Message ID | 7a2cde610506ca288742b4e52833572c4341ac20.1688078605.git.falcon@tinylab.org |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel-owner@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp9991015vqr; Thu, 29 Jun 2023 16:59:53 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4cXtHUELhA2gx7/vWXu9Zi2T02BwO/28zc5Q0SgLO2VA3Y5oPM9rnGhO+5loCE76JFhJsj X-Received: by 2002:a05:6a21:9989:b0:12c:bbd3:a0dd with SMTP id ve9-20020a056a21998900b0012cbbd3a0ddmr1559009pzb.0.1688083193118; Thu, 29 Jun 2023 16:59:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1688083193; cv=none; d=google.com; s=arc-20160816; b=ATC30DGhcuIBAEdkYsO6+kpCANiXGJYMQgb5zDT9bL6aSM6FWqHc3wGoDo9N5Eg7sc Wpdk+JkTRDEYsf8jBjeG6pHx+cfF5iDax7O4kj8iyw7m72s5ND6CizRrUqmtnYIoSPzi YENk1OCQ4+yJ/9jab6LDJzJx1pGnJ1stoLk4wvXpAAvZmd3/PWoPhSjqDTCnyK6lwml9 AUAe+qcP/89EZWaICvJbfWgP6FQLsMsi33rT7YYNOJTcQWJNSHzECiSEDnTLHoaXQ8OL 6dgwPRWG3fp85MXA+sYMcujY4DNw8QnPnNUCgL4ybrBVUXWnPZyvuokDaoP+RJ3zr1p9 QhUQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:feedback-id:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from; bh=+EoVjUE7v3hZEWXVg9wi2LLgIA8+AS+JwsiPQ8E2RI4=; fh=GzghTQzqgly4pZn8BwQ4U8bZ8zCadAK8Sl/utskeyEs=; b=sPIHplKoCF/sKxBCCdRI3G3exZoWX9Ko1HqEUOJMlJ7LHTB/sWQxWU0urm53uEdpRC mcw5LiysXHgTDUTn8DZYXQBarif8fEhWhgVSaPppfZAOvbac7egt+DbOIW5tmKZ5hQZe Jqju8fMNE6dVNR/lSj8xO0/FN0wIx4nT0iVQCZI96oX5AlF3G8fKaNSKKDPYJzqK1Vtu 28nAS5Mm84KOj+PvDzkqok3VYubgxSqt+2sEbq0LEN8Zg2rIavkUDeDWKEUrrbVyEtWk WdMCZaA094DN6J5owIHs57Sw2mKzTpm4mwu9RvBfCVq29Ii+zp8Qdxjy1ng2I+4yCp84 0v6Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id v184-20020a6389c1000000b0055b5de06f07si531099pgd.219.2023.06.29.16.59.40; Thu, 29 Jun 2023 16:59:53 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231282AbjF2Xrm (ORCPT <rfc822;ivan.orlov0322@gmail.com> + 99 others); Thu, 29 Jun 2023 19:47:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39536 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229646AbjF2Xri (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Thu, 29 Jun 2023 19:47:38 -0400 Received: from bg4.exmail.qq.com (bg4.exmail.qq.com [43.154.54.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 947382D50; Thu, 29 Jun 2023 16:47:36 -0700 (PDT) X-QQ-mid: bizesmtp69t1688082446tioisu3e Received: from linux-lab-host.localdomain ( [119.123.131.49]) by bizesmtp.qq.com (ESMTP) with id ; Fri, 30 Jun 2023 07:47:25 +0800 (CST) X-QQ-SSF: 01200000000000D0W000000A0000000 X-QQ-FEAT: GUznYiACrGRXU/PHOEhZV4uIpp/gsrUe2qnOFpSTSF4MU1t9SCpp/PEXkGLnU X5sOQhdKVk9smFzAGQFaDLeDEwaVOpwCjMZ/QvMIpG5KF3300XxhHvoQpm6rFYpTpMhdbWa gielDawdT0Lm8wppHPUNs30pHHLYDJozuaT+A5bC2vX6H5DIQHD2GRfibL9k1GlUy1sL7iw U2L0h/dLPqID9hcbsmNDXA/PNc+YmKx8l6rpH7i7qkRkeUeLDZtU5S8PXbXWE5Vuf2jW2WT IQtTG3PqUOW8AttwjOR41SezOEo15azPYbN7wfChYvXhPFoUf362D8B7WwnbHY3pS1qAFbX T2mZ380MafeGj9Wbhzx8/WUCYI8pfecB1ICzTqF3SXKkLsgfhQ= X-QQ-GoodBg: 0 X-BIZMAIL-ID: 1361039155256738211 From: Zhangjin Wu <falcon@tinylab.org> To: thomas@t-8ch.de, w@1wt.eu Cc: falcon@tinylab.org, arnd@arndb.de, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH v2 08/15] tools/nolibc: add rmdir() support Date: Fri, 30 Jun 2023 07:45:00 +0800 Message-Id: <7a2cde610506ca288742b4e52833572c4341ac20.1688078605.git.falcon@tinylab.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <cover.1688078604.git.falcon@tinylab.org> References: <cover.1688078604.git.falcon@tinylab.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:tinylab.org:qybglogicsvrgz:qybglogicsvrgz5a-1 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_MSPIKE_H5, RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS,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 lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770083522101404383?= X-GMAIL-MSGID: =?utf-8?q?1770083522101404383?= |
Series |
allow run with minimal kernel config
|
|
Commit Message
Zhangjin Wu
June 29, 2023, 11:45 p.m. UTC
a reverse operation of mkdir() is meaningful, add rmdir() here.
required by nolibc-test to remove /proc while CONFIG_PROC_FS is not
enabled.
Signed-off-by: Zhangjin Wu <falcon@tinylab.org>
---
tools/include/nolibc/sys.h | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h index b6c33c40c037..7b052958e2ae 100644 --- a/tools/include/nolibc/sys.h +++ b/tools/include/nolibc/sys.h @@ -610,6 +610,28 @@ int mkdir(const char *path, mode_t mode) return __sysret(sys_mkdir(path, mode)); } +/* + * int rmdir(const char *path); + */ + +static __attribute__((unused)) +int sys_rmdir(const char *path) +{ +#ifdef __NR_rmdir + return my_syscall1(__NR_rmdir, path); +#elif defined(__NR_unlinkat) + return my_syscall3(__NR_unlinkat, AT_FDCWD, path, AT_REMOVEDIR); +#else + return -ENOSYS; +#endif +} + +static __attribute__((unused)) +int rmdir(const char *path) +{ + return __sysret(sys_rmdir(path)); +} + /* * int mknod(const char *path, mode_t mode, dev_t dev);