From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dedi548.your-server.de (dedi548.your-server.de [85.10.215.148]) by sourceware.org (Postfix) with ESMTPS id F1793396D80E for ; Fri, 13 May 2022 13:47:06 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org F1793396D80E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embedded-brains.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=embedded-brains.de Received: from sslproxy02.your-server.de ([78.47.166.47]) by dedi548.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1npVdJ-000A8r-Ha for newlib@sourceware.org; Fri, 13 May 2022 15:47:05 +0200 Received: from [82.100.198.138] (helo=mail.embedded-brains.de) by sslproxy02.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1npVdJ-000P4X-MA for newlib@sourceware.org; Fri, 13 May 2022 15:47:05 +0200 Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 6B103480175 for ; Fri, 13 May 2022 15:47:05 +0200 (CEST) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 8CYNN8BfMdFJ for ; Fri, 13 May 2022 15:47:02 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id D34CB48018B for ; Fri, 13 May 2022 15:47:02 +0200 (CEST) X-Virus-Scanned: amavisd-new at zimbra.eb.localhost Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id i9Lxc1cInyE9 for ; Fri, 13 May 2022 15:47:02 +0200 (CEST) Received: from zimbra.eb.localhost (unknown [192.168.96.242]) by mail.embedded-brains.de (Postfix) with ESMTPSA id AFC91480175 for ; Fri, 13 May 2022 15:47:02 +0200 (CEST) From: Sebastian Huber To: newlib@sourceware.org Subject: [PATCH 0/7] Add --enable-newlib-backward-binary-compat configure option Date: Fri, 13 May 2022 15:46:53 +0200 Message-Id: <20220513134700.68563-1-sebastian.huber@embedded-brains.de> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authenticated-Sender: smtp-embedded@poldinet.de X-Virus-Scanned: Clear (ClamAV 0.103.5/26540/Fri May 13 10:03:59 2022) X-Spam-Status: No, score=-5.3 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: newlib@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 May 2022 13:47:12 -0000 This patch set adds the --enable-newlib-backward-binary-compat configure = option which may be used to define the new Newlib configuration option _NEWLIB_BACKWARD_BINARY_COMPAT. This option can be used to provided bina= ry backward compatibility, for example by preserving unused members in struc= t _reent to keep the structure layout. Make _REENT_GLOBAL_ATEXIT the defau= lt and remove this option. Sebastian Huber (7): Add --enable-newlib-backward-binary-compat Cygwin: Enable backward binary compatibility Optional struct _reent::__unused_sdidinit Optional struct _reent::_unspecified_locale_info Optional struct _reent::_new::_unused Optional struct _reent::_new::_reent::_unused_rand Use global atexit data for all configurations newlib/README | 11 +++-- newlib/configure | 28 +++++++++--- newlib/configure.ac | 23 +++++++--- newlib/libc/include/sys/config.h | 7 ++- newlib/libc/include/sys/reent.h | 64 ++++++++++++++++----------- newlib/libc/reent/reent.c | 19 -------- newlib/libc/stdlib/__atexit.c | 15 +++---- newlib/libc/stdlib/__call_atexit.c | 8 ++-- newlib/newlib.hin | 6 +-- winsup/cygwin/include/cygwin/config.h | 1 + 10 files changed, 98 insertions(+), 84 deletions(-) --=20 2.35.3