Path: csiph.com!news.mixmin.net!feeds.phibee-telecom.net!newsfeed.xs4all.nl!newsfeed7.news.xs4all.nl!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; 'cc:addr:python-list': 0.09; 'libraries.': 0.09; 'subject:python': 0.14; 'wed,': 0.15; '7:35': 0.16; 'from:addr:rosuav': 0.16; 'from:name:chris angelico': 0.16; 'wrote:': 0.16; 'circular': 0.18; 'load': 0.20; '2015': 0.20; 'cc:2**0': 0.20; 'cc:addr:python.org': 0.20; 'ctypes': 0.22; 'libraries': 0.22; 'sep': 0.22; 'header:In-Reply-To:1': 0.24; 'message-id:@mail.gmail.com': 0.27; 'them?': 0.29; 'anybody': 0.32; 'this?': 0.34; 'handle': 0.34; 'received:google.com': 0.35; 'problem.': 0.35; 'but': 0.36; 'there': 0.36; 'depends': 0.36; 'pm,': 0.36; 'subject:: ': 0.37; 'two': 0.37; 'chrisa': 0.84; 'to:none': 0.91 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:cc :content-type:content-transfer-encoding; bh=2Urg7HXDdOzftPZQUwAPD1NVzNa7b6ZUW6aUVwV1lr0=; b=OW5t8SwIuZjE+XIN7SYUdCNeEPK816f8HA6hAdMXSIndZYTBkTN88oqBeM7P8MQtSQ wheaLqhIMcIICp6zk/3Nas3APz9FZ+IYqMPhvXyi6nWUQJhKPATPKOguv39zdKAQYGgw obunSq2XTO6osAJmg0/lO+KByIj87aDmtA0Cft43iWYWT/n4yBKwzWcszIGTmvFQXj1/ P9GZSpGvAdRyy9Tocm5rtRJnHoOEDaK55xWNxt84uBR0HttDWPw4loadXEGfEN2exCSg nK2e/Nbx0ZRLFMrqV4ZFdIp0Y6K24qI6UEwe8y2VB5C57oK2uRKRISzekPQ4394WmatE fFDg== MIME-Version: 1.0 X-Received: by 10.107.36.72 with SMTP id k69mr19321198iok.157.1442396468600; Wed, 16 Sep 2015 02:41:08 -0700 (PDT) In-Reply-To: <55F937D6.6040104@inhand.com.cn> References: <55F937D6.6040104@inhand.com.cn> Date: Wed, 16 Sep 2015 19:41:08 +1000 Subject: Re: python how to load multiple C libraries From: Chris Angelico Cc: "python-list@python.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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: 13 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1442396471 news.xs4all.nl 23865 [2001:888:2000:d::a6]:38585 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:96670 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=E3=80=81B, 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