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{ "id": 26054, "url": "https://patchwork.libcamera.org/api/patches/26054/?format=api", "web_url": "https://patchwork.libcamera.org/patch/26054/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260130090819.1511202-1-barnabas.pocze@ideasonboard.com>", "date": "2026-01-30T09:08:19", "name": "[v1] meson: Add `libdw` option to control libdw dependency", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "34a5f62a97dde578480757333bf0ba31bb0f56de", "submitter": { "id": 216, "url": "https://patchwork.libcamera.org/api/people/216/?format=api", "name": "Barnabás Pőcze", "email": "barnabas.pocze@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/26054/mbox/", "series": [ { "id": 5760, "url": "https://patchwork.libcamera.org/api/series/5760/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5760", "date": "2026-01-30T09:08:19", "name": "[v1] meson: Add `libdw` option to control libdw dependency", "version": 1, "mbox": "https://patchwork.libcamera.org/series/5760/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/26054/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/26054/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 6657EBD78E\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 30 Jan 2026 09:08:25 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id A67F861FC9;\n\tFri, 30 Jan 2026 10:08:24 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 0DC8361FA0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 30 Jan 2026 10:08:22 +0100 (CET)", "from pb-laptop.local (185.221.142.123.nat.pool.zt.hu\n\t[185.221.142.123])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 948343A2\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 30 Jan 2026 10:07:44 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"aaBhp47z\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1769764064;\n\tbh=eOYfazoelVKeM3oaMP3BKsGm8T9c6qY+PW23PovGv7s=;\n\th=From:To:Subject:Date:From;\n\tb=aaBhp47z9rq6wg7MfaBK9M0jg/DR89anmdJbTFm1v950GmT2wZUfPLjcJzw+p03W0\n\tFNrfHyKKOqFSWYIzmy+jtS+APexO4UX1eRIf/SOukFFzP2Sh5939BL3+B3nkMZODXU\n\twd5FwK34pkT8g4Tkma6Id015p+a2snOPp8ffZedk=", "From": "=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= <barnabas.pocze@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Subject": "[PATCH v1] meson: Add `libdw` option to control libdw dependency", "Date": "Fri, 30 Jan 2026 10:08:19 +0100", "Message-ID": "<20260130090819.1511202-1-barnabas.pocze@ideasonboard.com>", "X-Mailer": "git-send-email 2.52.0", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Previously it was not possible to disable libdw usage if it was\ndetected. Fix that by adding a meson feature option.\n\nSigned-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>\n---\n meson_options.txt | 5 +++++\n src/libcamera/base/meson.build | 2 +-\n 2 files changed, 6 insertions(+), 1 deletion(-)", "diff": "diff --git a/meson_options.txt b/meson_options.txt\nindex d600cd1be..8121cf5d2 100644\n--- a/meson_options.txt\n+++ b/meson_options.txt\n@@ -42,6 +42,11 @@ option('lc-compliance',\n value : 'auto',\n description : 'Compile the lc-compliance test application')\n \n+option('libdw',\n+ type : 'feature',\n+ value : 'auto',\n+ description : 'Enable libdw integration for backtrace symbolization')\n+\n option('libunwind',\n type : 'feature',\n value : 'auto',\ndiff --git a/src/libcamera/base/meson.build b/src/libcamera/base/meson.build\nindex bcf37f71c..b57774f49 100644\n--- a/src/libcamera/base/meson.build\n+++ b/src/libcamera/base/meson.build\n@@ -26,7 +26,7 @@ libcamera_base_internal_sources = files([\n 'utils.cpp',\n ])\n \n-libdw = dependency('libdw', required : false)\n+libdw = dependency('libdw', required : get_option('libdw'))\n libunwind = dependency('libunwind', required : get_option('libunwind'))\n \n if cc.has_header_symbol('execinfo.h', 'backtrace')\n", "prefixes": [ "v1" ] }