From patchwork Wed Feb 26 11:44:48 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 13992127 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2A98421A438; Wed, 26 Feb 2025 11:45:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740570318; cv=none; b=s5Gdmxl46hQ1E+KZwuTS2o/kJ3Iyjy23ikFfogiwOOWFT01Da4XWrs2sSFnSRiUBkRD9flvXtySmgsHX7oh3ZR9/tm8eIsLmYQnaZpB/UtiX8nT2hmP8Po3a/nUFH5GU8gdNfUKKQS/ETKLuuYZdeOR5nWFhbdKyyOJPTdQaa2g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740570318; c=relaxed/simple; bh=2r9nJga0gN/RLQi1JecZ+vj+TP6CqTjTd0CFYa5Ukqk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=svr0RSh5BMEGWQlyOgoPmh0oqx+ptbGEIehJqXEi0Z/R/XBqN6pXQN5CbI4FDofOaGp57hjHZRN9W18dhl1YWD372UuPXmvql9qYbaRGD4nT2agOEd5JJbiVyWbfv6aH5DMvOXWag9jedScIhCK47DFvmUoV57aeMH1L65HLE3k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=CGbWN4J9; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=bhuZL5sz; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="CGbWN4J9"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="bhuZL5sz" From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1740570314; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+tIB/mKrbgkR1FZXRW2I7qFNU+LB59/l0MfkLrZgBDg=; b=CGbWN4J9YC9gQ8VFg1RJ3j0QwS6+MDp5+Vg1d0K6/xdUSk8P/5jVl4lkjzjYeg21Ln2oPc NRXcQIZIMdiVDpEafvYjyLG/0FbBTHyR1Qywp0XTlu4TgIjzJGBdWCJy+q6e2qR03dLHR2 qIVm5mobIHK3AuxVd0RGLCSqqxuHy9Mnu79eP5TkQ3YjiSLl7t8S/PONktXMtxRh8Sxjy4 utFqh7lW66yJAWy5kT/08Uq0PEAehK4rl7s+1HipYyU47H8CdJNCIxFU2HVBlzXmioHPea kyNhxm7uOrHkd4OwbXT85jkwWFGGEi8MpL9R7AszlAK6DEhg3uqwUIOsRZXHqg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1740570314; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+tIB/mKrbgkR1FZXRW2I7qFNU+LB59/l0MfkLrZgBDg=; b=bhuZL5sznPwFLNCRTYT+wLH304bB/beR5NLTZXOoHPC1GpGXUdMA3ElesLimSaaplKYvoh /8ilpqRBW8p6ieCA== Date: Wed, 26 Feb 2025 12:44:48 +0100 Subject: [PATCH v2 09/16] tools/nolibc: add limits.h shim header Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250226-parse_vdso-nolibc-v2-9-28e14e031ed8@linutronix.de> References: <20250226-parse_vdso-nolibc-v2-0-28e14e031ed8@linutronix.de> In-Reply-To: <20250226-parse_vdso-nolibc-v2-0-28e14e031ed8@linutronix.de> To: Kees Cook , Eric Biederman , Shuah Khan , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Andy Lutomirski , Thomas Gleixner , Vincenzo Frascino , Willy Tarreau , =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Cc: "Jason A. Donenfeld" , Christophe Leroy , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, llvm@lists.linux.dev, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Developer-Signature: v=1; a=ed25519-sha256; t=1740570307; l=1273; i=thomas.weissschuh@linutronix.de; s=20240209; h=from:subject:message-id; bh=2r9nJga0gN/RLQi1JecZ+vj+TP6CqTjTd0CFYa5Ukqk=; b=UR2y1fGcblPNg0O5kcvnoNHTSKtyj3XWN7IytHuyCM71JEFzSt2H5e99rPFC0rsb8HCCsc+cq XvTFkUQ6lAbASxWR1nevyAGKs9n+hfYs1eH3HfjincxtnoNj0Zj8bNC X-Developer-Key: i=thomas.weissschuh@linutronix.de; a=ed25519; pk=pfvxvpFUDJV2h2nY0FidLUml22uGLSjByFbM6aqQQws= limits.h is a widely used standard header. Missing it from nolibc requires adoption effort to port applications. Add a shim header which includes the global nolibc.h header. It makes all nolibc symbols available. Signed-off-by: Thomas Weißschuh Reviewed-by: Vincenzo Frascino --- tools/include/nolibc/Makefile | 1 + tools/include/nolibc/limits.h | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/tools/include/nolibc/Makefile b/tools/include/nolibc/Makefile index a1f55fb24bb38c1f49c653af5825e8bcc569a56d..c1299a053145786da89001a5f95f5527ffbe2fa4 100644 --- a/tools/include/nolibc/Makefile +++ b/tools/include/nolibc/Makefile @@ -30,6 +30,7 @@ all_files := \ crt.h \ ctype.h \ errno.h \ + limits.h \ nolibc.h \ signal.h \ stackprotector.h \ diff --git a/tools/include/nolibc/limits.h b/tools/include/nolibc/limits.h new file mode 100644 index 0000000000000000000000000000000000000000..306d4141f4d245ca3f801f451745540b0f7294cd --- /dev/null +++ b/tools/include/nolibc/limits.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: LGPL-2.1 OR MIT */ +/* + * Shim limits.h header for NOLIBC. + * Copyright (C) 2025 Thomas Weißschuh + */ + +#include "nolibc.h"