Path: csiph.com!goblin1!goblin.stu.neva.ru!uio.no!news.tele.dk!news.tele.dk!small.news.tele.dk!newsgate.cistron.nl!newsgate.news.xs4all.nl!nzpost1.xs4all.net!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.003 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; '16,': 0.03; 'dependency': 0.07; 'problem?': 0.07; 'libraries.': 0.09; 'python': 0.10; 'subject:python': 0.14; 'wed,': 0.15; '7:35': 0.16; 'compilers': 0.16; 'hi:': 0.16; 'wrote:': 0.16; 'circular': 0.18; 'load': 0.20; '2015': 0.20; 'ctypes': 0.22; 'libraries': 0.22; 'sep': 0.22; 'header:In-Reply-To:1': 0.24; 'header:User-Agent:1': 0.26; 'chris': 0.26; 'them?': 0.29; 'that.': 0.30; 'convention': 0.30; 'anybody': 0.32; 'this?': 0.34; 'handle': 0.34; 'so,': 0.35; 'files,': 0.35; 'problem.': 0.35; 'but': 0.36; 'there': 0.36; 'depends': 0.36; 'to:addr:python-list': 0.36; 'pm,': 0.36; 'subject:: ': 0.37; 'received:10': 0.37; 'two': 0.37; 'files': 0.38; 'to:addr:python.org': 0.40; 'chrisa': 0.84; 'received:qq.com': 0.84 X-QQ-mid: Yesmtp20t1442399158t225t2958 X-QQ-SSF: 00400000000000F0F622B00A0000000 X-QQ-FEAT: NviVax2pLsUPnCm7YklJuC1vj1H6GMYM8I0ilg+fmSkWtCJikopY+oCbCBq8r WbnOaujdLKAhlY0SDCtxP7d1jjBZHKfdLMyGsOAhrxf6u0XGeVRQmKjHa/hIPjt3u/dsuYA S2dIWBRjZzgA5PnbuTVi7gFhdvvg7SHisE3FZAPzsS9IYDaoTzezMhoPkkbyHLOphc+mWis 0vgJcmLmFvoc9D8nFUWdWA47bFzeyXSdyiPe4xPRPNBg1K49pBUhLuJus6zMo9Krxkb+mIP cOdQ== X-QQ-GoodBg: 0 Subject: Re: python how to load multiple C libraries To: python-list@python.org References: <55F937D6.6040104@inhand.com.cn> From: "chenchao@inhand.com.cn" Date: Wed, 16 Sep 2015 18:25:57 +0800 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-QQ-SENDSIZE: 520 X-QQ-Bgrelay: 1 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.20+ Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 21 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1442399184 news.xs4all.nl 23790 [2001:888:2000:d::a6]:34276 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:96671 hi: Most current compilers and linkers will search all object files, regard-less of order, but since not all compilers do this it is best to follow the convention of ordering object files from left to right . Python do that. So, is there anybody know how to solve the follow problem? On 09/16/2015 05:41 PM, Chris Angelico wrote: > On Wed, Sep 16, 2015 at 7:35 PM, chenchao@inhand.com.cn > wrote: >> I encountered a problem. I use ctypes load multiple C libraries, but the >> libraries have dependence each other.So, how can i load these libraries. For >> example, I have two libraries:A、B, but A depends on B, B depends on A. So >> how do I load them? Is there anybody know how to do it? > How are the libraries built? A circular dependency is always a > problem. How would a C program handle this? > > ChrisA