sci-libs/pdal: backport ODR fix

Bug: https://bugs.gentoo.org/862915
Signed-off-by: Sam James <sam@gentoo.org>

sci-libs/pdal/files/pdal-2.8.4-odr.patch

@@ -0,0 +1,30 @@
+From 92ac29a2a899c597ae4403c760a2e8991952b448 Mon Sep 17 00:00:00 2001
+From: Andrew Bell <andrew.bell.ia@gmail.com>
+Date: Mon, 19 May 2025 10:35:34 -0400
+Subject: [PATCH] Put arbiter forward declaration in the pdal namespace.
+
+---
+ io/EsriReader.hpp | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/io/EsriReader.hpp b/io/EsriReader.hpp
+index 7d42f68c49..35a12dce22 100644
+--- a/io/EsriReader.hpp
++++ b/io/EsriReader.hpp
+@@ -50,13 +50,14 @@
+ 
+ #include <nlohmann/json.hpp>
+ 
++namespace pdal
++{
++
+ namespace arbiter
+ {
+     class Arbiter;
+ }
+ 
+-namespace pdal
+-{
+ class SrsTransform;
+ class ThreadPool;
+ 

sci-libs/pdal/pdal-2.8.4-r1.ebuild

@@ -0,0 +1,63 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="A C++ library for translating and manipulating point cloud data"
+HOMEPAGE="https://pdal.io/"
+SRC_URI="https://github.com/PDAL/PDAL/releases/download/${PV}/PDAL-${PV}-src.tar.bz2"
+S="${WORKDIR}/PDAL-${PV}-src"
+
+LICENSE="BSD"
+SLOT="0/18"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+IUSE="debug postgres test"
+
+BDEPEND="
+	sys-devel/gettext
+	virtual/pkgconfig
+"
+RDEPEND="
+	net-misc/curl
+	app-arch/zstd:=
+	dev-libs/libxml2
+	dev-libs/openssl:=
+	sci-libs/gdal:=
+	sci-libs/libgeotiff:=
+	sys-libs/zlib
+	debug? ( sys-libs/libunwind:= )
+	postgres? ( dev-db/postgresql:*[xml] )
+"
+
+DEPEND="
+	test? ( sci-libs/gdal[geos,jpeg,png,sqlite] )
+	${RDEPEND}
+"
+
+RESTRICT="!test? ( test )"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-2.8.4-odr.patch
+)
+
+src_configure() {
+	local mycmakeargs=(
+		-DBUILD_PLUGIN_PGPOINTCLOUD="$(usex postgres)"
+		-DWITH_COMPLETION=ON
+		-DWITH_BACKTRACE="$(usex debug)"
+	)
+
+	cmake_src_configure
+}
+
+src_test() {
+	local myctestargs=(
+		--exclude-regex '(pgpointcloudtest|pdal_info_test|pdal_io_bpf_base_test|pdal_io_bpf_zlib_test|pdal_filters_overlay_test|pdal_filters_stats_test|pdal_app_plugin_test|pdal_merge_test|pdal_io_stac_reader_test)'
+		--output-on-failure
+		-j1
+	)
+
+	cmake_src_test
+}