From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x52d.google.com (mail-ed1-x52d.google.com [IPv6:2a00:1450:4864:20::52d]) by sourceware.org (Postfix) with ESMTPS id E67FF3870905 for ; Thu, 4 Mar 2021 11:11:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E67FF3870905 Received: by mail-ed1-x52d.google.com with SMTP id w9so18085336edt.13 for ; Thu, 04 Mar 2021 03:11:23 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=rTolDwpdzkr2yhTYzwrzdhgD24g0Sd9WXmZbXoOdTQ0=; b=rD699Um1y5bAMkFIfn1Fr/RDdwJUx/vD8Net8PdXOgrMd0yN05Pw3BdpA75x+5FQdJ ftjJTfqNvnhLUZG8VrVSlQHnOXK6qEKIl1CCzvijME29AZA/YCNOD4IRZrBD5JsPnlgc 52K369iu7SiPonZ4MrtEWM0czUT4xSrO+7NjI6vhxg1ssx6ar6Nv7yphhopPMFcXu6jt h/YUl8TSd+by3AONkxkpX4DgDwiAVF6mOTvCcF3evyR+nJWJlDssQZMxg5ZM63Q0Y8f3 mCg9yD8JZBvN/CWeMqMHtn/8hRCtI+YzwD6iYRcq2stkEBwtIuKLhAzqm4TEQKtchkcd yihQ== X-Gm-Message-State: AOAM531DdR6t5ckQ1CA4h+IVumHlkHnOEn7vRz/Zawc0Jz17+ynr+5ZA 7+cgbZ6HBaQwGk9Lg3cmqdBpP9r0Zy4yQRqKSXs= X-Google-Smtp-Source: ABdhPJwG+0RWP89w7ae20eINj0MyI6NjUHBEMCfFt6af3Yd8T4xZ+/qhXwFx0H/vMi1G4zzgCNsxLXPxMHPwYS6bdEE= X-Received: by 2002:aa7:cd94:: with SMTP id x20mr3809639edv.53.1614856282973; Thu, 04 Mar 2021 03:11:22 -0800 (PST) MIME-Version: 1.0 References: <9d7b9dc2-cb92-498b-7655-e9c618114c87@gmail.com> <20210221072954.db2dcbd523ed366e4dfcb0d0@nifty.ne.jp> <7480c946-8e02-aba2-c06f-6b39f630699f@gmail.com> <20210301095546.dce31a474bd0cec2c3518f87@nifty.ne.jp> <20210301212542.8b1749f92af62c01b008f25a@nifty.ne.jp> <20210302200308.62db4fe01f78fb35a538784f@nifty.ne.jp> <20210303185621.b048287526901af6a4c8200a@nifty.ne.jp> <20210304180534.7c3825e6ee989a2bf62f0652@nifty.ne.jp> In-Reply-To: <20210304180534.7c3825e6ee989a2bf62f0652@nifty.ne.jp> From: marco atzeri Date: Thu, 4 Mar 2021 12:11:11 +0100 Message-ID: Subject: Re: segfault on 32bit cygwin snapshot To: Takashi Yano Cc: The Cygwin Mailing List Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Mar 2021 11:11:25 -0000 On Thu, Mar 4, 2021 at 10:56 AM Takashi Yano via Cygwin wrote: > > Hi Corinna, > > > It sounds very reasonable to me to deal with it within dlsym(), > as the problem arises from the use of dlsym(). However, what > happens if newly built .exe is linked to old dll which calls > uname() via dlsym()? I am not sure whether there are such dlls. > > -- > Takashi Yano I have no problem to patch Python to solve the issue, but I have not seen evidence of the dlsym mechanism . But of course I an NOT and expert in this field. If someone looking to the code can give me some hints, I will appreciate Regards Marco