelope-from=qhong@mit.edu; helo=outgoing-exchange-1.mit.edu X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=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: 2.1.29 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:281360 Archived-At: SXMgdGhlcmUgYW55IHJlbGlhYmxlIHdheSB0byBnZXQgKG9yIGNvbnNlcnZhdGl2ZWx5IGVzdGlt YXRlKSANCnRoZSBzaXplIG9mIGEgYnVmZmVyIHdoZW4gd3JpdHRlbiB0byBmaWxlPw0KDQpJ4oCZ bSB0aGlua2luZyBhYm91dCB1c2luZyBpdCBmb3IgYW4gb3B0aW1pemF0aW9uIGZvciBwZXJzaXN0 ZW50IGt2IHN0b3JlLg0KSWYgd2Uga25vdyBhIGxvZyBlbnRyeSwgd2hlbiB3cml0dGVuIG91dCwg aXMgc2hvcnRlciB0aGFuIFBJUEVfQlVGLA0KdGhlbiB3ZSBjYW4gc2tpcCB0aGUgZmlsZSBsb2Nr aW5nL3VubG9ja2luZy4NCkVtYWNzIGxvY2sgZmlsZSBkb2VzbuKAmXQgc2VlbSB0byBiZSBwYXJ0 aWN1bGFybHkgZmFzdC4NCg0KQmVzdCwNClFpYW50YW4NCg0K