From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AA82C432C0 for ; Tue, 3 Dec 2019 10:02:16 +0000 (UTC) Received: from isis.lip6.fr (isis.lip6.fr [132.227.60.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 027D4206DF for ; Tue, 3 Dec 2019 10:02:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=web.de header.i=@web.de header.b="CnwnVpY1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 027D4206DF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=web.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=cocci-bounces@systeme.lip6.fr Received: from systeme.lip6.fr (systeme.lip6.fr [132.227.104.7]) by isis.lip6.fr (8.15.2/8.15.2) with ESMTP id xB3A1uUT015280; Tue, 3 Dec 2019 11:01:56 +0100 (CET) Received: from systeme.lip6.fr (systeme.lip6.fr [127.0.0.1]) by systeme.lip6.fr (Postfix) with ESMTP id B283477D7; Tue, 3 Dec 2019 11:01:56 +0100 (CET) Received: from isis.lip6.fr (isis.lip6.fr [132.227.60.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by systeme.lip6.fr (Postfix) with ESMTPS id 25D7E4386 for ; Tue, 3 Dec 2019 11:01:55 +0100 (CET) Received: from mout.web.de (mout.web.de [212.227.15.14]) by isis.lip6.fr (8.15.2/8.15.2) with ESMTP id xB3A1sTQ026509 for ; Tue, 3 Dec 2019 11:01:54 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1575367313; bh=VNr7sxAWqEnw0du9HQCCaJ9JUZ/V9lVrQeNomv6m7Mc=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=CnwnVpY1FRGiEKilIevkjsLDDYOYwe0dmXHUj+8OKeHH7rXFZq+7RTe9VwuseHKOr OI+Bc6LjD/FwT0Brb/UCMAXznlOfmYRTi7LwtARbhiZZpYI+0VxzC2skcXwFta5Yyi uIolLZjlofPUannLask5tKS/rFf//uK7aDiw1Dos= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.3] ([93.132.47.193]) by smtp.web.de (mrweb003 [213.165.67.108]) with ESMTPSA (Nemesis) id 0Lu4qk-1hb0XH0BmQ-011VVl; Tue, 03 Dec 2019 11:01:53 +0100 To: stracelabs@gmail.com, Julia Lawall References: <509ffde0-ec26-a58c-d424-6910bc8e7473@web.de> <02fa7455-e76e-7d7d-0d64-41b2803a8025@web.de> <0c03f84d-a05b-2811-96aa-6f82541fb8a3@web.de> From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; prefer-encrypt=mutual; keydata= mQINBFg2+xABEADBJW2hoUoFXVFWTeKbqqif8VjszdMkriilx90WB5c0ddWQX14h6w5bT/A8 +v43YoGpDNyhgA0w9CEhuwfZrE91GocMtjLO67TAc2i2nxMc/FJRDI0OemO4VJ9RwID6ltwt mpVJgXGKkNJ1ey+QOXouzlErVvE2fRh+KXXN1Q7fSmTJlAW9XJYHS3BDHb0uRpymRSX3O+E2 lA87C7R8qAigPDZi6Z7UmwIA83ZMKXQ5stA0lhPyYgQcM7fh7V4ZYhnR0I5/qkUoxKpqaYLp YHBczVP+Zx/zHOM0KQphOMbU7X3c1pmMruoe6ti9uZzqZSLsF+NKXFEPBS665tQr66HJvZvY GMDlntZFAZ6xQvCC1r3MGoxEC1tuEa24vPCC9RZ9wk2sY5Csbva0WwYv3WKRZZBv8eIhGMxs rcpeGShRFyZ/0BYO53wZAPV1pEhGLLxd8eLN/nEWjJE0ejakPC1H/mt5F+yQBJAzz9JzbToU 5jKLu0SugNI18MspJut8AiA1M44CIWrNHXvWsQ+nnBKHDHHYZu7MoXlOmB32ndsfPthR3GSv jN7YD4Ad724H8fhRijmC1+RpuSce7w2JLj5cYj4MlccmNb8YUxsE8brY2WkXQYS8Ivse39MX BE66MQN0r5DQ6oqgoJ4gHIVBUv/ZwgcmUNS5gQkNCFA0dWXznQARAQABtCZNYXJrdXMgRWxm cmluZyA8TWFya3VzLkVsZnJpbmdAd2ViLmRlPokCVAQTAQgAPhYhBHDP0hzibeXjwQ/ITuU9 Figxg9azBQJYNvsQAhsjBQkJZgGABQsJCAcCBhUICQoLAgQWAgMBAh4BAheAAAoJEOU9Figx g9azcyMP/iVihZkZ4VyH3/wlV3nRiXvSreqg+pGPI3c8J6DjP9zvz7QHN35zWM++1yNek7Ar OVXwuKBo18ASlYzZPTFJZwQQdkZSV+atwIzG3US50ZZ4p7VyUuDuQQVVqFlaf6qZOkwHSnk+ CeGxlDz1POSHY17VbJG2CzPuqMfgBtqIU1dODFLpFq4oIAwEOG6fxRa59qbsTLXxyw+PzRaR LIjVOit28raM83Efk07JKow8URb4u1n7k9RGAcnsM5/WMLRbDYjWTx0lJ2WO9zYwPgRykhn2 sOyJVXk9xVESGTwEPbTtfHM+4x0n0gC6GzfTMvwvZ9G6xoM0S4/+lgbaaa9t5tT/PrsvJiob kfqDrPbmSwr2G5mHnSM9M7B+w8odjmQFOwAjfcxoVIHxC4Cl/GAAKsX3KNKTspCHR0Yag78w i8duH/eEd4tB8twcqCi3aCgWoIrhjNS0myusmuA89kAWFFW5z26qNCOefovCx8drdMXQfMYv g5lRk821ZCNBosfRUvcMXoY6lTwHLIDrEfkJQtjxfdTlWQdwr0mM5ye7vd83AManSQwutgpI q+wE8CNY2VN9xAlE7OhcmWXlnAw3MJLW863SXdGlnkA3N+U4BoKQSIToGuXARQ14IMNvfeKX NphLPpUUnUNdfxAHu/S3tPTc/E/oePbHo794dnEm57LuuQINBFg2+xABEADZg/T+4o5qj4cw nd0G5pFy7ACxk28mSrLuva9tyzqPgRZ2bdPiwNXJUvBg1es2u81urekeUvGvnERB/TKekp25 4wU3I2lEhIXj5NVdLc6eU5czZQs4YEZbu1U5iqhhZmKhlLrhLlZv2whLOXRlLwi4jAzXIZAu 76mT813jbczl2dwxFxcT8XRzk9+dwzNTdOg75683uinMgskiiul+dzd6sumdOhRZR7YBT+xC wzfykOgBKnzfFscMwKR0iuHNB+VdEnZw80XGZi4N1ku81DHxmo2HG3icg7CwO1ih2jx8ik0r riIyMhJrTXgR1hF6kQnX7p2mXe6K0s8tQFK0ZZmYpZuGYYsV05OvU8yqrRVL/GYvy4Xgplm3 DuMuC7/A9/BfmxZVEPAS1gW6QQ8vSO4zf60zREKoSNYeiv+tURM2KOEj8tCMZN3k3sNASfoG fMvTvOjT0yzMbJsI1jwLwy5uA2JVdSLoWzBD8awZ2X/eCU9YDZeGuWmxzIHvkuMj8FfX8cK/ 2m437UA877eqmcgiEy/3B7XeHUipOL83gjfq4ETzVmxVswkVvZvR6j2blQVr+MhCZPq83Ota xNB7QptPxJuNRZ49gtT6uQkyGI+2daXqkj/Mot5tKxNKtM1Vbr/3b+AEMA7qLz7QjhgGJcie qp4b0gELjY1Oe9dBAXMiDwARAQABiQI8BBgBCAAmFiEEcM/SHOJt5ePBD8hO5T0WKDGD1rMF Alg2+xACGwwFCQlmAYAACgkQ5T0WKDGD1rOYSw/+P6fYSZjTJDAl9XNfXRjRRyJSfaw6N1pA Ahuu0MIa3djFRuFCrAHUaaFZf5V2iW5xhGnrhDwE1Ksf7tlstSne/G0a+Ef7vhUyeTn6U/0m +/BrsCsBUXhqeNuraGUtaleatQijXfuemUwgB+mE3B0SobE601XLo6MYIhPh8MG32MKO5kOY hB5jzyor7WoN3ETVNQoGgMzPVWIRElwpcXr+yGoTLAOpG7nkAUBBj9n9TPpSdt/npfok9ZfL /Q+ranrxb2Cy4tvOPxeVfR58XveX85ICrW9VHPVq9sJf/a24bMm6+qEg1V/G7u/AM3fM8U2m tdrTqOrfxklZ7beppGKzC1/WLrcr072vrdiN0icyOHQlfWmaPv0pUnW3AwtiMYngT96BevfA qlwaymjPTvH+cTXScnbydfOQW8220JQwykUe+sHRZfAF5TS2YCkQvsyf7vIpSqo/ttDk4+xc Z/wsLiWTgKlih2QYULvW61XU+mWsK8+ZlYUrRMpkauN4CJ5yTpvp+Orcz5KixHQmc5tbkLWf x0n1QFc1xxJhbzN+r9djSGGN/5IBDfUqSANC8cWzHpWaHmSuU3JSAMB/N+yQjIad2ztTckZY pwT6oxng29LzZspTYUEzMz3wK2jQHw+U66qBFk8whA7B2uAU1QdGyPgahLYSOa4XAEGb6wbI FEE= Message-ID: Date: Tue, 3 Dec 2019 11:01:46 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Provags-ID: V03:K1:kjjzzrG3dEjCV7qrHHXTz9+g2JWHtumuIs/u5Du5Lyz/ejvMfex a1+qiKkRv9ix6JbifumbXmePIhz9UWsUZzlvW4cKANLHWwwgbkpmLbT/N10PhxahotB8OQZ J+j2DtqRxVlLJzd+Q8mUKfh88cAzJqZGj+it7jJNp8CcN4gMfNlarVR+ezZgW3dH8WfcHaE 2z/+l+bGHiIB6CCFWSuvA== X-UI-Out-Filterresults: notjunk:1;V03:K0:qLloq5LRMiI=:CQ482uTm4d76RaZAPZYgjR glT2iWem/hmqIaTxO0xfneFxsq6WV7g2LqvETno4X9bTuT9NHOBWDnxXfqmPYAspq2vpnCfd7 f8Y9KFEaA4gSHZIvAlGjQm1KCUSoWsw1Mk0IwpKkl7qr/ItCDdsRq9ULmdRGlEc5M8O4McPkr zfCPlVHMyssZDyHL8YvIBX85k6h1bcj91zZux3Eduk9kn3ooUVp4yaSXRTpTaivOe16Q8L184 ZQ1zacn3Trr45c4F7Vf5KXqb9T8ueYpGRj0mcC/Ykam1a/PRpir3QkhNWnX+BQCWy2ofrtzNZ blxoGI8Kc+hi8YvojvgsPlmimP52H95vnaNoCMNGwbENrVgHF2fOWFMKfXg2yGJU+mI9rfTDp WRO7lfslaWODkhBwp73n0d81nTmiRjfgrVilmHPQphDo2VYybI74fX7GNlcs6yrT9y/pGL0lH gXlq/ouL0FWSuUYp+ZodY87QZIUUMvwVENnspC//lNwkpD9vwJBY2YhvbaSocT+Whhjgq2wUV BEBPQDcfgVsZPULvCA1lo1Sm8IFePMwyp1cwQmCjguWMi7IeF1F5A9VwqOdg5DGKXKv+AEZqK h7/oCYUNzLc8yfTYNbbWHMqM1xXxadsqOVgKC+LKd/OQt+t0ERVyCMfSwL+iWngoq+EsKtEuH BWkcCBnX2gn4JepFmdzUntsuJw0R7sODFpf78cc/7Y0H/l7ko/WufGPds2h4kSC4dzqpnbeYs cEf4Uw7E0veJ4GB9N9fjS2n0+v7YD0gJgUI1JswGfIrbzc9qp2gbl6OUmuAaue48BItneF5tO Uzq38mMx7w56i7ek2jH1jQpDCOzsjU1KZgjKJmLzLc6np8I0w+PYTOs8adF1fd1hoclLyjdKt +5ADJUuYNEqsgLUCQWyPeRuYkS1QowmhIjDhpTlnTc7wnX7kF/bdKVOScSRpcKD1hStecaKSM ZgbrZy0FLF3pEGulGXJIR3BEALt84fbwAYYh8myQ7KCjWVGTm2BBb0W0K6Yg0b9vHA3Y71kuG WxBbbnUJ1Y59p2E73saqgdQALDgrZGGvZvqK+xEUnelyiN5WPZOGDYT0Lvj9x0ZAHAne88ZBD kU4tk1Cv++3erUn0YajnG7R0Uu66p94Wzm1LTszMqVo5DxVgdut5qaqkPhodDbptP9+WfNoGx cQMc/7PiylcxCDlU2wrpK0aa33a7aIZIeiMrod++j8ZzJweo/xUyred7m0ViEUAunCqKrQWG4 6uDB/Pwb/iT553bUArgXVeRb1NyVLJEew8ENm9UIBngx4QYXFP/7CNcc8A8M= X-Greylist: Sender IP whitelisted, Sender e-mail whitelisted, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Tue, 03 Dec 2019 11:01:57 +0100 (CET) X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Tue, 03 Dec 2019 11:01:54 +0100 (CET) X-Scanned-By: MIMEDefang 2.78 on 132.227.60.2 X-Scanned-By: MIMEDefang 2.78 on 132.227.60.2 Cc: cocci@systeme.lip6.fr Subject: Re: [Cocci] Changing format string usage with SmPL? X-BeenThere: cocci@systeme.lip6.fr X-Mailman-Version: 2.1.13 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: cocci-bounces@systeme.lip6.fr Errors-To: cocci-bounces@systeme.lip6.fr > > Which algorithm will become sufficient for your data processing needs > > around the usage of functions with variadic arguments because of format strings? > > Actually, I really didn't get why you're asking about that. I suggest to take another look at affected software aspects. > because we are talking about X and you're asking for Y. I presented another approach to tackle your use case. > the point is because I am studying about the Coccinelle This is nice. > and I am just trying to figure out if the tool could detect "%s" > called with "mydata->name" and then replace by "%m" and remove the "->name" It can be achieved for such format string parameters. But I hope that the software development attention will grow for the handling of multiple data conversions for several arguments. > But, I've read again the other samples and the documentation. > therefore, I didn't figure out how it should be. Would you like to help to improve this area also for your needs? > btw, thank you Julia for the suggestion performing the /Ocalm/make_expr/replace/. > (Due to something wrong with the Coccinelle distributed by Brew/Osx. > I just rewrote your sample using Python and the result was the same. Both programming languages can perform string replacements as usual. > But, I can't just replace all "%s" by "%m". Will you become aware of more temporary software limitations because mentioned implementation details can refer also to work in progress? > As I said, it should be only if the "%s" was declared to use "mydata->name". Such a requirement seems to be clear. > so, I still fighting yet. Can it be that your design imaginations are too limited for the discussed use case so far? How do you think about to develop a few corresponding SmPL script variants which can handle more concrete function calls besides searching for a solution according to the desired general source code transformation? Regards, Markus _______________________________________________ Cocci mailing list Cocci@systeme.lip6.fr https://systeme.lip6.fr/mailman/listinfo/cocci