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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 CE416C43381 for ; Wed, 27 Mar 2019 07:26:54 +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 1278C2075E for ; Wed, 27 Mar 2019 07:26:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1278C2075E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lip6.fr 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/lip6) with ESMTP id x2R7QbBA010358 ; Wed, 27 Mar 2019 08:26:37 +0100 (CET) Received: from systeme.lip6.fr (systeme.lip6.fr [127.0.0.1]) by systeme.lip6.fr (Postfix) with ESMTP id 3E8BC7663; Wed, 27 Mar 2019 08:26:37 +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 CC37E3B64 for ; Wed, 27 Mar 2019 08:26:34 +0100 (CET) Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by isis.lip6.fr (8.15.2/lip6) with ESMTP id x2R7QYeF001698 for ; Wed, 27 Mar 2019 08:26:34 +0100 (CET) X-pt: isis.lip6.fr X-Addr-Warning: ATTENTION - Votre correspondant a fourni une adresse d'enveloppe @lip6.fr, mais ce message ne provient pas de lip6.fr ! postmaster@lip6.fr. X-IronPort-AV: E=Sophos;i="5.60,276,1549926000"; d="scan'208";a="375922650" Received: from abo-58-107-68.mrs.modulonet.fr (HELO hadrien) ([85.68.107.58]) by mail2-relais-roc.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Mar 2019 08:26:33 +0100 Date: Wed, 27 Mar 2019 08:26:33 +0100 (CET) From: Julia Lawall X-X-Sender: jll@hadrien To: Michael Stefaniuc In-Reply-To: <51927c57-784e-6154-7032-0a4a266ac6f0@mykolab.com> Message-ID: References: <51927c57-784e-6154-7032-0a4a266ac6f0@mykolab.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 X-Greylist: Sender IP whitelisted, Sender e-mail whitelisted, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Wed, 27 Mar 2019 08:26:37 +0100 (CET) X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Wed, 27 Mar 2019 08:26:34 +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: Coccinelle Subject: Re: [Cocci] Capturing all array initializers? 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 On Wed, 27 Mar 2019, Michael Stefaniuc wrote: > Hello, > > I'm trying to do this transformation, > from: > const WCHAR wstr[] = {'u','t','f','1','6',' > ','s','t','r','i','n','g','\0'}; > to: > const WCHAR wstr[] = u"utf16 string"; > > I had hoped to be able to use an expression list for the array > initializer, but that produces a parse error. I know that technically an > array initializer is not an expression list, but it looks like one. > Is there another metavariable that I can use instead? I think that there is initializer list? julia > > > A way to workaround that would be to use something like: > @r@ > typedef WCHAR; > identifier wstr; > constant ch; > position p; > @@ > const WCHAR wstr[] = { ..., ch@p, ..., '\0' }; > > > That would make the subsequent script:python rule run once for each > char. With some surprises though: > - The initializers ch get sorted before script:python runs. Thus the > position is needed to undo the sorting. > - More surprisingly, without @p the initializers get even deduplicated. > > This workaround is doable but tedious. Before I go down that rabbit hole > I prefer to check if there's a better alternative. > > thanks > bye > michael > _______________________________________________ Cocci mailing list Cocci@systeme.lip6.fr https://systeme.lip6.fr/mailman/listinfo/cocci