Build Kart with a 2.5-based branch of PDAL...

but with extra cherrypicks - the following PRs:

(Using a 2.6-based PDAL requires even more changes that I haven't
yet dealt with).

vcpkg-vendor/vcpkg-overlay-ports/pdal/cmake-project-include.cmake

@@ -0,0 +1,6 @@
+include(CheckIncludeFileCXX)
+
+check_include_file_cxx("filesystem" HAVE_CXX17_FILESYSTEM)
+if(NOT HAVE_CXX17_FILESYSTEM)
+    message(FATAL_ERROR "Unable to find <filesystem> header. PDAL requires full C++17 compiler support.")
+endif()

vcpkg-vendor/vcpkg-overlay-ports/pdal/fix-dependency.patch

@@ -0,0 +1,33 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 1705a8426..248edcd38 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -269,7 +269,7 @@ target_link_libraries(${PDAL_BASE_LIB_NAME}
+     PRIVATE
+         ${CMAKE_THREAD_LIBS_INIT}
+         ${CMAKE_DL_LIBS}
+-        ${GDAL_LIBRARY}
++        ${GDAL_LIBRARIES}
+         ${GEOTIFF_LIBRARY}
+         ${LIBXML2_LIBRARIES}
+         ${ZLIB_LIBRARIES}
+diff --git a/cmake/zstd.cmake b/cmake/zstd.cmake
+index dfe3dc024..42a78d646 100644
+--- a/cmake/zstd.cmake
++++ b/cmake/zstd.cmake
+@@ -4,7 +4,14 @@
+ option(WITH_ZSTD
+     "Build support for compression/decompression with Zstd." TRUE)
+ if (WITH_ZSTD)
+-    find_package(ZSTD QUIET)
++    find_package(ZSTD NAMES zstd REQUIRED)
++    set(ZSTD_INCLUDE_DIRS "")
++    if(TARGET zstd::libzstd_static)
++        set(ZSTD_LIBRARIES zstd::libzstd_static)
++        set(ZSTD_STATIC_LIB zstd::libzstd_static)
++    else()
++        set(ZSTD_LIBRARIES zstd::libzstd_shared)
++    endif()
+     set_package_properties(ZSTD PROPERTIES TYPE
+         PURPOSE "General compression support")
+     if (ZSTD_FOUND)

vcpkg-vendor/vcpkg-overlay-ports/pdal/fix-find-library-suffix.patch

@@ -0,0 +1,11 @@
+diff --git a/cmake/libraries.cmake b/cmake/libraries.cmake
+index 665bc53..fcdcf2c 100644
+--- a/cmake/libraries.cmake
++++ b/cmake/libraries.cmake
+@@ -1,6 +1,3 @@
+ # Build shared libraries by default.
+
+ set(PDAL_LIB_TYPE "SHARED")
+-if (WIN32)
+-    set(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_IMPORT_LIBRARY_SUFFIX})
+-endif()

vcpkg-vendor/vcpkg-overlay-ports/pdal/fix-gcc-13-build.patch

@@ -0,0 +1,12 @@
+diff --git a/plugins/e57/libE57Format/include/E57Format.h b/plugins/e57/libE57Format/include/E57Format.h
+index 267d8c77bb..89d2b36a09 100644
+--- a/plugins/e57/libE57Format/include/E57Format.h
++++ b/plugins/e57/libE57Format/include/E57Format.h
+@@ -31,6 +31,7 @@
+
+ //! @file  E57Format.h header file for the E57 API
+
++#include <cstdint>
+ #include <cfloat>
+ #include <memory>
+ #include <vector>

vcpkg-vendor/vcpkg-overlay-ports/pdal/fix-unix-compiler-options.patch

@@ -0,0 +1,13 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 1705a8426..d13d41786 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -192,7 +192,7 @@ add_subdirectory(apps)
+ # so that users only need link libpdalcpp.
+ #
+ if (APPLE)
+-    set(PDAL_REEXPORT "-Wl,-reexport_library,$<TARGET_FILE:${PDAL_UTIL_LIB_NAME}>")
++    set(PDAL_REEXPORT "-Wl$<COMMA>-reexport_library$<COMMA>$<TARGET_FILE:${PDAL_UTIL_LIB_NAME}>")
+     #
+     # This allows the rpath reference for the reexported library (above) to
+     # be found.

vcpkg-vendor/vcpkg-overlay-ports/pdal/gdal-3.7.patch

@@ -0,0 +1,22 @@
+diff --git a/pdal/Geometry.cpp b/pdal/Geometry.cpp
+index 608bf86..8b010d3 100644
+--- a/pdal/Geometry.cpp
++++ b/pdal/Geometry.cpp
+@@ -153,7 +153,7 @@ Geometry& Geometry::operator=(const Geometry& input)
+
+ bool Geometry::srsValid() const
+ {
+-    OGRSpatialReference *srs = m_geom->getSpatialReference();
++    const OGRSpatialReference *srs = m_geom->getSpatialReference();
+     return srs && srs->GetRoot();
+ }
+
+@@ -172,7 +172,7 @@ Utils::StatusWithReason Geometry::transform(SpatialReference out)
+         return StatusWithReason(-2,
+             "Geometry::transform() failed.  NULL target SRS.");
+
+-    OGRSpatialReference *inSrs = m_geom->getSpatialReference();
++    const OGRSpatialReference *inSrs = m_geom->getSpatialReference();
+     SrsTransform transform(*inSrs, OGRSpatialReference(out.getWKT().data()));
+     if (m_geom->transform(transform.get()) != OGRERR_NONE)
+         return StatusWithReason(-1, "Geometry::transform() failed.");

vcpkg-vendor/vcpkg-overlay-ports/pdal/mingw.patch

@@ -0,0 +1,13 @@
+diff --git a/io/OptechReader.cpp b/io/OptechReader.cpp
+index bd12e70..2b7846b 100644
+--- a/io/OptechReader.cpp
++++ b/io/OptechReader.cpp
+@@ -60,7 +60,7 @@ std::string OptechReader::getName() const
+     return s_info.name;
+ }
+
+-#ifndef _WIN32
++#ifndef _MSC_VER
+ const size_t OptechReader::MaximumNumberOfReturns;
+ const size_t OptechReader::MaxNumRecordsInBuffer;
+ const size_t OptechReader::NumBytesInRecord;

vcpkg-vendor/vcpkg-overlay-ports/pdal/no-pkgconfig-requires.patch

@@ -0,0 +1,12 @@
+diff --git a/apps/pdal.pc.in b/apps/pdal.pc.in
+index 6885221..cd2136c 100644
+--- a/apps/pdal.pc.in
++++ b/apps/pdal.pc.in
+@@ -5,7 +5,6 @@ includedir=@CMAKE_INSTALL_PREFIX@/include
+
+ Name: PDAL
+ Description: Point Data Abstraction Library
+-Requires:  @PKGCONFIG_LIBRARY_DEFINITIONS@
+ Version: @PDAL_VERSION@
+ Libs: -L${libdir} -l@PDAL_LIB_NAME@
+ Cflags: -I${includedir}/pdal  @PDAL_CONFIG_DEFINITIONS@

vcpkg-vendor/vcpkg-overlay-ports/pdal/no-rpath.patch

@@ -0,0 +1,12 @@
+diff --git a/cmake/rpath.cmake b/cmake/rpath.cmake
+index ba486b7..4323a77 100644
+--- a/cmake/rpath.cmake
++++ b/cmake/rpath.cmake
+@@ -1,6 +1,7 @@
+ #
+ # Set options and variable related to OSX rpath.
+ #
++return()
+
+ # per http://www.cmake.org/Wiki/CMake_RPATH_handling
+ SET(CMAKE_SKIP_BUILD_RPATH FALSE)

vcpkg-vendor/vcpkg-overlay-ports/pdal/portfile.cmake

@@ -0,0 +1,123 @@
+vcpkg_check_linkage(ONLY_DYNAMIC_LIBRARY)
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO koordinates/PDAL
+    REF kart-v0.14.2
+    SHA512 721010c6842a841e8a7d4db543022669ea818e78c87f468d672b1fd77f445897735135508e5b060d17a5b88456eea3a4a66c0c258ac418d995a07ad2804c3fa3
+    HEAD_REF kart-v0.14.2
+    PATCHES
+        fix-dependency.patch
+        fix-unix-compiler-options.patch
+        fix-find-library-suffix.patch
+        no-pkgconfig-requires.patch
+        no-rpath.patch
+        fix-gcc-13-build.patch  #upstream PR: https://github.com/PDAL/PDAL/pull/4039
+        gdal-3.7.patch
+        mingw.patch
+)
+
+# Prefer pristine CMake find modules + wrappers and config files from vcpkg.
+foreach(package IN ITEMS Curl GeoTIFF ICONV ZSTD)
+    file(REMOVE "${SOURCE_PATH}/cmake/modules/Find${package}.cmake")
+endforeach()
+
+# De-vendoring
+file(REMOVE_RECURSE
+    "${SOURCE_PATH}/vendor/nanoflann"
+    "${SOURCE_PATH}/vendor/nlohmann"
+    "${SOURCE_PATH}/pdal/JsonFwd.hpp"
+)
+file(INSTALL "${CURRENT_INSTALLED_DIR}/include/nanoflann.hpp" DESTINATION "${SOURCE_PATH}/vendor/nanoflann")
+file(INSTALL "${CURRENT_INSTALLED_DIR}/include/nlohmann/json.hpp" DESTINATION "${SOURCE_PATH}/vendor/nlohmann/nlohmann")
+file(APPEND "${SOURCE_PATH}/vendor/nlohmann/nlohmann/json.hpp" "namespace NL = nlohmann;\n")
+file(INSTALL "${CURRENT_INSTALLED_DIR}/include/nlohmann/json_fwd.hpp" DESTINATION "${SOURCE_PATH}/pdal")
+file(RENAME "${SOURCE_PATH}/pdal/json_fwd.hpp" "${SOURCE_PATH}/pdal/JsonFwd.hpp")
+file(APPEND "${SOURCE_PATH}/pdal/JsonFwd.hpp" "namespace NL = nlohmann;\n")
+
+unset(ENV{OSGEO4W_HOME})
+
+vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
+    FEATURES
+        draco       BUILD_PLUGIN_DRACO
+        e57         BUILD_PLUGIN_E57
+        hdf5        BUILD_PLUGIN_HDF
+        i3s         BUILD_PLUGIN_I3S
+        lzma        WITH_LZMA
+        pgpointcloud BUILD_PLUGIN_PGPOINTCLOUD
+        zstd        WITH_ZSTD
+)
+vcpkg_find_acquire_program(PKGCONFIG)
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}"
+    OPTIONS
+        "-DCMAKE_PROJECT_INCLUDE=${CMAKE_CURRENT_LIST_DIR}/cmake-project-include.cmake"
+        -DPDAL_PLUGIN_INSTALL_PATH=.
+        "-DPKG_CONFIG_EXECUTABLE=${PKGCONFIG}"
+        -DWITH_TESTS:BOOL=OFF
+        -DWITH_COMPLETION:BOOL=OFF
+        -DCMAKE_DISABLE_FIND_PACKAGE_Libexecinfo:BOOL=ON
+        -DCMAKE_DISABLE_FIND_PACKAGE_Libunwind:BOOL=ON
+        ${FEATURE_OPTIONS}
+)
+
+vcpkg_cmake_install()
+vcpkg_cmake_config_fixup(CONFIG_PATH lib/cmake/PDAL)
+vcpkg_fixup_pkgconfig()
+vcpkg_copy_pdbs()
+
+# Install and cleanup executables
+file(GLOB pdal_unsupported
+    "${CURRENT_PACKAGES_DIR}/bin/*.bat"
+    "${CURRENT_PACKAGES_DIR}/bin/pdal-config"
+    "${CURRENT_PACKAGES_DIR}/debug/bin/*.bat"
+    "${CURRENT_PACKAGES_DIR}/debug/bin/*.exe"
+    "${CURRENT_PACKAGES_DIR}/debug/bin/pdal-config"
+)
+file(REMOVE ${pdal_unsupported})
+vcpkg_copy_tools(TOOL_NAMES pdal AUTO_CLEAN)
+
+# Post-install clean-up
+file(REMOVE_RECURSE
+    "${CURRENT_PACKAGES_DIR}/include/pdal/filters/private/csf"
+    "${CURRENT_PACKAGES_DIR}/include/pdal/filters/private/miniball"
+    "${CURRENT_PACKAGES_DIR}/debug/include"
+    "${CURRENT_PACKAGES_DIR}/debug/share"
+)
+
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
+
+file(READ "${SOURCE_PATH}/LICENSE.txt" pdal_license)
+file(READ "${SOURCE_PATH}/vendor/arbiter/LICENSE" arbiter_license)
+file(READ "${SOURCE_PATH}/vendor/kazhdan/PoissonRecon.h" kazhdan_license)
+string(REGEX REPLACE "^/\\*\n|\\*/.*\$" "" kazhdan_license "${kazhdan_license}")
+file(READ "${SOURCE_PATH}/vendor/lazperf/lazperf.hpp" lazperf_license)
+string(REGEX REPLACE "^/\\*\n|\\*/.*\$" "" lazperf_license "${lazperf_license}")
+file(WRITE "${CURRENT_PACKAGES_DIR}/share/${PORT}/copyright"
+"${pdal_license}
+---
+
+Files in vendor/arbiter/:
+
+${arbiter_license}
+---
+
+Files in vendor/kazhdan/:
+
+${kazhdan_license}
+---
+
+Files in vendor/lazperf/:
+
+${lazperf_license}
+---
+
+Files in vendor/eigen:
+
+Most Eigen source code is subject to the terms of the Mozilla Public License
+v. 2.0. You can obtain a copy the MPL 2.0 at http://mozilla.org/MPL/2.0/.
+
+Some files included in Eigen are under one of the following licenses:
+ - Apache License, Version 2.0 
+ - BSD 3-Clause \"New\" or \"Revised\" License
+")

vcpkg-vendor/vcpkg-overlay-ports/pdal/usage

@@ -0,0 +1,9 @@
+The package pdal provides CMake variables:
+
+    find_package(PDAL CONFIG REQUIRED)
+    target_include_directories(main PRIVATE ${PDAL_INCLUDE_DIRS})
+    target_link_libraries(main PRIVATE ${PDAL_LIBRARIES})
+
+If necessary, override the default plugin search path by setting the
+environment variable PDAL_DRIVER_PATH to a list of directories that
+pdal should search for plugins.

vcpkg-vendor/vcpkg-overlay-ports/pdal/vcpkg.json

@@ -0,0 +1,109 @@
+{
+  "name": "pdal",
+  "version": "2.5.3",
+  "port-version": 1,
+  "description": "PDAL - Point Data Abstraction Library is a library for manipulating point cloud data.",
+  "homepage": "https://pdal.io/",
+  "license": null,
+  "supports": "!(windows & staticcrt)",
+  "dependencies": [
+    {
+      "name": "curl",
+      "default-features": false
+    },
+    {
+      "name": "gdal",
+      "default-features": false
+    },
+    "libgeotiff",
+    {
+      "name": "libxml2",
+      "features": [
+        "http"
+      ]
+    },
+    "nanoflann",
+    "nlohmann-json",
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+  ],
+  "default-features": [
+    "supported-plugins"
+  ],
+  "features": {
+    "draco": {
+      "description": "Build the Draco plugin",
+      "dependencies": [
+        "draco"
+      ]
+    },
+    "e57": {
+      "description": "Build the E57 plugin",
+      "dependencies": [
+        "xerces-c"
+      ]
+    },
+    "hdf": {
+      "description": "Build the HDF plugin",
+      "dependencies": [
+        {
+          "name": "hdf5",
+          "default-features": false
+        }
+      ]
+    },
+    "i3s": {
+      "description": "Build the SLPK/I3S plugins",
+      "dependencies": [
+        "zlib"
+      ]
+    },
+    "liblzma": {
+      "description": "Support for compression/decompression with LZMA",
+      "dependencies": [
+        "liblzma"
+      ]
+    },
+    "pgpointcloud": {
+      "description": "Build the PgPointCloud plugin",
+      "dependencies": [
+        "libpq"
+      ]
+    },
+    "supported-plugins": {
+      "description": "Default set of plugins, dependent on platform",
+      "dependencies": [
+        {
+          "name": "pdal",
+          "default-features": false,
+          "features": [
+            "draco",
+            "e57",
+            "i3s"
+          ]
+        },
+        {
+          "name": "pdal",
+          "default-features": false,
+          "features": [
+            "hdf",
+            "pgpointcloud"
+          ],
+          "platform": "!uwp"
+        }
+      ]
+    },
+    "zstd": {
+      "description": "Support for ZSTD compression/decompression",
+      "dependencies": [
+        "zstd"
+      ]
+    }
+  }
+}