From owner-freebsd-net@FreeBSD.ORG Fri Jan 11 14:06:32 2008 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B635916A468 for ; Fri, 11 Jan 2008 14:06:32 +0000 (UTC) (envelope-from nayuhz@gmail.com) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.248]) by mx1.freebsd.org (Postfix) with ESMTP id 5E00E13C46B for ; Fri, 11 Jan 2008 14:06:32 +0000 (UTC) (envelope-from nayuhz@gmail.com) Received: by an-out-0708.google.com with SMTP id c14so301921anc.13 for ; Fri, 11 Jan 2008 06:06:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:to:subject:date:message-id:mime-version:content-type:content-transfer-encoding:x-mailer:thread-index:content-language:x-cr-hashedpuzzle:x-cr-puzzleid; bh=JMAi+sZPgzxwV9uc3McCIoIvNPz4ARYArRGInwomjgQ=; b=ZgbdFzm+i/fNkFfcOPcXe23BxRtluMWJr+O8hkRPFXnvo6qaRauM7E5iEM5lD+7nHKIbbaQzP1+hL1CsiFYYn5AEyf+DQ2PvaY77kyyjnuOvSK1LQpdiKv65Rez77L9G3+/WpCMrSfK9+7PeVyUgF3flaBUqFPA3Rtjpx+uQQbE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:subject:date:message-id:mime-version:content-type:content-transfer-encoding:x-mailer:thread-index:content-language:x-cr-hashedpuzzle:x-cr-puzzleid; b=qKJ8bhAa7FKquee8kW5VZGCaR9eAzt/8y+MOZSUz8a95lHc4tTJ/3HsczW6vpu2yDkFZmkvFH2k/IZokqF1BYPawv6rk33PdKxUI/2JDlvsW+VSqtymmJ86/63dkIqeHaSznxYPAmPER1CZGzAxMTkGfTkK9y3FkKK2NJwZoCP4= Received: by 10.100.202.9 with SMTP id z9mr6857300anf.42.1200058764383; Fri, 11 Jan 2008 05:39:24 -0800 (PST) Received: from 3sclient2 ( [61.48.169.1]) by mx.google.com with ESMTPS id 44sm3140770hsa.3.2008.01.11.05.39.21 (version=SSLv3 cipher=RC4-MD5); Fri, 11 Jan 2008 05:39:23 -0800 (PST) From: "SnaiX" To: Date: Fri, 11 Jan 2008 21:39:14 +0800 Message-ID: <00a001c85457$5e9e9c00$1bdbd400$@com> MIME-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: AchTUiaF5Z+BPFvTTSCpZr8rEuze+g== Content-Language: zh-cn x-cr-hashedpuzzle: D6g= YYI= A7pU BHu2 BawY DWSQ DkHN D9dR Ef1S FHGV FoRh Fq7O Gedy G4fk IpcW JpDh; 1; ZgByAGUAZQBiAHMAZAAtAG4AZQB0AEAAZgByAGUAZQBiAHMAZAAuAG8AcgBnAA==; Sosha1_v1; 7; {94674F88-0742-44AF-A7A6-AE00A107883C}; bgBhAHkAdQBoAHoAQABnAG0AYQBpAGwALgBjAG8AbQA=; Thu, 10 Jan 2008 06:29:27 GMT; dABoAGUAIABzAG8AYwBrAGUAdAAgAGMAYQBuACcAdAAgAGIAaQBuAGQAPwA= x-cr-puzzleid: {94674F88-0742-44AF-A7A6-AE00A107883C} Subject: the socket can't bind? X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Jan 2008 14:06:32 -0000 Hi all, I attempt to run a program like this: 1. make a socket 2. set socket option with SO_REUSEADDR. 3. bind it 4. listen... accept...etc.. Alright, it works well. And I kill it, it can bind immediately. After this, I do: 5. close all fd. 6. reload it with execvp. So it would run 1-4. but it reports EADDRINUSE after bind. Why? How to resolve it? Should I dup() the fd? Thanks