From patchwork Mon Dec 10 01:09:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 10720475 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2BE1E109C for ; Mon, 10 Dec 2018 01:09:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1961029D75 for ; Mon, 10 Dec 2018 01:09:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0DBAD29D77; Mon, 10 Dec 2018 01:09:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A897C29D7B for ; Mon, 10 Dec 2018 01:09:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726255AbeLJBJe (ORCPT ); Sun, 9 Dec 2018 20:09:34 -0500 Received: from mail-ed1-f67.google.com ([209.85.208.67]:33872 "EHLO mail-ed1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726287AbeLJBJe (ORCPT ); Sun, 9 Dec 2018 20:09:34 -0500 Received: by mail-ed1-f67.google.com with SMTP id b3so8113974ede.1 for ; Sun, 09 Dec 2018 17:09:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=rfCKX3I7ehTV4DtZ2KuDzC4L0Wk/NcywfoPHbHKPYFs=; b=DEqcylQsYtISBrbVWhLFW7LF6R/D0VaMKzIH6Pc55ksprYL5DMcLmh/NTzJi2x8mnt /z+rhz538lwIMHkT1s+oVSahEiRiLmF7W8kl4mg7C4RsOAOG5omU7HFkTbzPeBoPYVHj 9Q2qC5310SfrN2AeolpDDcOp8d2+7Sws75bExNJqFpvjHj/0uqtdKBrFQqSoq3gnLt11 s4IyKZVtbDX9pPEA2fYpubGCEvkZ8qPK3YRL/1Uv1CfHjx+yg91JWVcm6/2ZQSK13Udw TX5KPwrD6mx7I4nhCHUY5XtthjjKb2+n3AkAxf9cdVAUZT2XZK0JWpibsY0T41VNdnAK +ncw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=rfCKX3I7ehTV4DtZ2KuDzC4L0Wk/NcywfoPHbHKPYFs=; b=k6A9/X8bRjFGydOzi9zgE9eA4W3pSyW1X4cQXLqwDwXECtP1EK8IcxUeshTZ/i9+3G 4KCHYzGvsdkToX5J7izkcSAxl7TVZ4Ok4ATT/egrA7QtLekhhEhs7zYnF+ZalfqkDu4G PoIWDx1q8e7uooTKGA2XCjPuavsMnr1FCR3U74va71OJxWpzluVEhbriCPW4psV4Q3pE DtUAj252JYciGsHVBUIomN5uWkxqbsuC9xkoTfNoW3QOY4q3b4qgCXct6KfnC2mDLDuJ Dn54NW12dIPuYMAy1F+cSlzexma5KhhOwZBUiqKHmhdHgecP66rf8gNdh83fppvlZXXS jcPQ== X-Gm-Message-State: AA+aEWaPJG6/EijBPAaUwJtiSA9LZ1kcR2n7kQUFZIge0pZHDSKkz7hV 5FxTAZR18bDB3SxgPaV7eg8jGzO/ X-Google-Smtp-Source: AFSGD/VCt1gvuKEWy8Ch7fdx2SZz04MOE5L+4IDFi5So1SW7xs8gvoPbCBI5Gl7jdv6m9mf3VOXEgA== X-Received: by 2002:a17:906:2083:: with SMTP id 3-v6mr8362107ejq.145.1544404172687; Sun, 09 Dec 2018 17:09:32 -0800 (PST) Received: from localhost.localdomain ([2a02:a03f:40bc:4d00:e8b1:47b5:cae1:da95]) by smtp.gmail.com with ESMTPSA id y53sm2903462edd.84.2018.12.09.17.09.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 09 Dec 2018 17:09:32 -0800 (PST) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Luc Van Oostenryck Subject: [PATCH v3 1/5] multi-buffer for idents Date: Mon, 10 Dec 2018 02:09:24 +0100 Message-Id: <20181210010928.86457-2-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181210010928.86457-1-luc.vanoostenryck@gmail.com> References: <20181210010928.86457-1-luc.vanoostenryck@gmail.com> MIME-Version: 1.0 Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Currently, show_indent() use a single static buffer. It thus can't be used like: printf("%s %s", show_ident(a), show_ident(b)); Fix this by using multiple buffers like done for show_pseudo() and others. Signed-off-by: Luc Van Oostenryck --- tokenize.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/tokenize.c b/tokenize.c index 0d17d42d1..5ee4718d5 100644 --- a/tokenize.c +++ b/tokenize.c @@ -88,9 +88,13 @@ const char *show_special(int val) const char *show_ident(const struct ident *ident) { - static char buffer[256]; + static char buff[2][256]; + static int n; + char *buffer; + if (!ident) return ""; + buffer = buff[2 & ++n]; sprintf(buffer, "%.*s", ident->len, ident->name); return buffer; }