[{"id":3626964,"web_url":"http://patchwork.ozlabs.org/comment/3626964/","msgid":"","list_archive_url":null,"date":"2025-12-18T07:18:25","subject":"Re: [PATCH 07/11] meson: let Meson handle mixed-language linking of\n Rust and C objects","submitter":{"id":86545,"url":"http://patchwork.ozlabs.org/api/people/86545/","name":"Zhao Liu","email":"zhao1.liu@intel.com"},"content":"On Mon, Dec 15, 2025 at 08:49:56AM +0100, Paolo Bonzini wrote:\n> Date: Mon, 15 Dec 2025 08:49:56 +0100\n> From: Paolo Bonzini \n> Subject: [PATCH 07/11] meson: let Meson handle mixed-language linking of\n> Rust and C objects\n> X-Mailer: git-send-email 2.52.0\n> \n> With the bump to Meson 1.10.0, C objects can be passed to rust targets.\n> This way, the Rust libstd will be added by rustc itself in its final\n> linker invocation. Use that to eliminate the staticlib and allow\n> dynamic linking with libstd (also introduced by Meson 1.9.0, but not\n> for staticlib crates due to lack of support in rustc).\n> \n> The main() function is still provided by C, which is possible by\n> declaring the main source file of the Rust executable (which is\n> still created by scripts/rust/rust_root_crate.sh) as #![no_main].\n> \n> Signed-off-by: Paolo Bonzini \n> ---\n> meson.build | 19 ++++++++-----------\n> scripts/rust/rust_root_crate.sh | 1 +\n> 2 files changed, 9 insertions(+), 11 deletions(-)\n\nReviewed-by: Zhao Liu ","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=j+HdnQsY;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4dX1bw74CWz1xpw\n\tfor ; Thu, 18 Dec 2025 17:54:04 +1100 (AEDT)","from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from )\n\tid 1vW7tY-0004Mn-W1; Thu, 18 Dec 2025 01:53:53 -0500","from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from )\n id 1vW7tQ-0004M7-Sq; Thu, 18 Dec 2025 01:53:46 -0500","from mgamail.intel.com ([192.198.163.9])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from )\n id 1vW7tO-0000VH-Eo; Thu, 18 Dec 2025 01:53:44 -0500","from orviesa002.jf.intel.com ([10.64.159.142])\n by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 17 Dec 2025 22:53:37 -0800","from liuzhao-optiplex-7080.sh.intel.com (HELO localhost)\n ([10.239.160.39])\n by orviesa002.jf.intel.com with ESMTP; 17 Dec 2025 22:53:35 -0800"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1766040823; x=1797576823;\n h=date:from:to:cc:subject:message-id:references:\n mime-version:in-reply-to;\n bh=kq3EVTX+V7OSI2RRTAJqg+Ct87axTPOW5J2fHbppAdo=;\n b=j+HdnQsY/MAdcTwPPftTulUGY9ZqeRWgcyAdRP3oOatSWozJyMnPIVcx\n 1et/jF7ZlGcot7tRTalMYuLX4JxYBjMS30ZGOxQ+NJ2W/w0SNdaphJbBR\n Pi2ffIDXcQcED5RHYuNP3LH29uFfhxTdvl3aOB02gJc3fdzIrmsBYKoiG\n 3LAiTdwo5Q+nXOpqxgPMo0cMq2gYl2/ftFlZ/XFfQk6xn0xQEb/ZpO+Tx\n uYrSOC8UdhEETNgB9xOyH9x6RpWIkDJHsClPK+oRerj+zE/v73IFk2HiJ\n t9Uvpi64d1EpVOUuSQ7xZRn8TCJi2wTzHAO566LWRJZrFh4XaNKzoaAtR Q==;","X-CSE-ConnectionGUID":["W/MmKfjYSGWOE0XnXGnugA==","XnySzBGtQR+8ujzT9hsMWg=="],"X-CSE-MsgGUID":["qTLOD4RUS4m6QHfcJ/AAUQ==","SMUevTuQTAOQbkOC+5eb8g=="],"X-IronPort-AV":["E=McAfee;i=\"6800,10657,11645\"; a=\"78701873\"","E=Sophos;i=\"6.21,156,1763452800\"; d=\"scan'208\";a=\"78701873\"","E=Sophos;i=\"6.21,156,1763452800\"; d=\"scan'208\";a=\"229201491\""],"X-ExtLoop1":"1","Date":"Thu, 18 Dec 2025 15:18:25 +0800","From":"Zhao Liu ","To":"Paolo Bonzini ","Cc":"qemu-devel@nongnu.org, qemu-rust@nongnu.org,\n\tmarcandre.lureau@redhat.com","Subject":"Re: [PATCH 07/11] meson: let Meson handle mixed-language linking of\n Rust and C objects","Message-ID":"","References":"<20251215075000.335043-1-pbonzini@redhat.com>\n <20251215075000.335043-8-pbonzini@redhat.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=us-ascii","Content-Disposition":"inline","In-Reply-To":"<20251215075000.335043-8-pbonzini@redhat.com>","Received-SPF":"pass client-ip=192.198.163.9; envelope-from=zhao1.liu@intel.com;\n helo=mgamail.intel.com","X-Spam_score_int":"-43","X-Spam_score":"-4.4","X-Spam_bar":"----","X-Spam_report":"(-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"}}]