From owner-freebsd-standards@freebsd.org Sat Sep 7 22:41:14 2019 Return-Path: Delivered-To: freebsd-standards@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C63AFDEB7F for ; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 46QqCZ4yVtz43wy for ; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id AA2D8DEB7E; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) Delivered-To: standards@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id A9EEDDEB7D for ; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46QqCZ3zJ7z43wx for ; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 6BF2FC846 for ; Sat, 7 Sep 2019 22:41:14 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x87MfELP076165 for ; Sat, 7 Sep 2019 22:41:14 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x87MfEjG076164 for standards@FreeBSD.org; Sat, 7 Sep 2019 22:41:14 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: standards@FreeBSD.org Subject: [Bug 240398] -D_XOPEN_SOURCE=500 incorrectly warns about missing snprintf() Date: Sat, 07 Sep 2019 22:41:14 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: standards X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: jbeich@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: standards@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-standards@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Standards compliance List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 Sep 2019 22:41:14 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D240398 --- Comment #1 from Jan Beich --- Real world example from a library bundled with Firefox: $ git clone https://github.com/kinetiknz/cubeb $ cd cubeb $ CFLAGS=3D"-isystem/usr/local/include" LDFLAGS=3D"-L/usr/local/lib" cmake . $ make [...] src/cubeb_alsa.c:564:9: warning: implicitly declaring library function 'snprintf' with type 'int (char *, unsigned long, const char *, ...)' [-Wimplicit-function-declaration] r =3D snprintf(node_name, sizeof(node_name), "pcm.%s", string); ^ $ fgrep XOPEN src/cubeb_alsa.c #define _XOPEN_SOURCE 500 I cannot fix the warning upstream because neither Linux nor other BSDs are affected. --=20 You are receiving this mail because: You are the assignee for the bug.=