X-Recipient: archive-cygwin AT delorie DOT com DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:subject:to:references:from:message-id:date :mime-version:in-reply-to:content-type :content-transfer-encoding; q=dns; s=default; b=fhykQE5Cj9mOcICz h2OviusBjdvGDw0ZbpkEpbjD9ebvIwcqJntvn48qQEc21p263GnAH+QvK5ZbXLub 49cieNHPs3aqYEHd6f3gwYcpsL+XtRIEFzlXCyBEDAkGZ5CdfvL0ap2S1Dpz62cv z1nFJK/MpnCV9JDrNXf83pLDAMw= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:subject:to:references:from:message-id:date :mime-version:in-reply-to:content-type :content-transfer-encoding; s=default; bh=m03mQPPbO/CRO3uLST1X5I om4os=; b=tTIs/j8vJHg1iWM1wJ3WkqSNTbgwq4FTawlWa138IWQ582faHzAWDY KUaINTVVFCvYn/UK3rQmQ/3y7YlTPmB42gfd1/eBiqGIhm17e6PdVTxb0Ct81eJu jdVDF0XxzCaOe1b/bO7rA2KvPzelhKhP9/KfhqKmJsvkJIJDjPHc0= Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.3 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 spammy=Marvin, marvin, greenberg, Greenberg X-HELO: mail-wm0-f53.google.com X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=Tt2MP6ndFNJZxKcW1l8CXnvdEQ/uDABHV+w+IpqoNX0=; b=kvBVzmk/FY6Fq/z2CzyVyWzZh0v72e4hKK8yCwe+Un4n8m7wX5fpNzXHE0KpAJjPkR NW7eGF9iu972yThFFX3lwuWgSsyQ8jGav0J6P7jPdryQICo7fSZBgdca9+kDBH9f9ueY XwpSYtlw4jVbeMN3UZfFcbe5PAg5PQzgxw56lgx/kc0TX5a6E+wIfNsRNWQdXDsEbt82 oYm5lYlc1NYHXtskw3Qb+L1yHOzvJWzvP+1nygLl9yby3cyex2mC3V9BJI/X/wJ3jfhi hPJVeKxVnM7f6M1doiRmA0lVZGTFVXJbTvBp2YU70UaA8cyMDcfsudHur92b6op+r5RX EZTw== X-Gm-Message-State: ALyK8tJjCAn6C0CDCqeskrEelKhj+RFp8AjIJdjAGPbq2GR103ibQOWsyrKY7F26MiJ62Q== X-Received: by 10.28.45.201 with SMTP id t192mr28857233wmt.77.1467297092348; Thu, 30 Jun 2016 07:31:32 -0700 (PDT) Subject: Re: Change in behavior (bug) in ctypes To: cygwin AT cygwin DOT com References: <57752727 DOT 9070706 AT gmail DOT com> From: Marco Atzeri Message-ID: <40f4c48b-ce42-1250-cf3f-784c10af7718@gmail.com> Date: Thu, 30 Jun 2016 16:31:27 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 MIME-Version: 1.0 In-Reply-To: <57752727.9070706@gmail.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes On 30/06/2016 16:05, Marvin Greenberg wrote: > Code like this was working until sometime recently, > > $ python >>>> import ctypes >>>> cygdll = ctypes.cdll.cygwin1 > > > $ python -c "import ctypes; print ctypes._dlopen('cygwin1')"; cygcheck > -V; python -V > Traceback (most recent call last): > File "", line 1, in > OSError: No such file or directory > cygcheck (cygwin) 2.5.2 > System Checker for Cygwin ... > Python 2.7.10 > > Note that simply changing the call to explicitly append the dll > extension works fine: > > $ python -c "import ctypes; print ctypes._dlopen('cygwin1.dll')" > 6442713088 > > But that won't work with the former attribute-style of loading the dll. > No assumption on default extension https://cygwin.com/ml/cygwin/2016-06/msg00379.html -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple