{"id":26054,"url":"https://patchwork.libcamera.org/api/patches/26054/?format=json","web_url":"https://patchwork.libcamera.org/patch/26054/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","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=json","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=json","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":"","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 ;\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 ;\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 ;\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?= ","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":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"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 \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"]}