From nobody Sat Feb 12 04:10:54 2022 X-Original-To: freebsd-questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 5FDF8195B54B for ; Sat, 12 Feb 2022 04:11:07 +0000 (UTC) (envelope-from freebsd@raf.org) Received: from ook.raf.org (ook.raf.org [139.99.156.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4JwcVL3tNDz3p5Q for ; Sat, 12 Feb 2022 04:11:06 +0000 (UTC) (envelope-from freebsd@raf.org) Received: from localhost (localhost [127.0.0.1]) by ook.raf.org (Postfix) with ESMTP id 13AEE5E345 for ; Sat, 12 Feb 2022 15:10:57 +1100 (AEDT) X-Virus-Scanned: Debian amavisd-new at ook.raf.org Received: from ook.raf.org ([127.0.0.1]) by localhost (ook.raf.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id yeuLQPPuSYsA for ; Sat, 12 Feb 2022 15:10:54 +1100 (AEDT) Received: by ook.raf.org (Postfix, from userid 1001) id 779335E5C3; Sat, 12 Feb 2022 15:10:54 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raf.org; s=001; t=1644639054; bh=gascP2x9w3zWZL8S/DCQG4gacPBOreAUO3W4NIzG8X0=; h=Date:From:To:Subject:From; b=kor4J5ZVrJmqHpqxhhc43RCriS8LmHjPd8aM6xDNkwfkgDbfa125LVt6gRJo+cJ+Y MZ0l/LfohRPALgqAm+q76ul/xc0daFXBvQS8IfTWTFYU+vTwhrNws0ycUaqPx8GmDJ srAFijoVsYtjIM2HMCIBdW80U+7teuikgTIvmOJlgLW8bWRtBg60L0BvQuPp8WKwJa RfHxbObl4BVYHaABpLyv75wMFvDviWsE6qSMY3TQOxUAwPiWTMPPKvzcHBojFlRVCl wJxKB40q8laGShLaBZQSW8lqvU3A7KoZ2a00NCG0oLhxnyOsESBmGyZDb7iJm9H+TE ekDXPeU0TsP+g== Date: Sat, 12 Feb 2022 15:10:54 +1100 From: raf To: freebsd-questions@freebsd.org Subject: Definition of struct stat st_size for directories Message-ID: List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: 4JwcVL3tNDz3p5Q X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=raf.org header.s=001 header.b=kor4J5ZV; dmarc=pass (policy=none) header.from=raf.org; spf=pass (mx1.freebsd.org: domain of freebsd@raf.org designates 139.99.156.21 as permitted sender) smtp.mailfrom=freebsd@raf.org X-Spamd-Result: default: False [-4.00 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[raf.org:s=001]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:139.99.156.21:c]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[raf.org:+]; DMARC_POLICY_ALLOW(-0.50)[raf.org,none]; RCVD_IN_DNSWL_NONE(0.00)[139.99.156.21:from]; NEURAL_HAM_SHORT(-1.00)[-1.000]; MLMMJ_DEST(0.00)[freebsd-questions]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:16276, ipnet:139.99.128.0/17, country:FR]; MID_RHS_MATCH_FROM(0.00)[] X-ThisMailContainsUnwantedMimeParts: N Hi, The FreeBSD stat(2) manpage only defines st_size for regular files and symlinks. But I've noticed that for directories, it seems to always be the number of entries within the directory (including . and ..). I'm seeing this with 13.0-RELEASE and zfs. Is this always the case on FreeBSD? Or just for zfs? Or am I imagining things? If I can rely on this behaviour, I can make a small part of a program I'm writing faster when it's on FreeBSD. cheers, raf