From owner-freebsd-questions@FreeBSD.ORG Fri Jul 16 09:30:01 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id ED5C1106566B; Fri, 16 Jul 2010 09:30:01 +0000 (UTC) (envelope-from rehsack@googlemail.com) Received: from mail-bw0-f54.google.com (mail-bw0-f54.google.com [209.85.214.54]) by mx1.freebsd.org (Postfix) with ESMTP id 47FA68FC17; Fri, 16 Jul 2010 09:30:00 +0000 (UTC) Received: by bwz12 with SMTP id 12so1159415bwz.13 for ; Fri, 16 Jul 2010 02:30:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:cc:subject:references:in-reply-to :content-type:content-transfer-encoding; bh=Mo9CbC2BUZpfaaYQnf23gdQVus0UsheL7EMq+/jxMY0=; b=aAOuxdJFbo1ePQxBActr8PBuyB9eOQepfXMusgXZ4j6vF7cMzoRGKCWDvtQPCvB41c avNWq/Lwtb+NGTq4RLmfATphg3tk8vzUhmbXrUhMDWgkZSLrqNTUqH8p5hl0tlobIZnV GHYQMNSn8tV4luQH4bMiIXjVr/mr+nsUptjnw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=DVjmPZCM8+h3ezsWBRokRR6h99DKg3mDzzxSZPHuWvQyLoWBDyd45kx+j7V7YP/ga+ B7bETdC83q9X0uu83hhwgz3tBXAEKtbUKsXUaCzmS/4LrYzqf38Zxmw4ayjqNwz5+h7i 67AsG9FFzMDMvufbd+naWdzogMKge4nGyttzo= Received: by 10.204.162.136 with SMTP id v8mr700235bkx.168.1279272599972; Fri, 16 Jul 2010 02:29:59 -0700 (PDT) Received: from waldorf.muppets.liwing.de (p4FF86EBD.dip.t-dialin.net [79.248.110.189]) by mx.google.com with ESMTPS id x19sm10102513bkv.21.2010.07.16.02.29.58 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 16 Jul 2010 02:29:59 -0700 (PDT) Message-ID: <4C402689.7070005@netbsd.org> Date: Fri, 16 Jul 2010 09:29:45 +0000 From: Jens Rehsack User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.9.1.9) Gecko/20100409 Thunderbird/3.0.4 MIME-Version: 1.0 To: Ashish SHUKLA References: <20100715172615.GC5485@dan.emsphone.com> <86tyo0qd19.fsf@chateau.d.if> <20100716043056.GF5485@dan.emsphone.com> <86d3unrfgu.fsf@chateau.d.if> <4C401B31.4000402@netbsd.org> <8639vjrdru.fsf@chateau.d.if> In-Reply-To: <8639vjrdru.fsf@chateau.d.if> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Dan Nelson , freebsd-questions@freebsd.org Subject: Re: getpwent bug? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Jul 2010 09:30:02 -0000 On 07/16/10 09:12, Ashish SHUKLA wrote: > Jens Rehsack writes: > > [...] > >> I cached the entires - I rate setpwent as to dangerous. > > dangerous ? why ? Because it modifies something - and I might not know the source. getpwent(3) delivers entries from yp, too (or LDAP) etc. - and when I call setpwent(3) for such an entry, what happens then? Long explanation for: I do not know the consequences - and that's why I rate it dangerous as workaround. Jens