[vcpkg/script] get infos from installed ports

docs/maintainers/portfile-functions.md

@@ -54,6 +54,7 @@
 - [vcpkg\_install\_qmake](vcpkg_install_qmake.md)
 - [vcpkg\_minimum\_required](vcpkg_minimum_required.md)
 - [vcpkg\_replace\_string](vcpkg_replace_string.md)
+- [x\_vcpkg\_get\_port\_info](x_vcpkg_get_port_info.md)
 
 ## Internal Functions
 

docs/maintainers/x_vcpkg_get_port_info.md

@@ -0,0 +1,26 @@
+# x_vcpkg_get_port_info
+
+The latest version of this document lives in the [vcpkg repo](https://github.com/Microsoft/vcpkg/blob/master/docs/maintainers/x_vcpkg_get_port_info.md).
+
+Experimental
+Retrieve port information (e.g. installed features) of an already installed port.
+
+## Usage
+```cmake
+x_vcpkg_get_port_info(
+    PORTS <portname>...
+)
+```
+## Parameters
+### PORTS
+List of ports to retrieve information about.
+Information will be stored in:
+<PORT>_FEATURES: features <PORT> was installed with
+<PORT>_LIBRARY_LINKAGE: VCPKG_LIBRARY_LINKAGE <PORT> was installed with
+
+## Examples
+
+* [pcl](https://github.com/microsoft/vcpkg/blob/master/ports/pcl/portfile.cmake)
+
+## Source
+[scripts/cmake/x\_vcpkg\_get\_port\_info.cmake](https://github.com/Microsoft/vcpkg/blob/master/scripts/cmake/x_vcpkg_get_port_info.cmake)

ports/pcl/CONTROL

@@ -1,6 +1,6 @@
 Source: pcl
 Version: 1.11.1
-Port-Version: 2
+Port-Version: 3
 Homepage: https://github.com/PointCloudLibrary/pcl
 Description: Point Cloud Library (PCL) is open source library for 2D/3D image and point cloud processing.
 Build-Depends: eigen3, flann, qhull, libpng, boost-system, boost-filesystem, boost-thread, boost-date-time, boost-iostreams, boost-random, boost-foreach, boost-dynamic-bitset, boost-property-map, boost-graph, boost-multi-array, boost-signals2, boost-sort, boost-ptr-container, boost-uuid, boost-interprocess, boost-asio

ports/pcl/portfile.cmake

@@ -39,17 +39,20 @@ vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
     opengl      WITH_OPENGL
     vtk         WITH_VTK
 )
-
+x_vcpkg_get_port_info(PORTS qhull flann boost-system)
+string(COMPARE EQUAL "${boost-system_LIBRARY_LINKAGE}" "dynamic" BOOST_LINKAGE)
+string(COMPARE EQUAL "${qhull_LIBRARY_LINKAGE}" "dynamic" QHULL_LINKAGE)
+string(COMPARE EQUAL "${flann_LIBRARY_LINKAGE}" "dynamic" FLANN_LINKAGE)
 vcpkg_configure_cmake(
     SOURCE_PATH ${SOURCE_PATH}
     PREFER_NINJA
     OPTIONS
         # BUILD
         -DBUILD_surface_on_nurbs=ON
         # PCL
-        -DPCL_BUILD_WITH_BOOST_DYNAMIC_LINKING_WIN32=${PCL_SHARED_LIBS}
-        -DPCL_BUILD_WITH_FLANN_DYNAMIC_LINKING_WIN32=${PCL_SHARED_LIBS}
-        -DPCL_BUILD_WITH_QHULL_DYNAMIC_LINKING_WIN32=${PCL_SHARED_LIBS}
+        -DPCL_BUILD_WITH_BOOST_DYNAMIC_LINKING_WIN32=${BOOST_LINKAGE}
+        -DPCL_BUILD_WITH_FLANN_DYNAMIC_LINKING_WIN32=${FLANN_LINKAGE}
+        -DPCL_BUILD_WITH_QHULL_DYNAMIC_LINKING_WIN32=${QHULL_LINKAGE}
         -DPCL_SHARED_LIBS=${PCL_SHARED_LIBS}
         # WITH
         -DWITH_LIBUSB=OFF

scripts/cmake/x_vcpkg_get_port_info.cmake

@@ -0,0 +1,47 @@
+#[===[.md:
+# x_vcpkg_get_port_info
+
+Experimental
+Retrieve port information (e.g. installed features) of an already installed port.
+
+## Usage
+```cmake
+x_vcpkg_get_port_info(
+    PORTS <portname>...
+)
+```
+## Parameters
+### PORTS
+List of ports to retrieve information about.
+Information will be stored in:
+<PORT>_FEATURES: features <PORT> was installed with
+<PORT>_LIBRARY_LINKAGE: VCPKG_LIBRARY_LINKAGE <PORT> was installed with
+
+## Examples
+
+* [pcl](https://github.com/microsoft/vcpkg/blob/master/ports/pcl/portfile.cmake)
+#]===]
+function(x_vcpkg_get_port_info)
+    cmake_parse_arguments(PARSE_ARGV 0 x_vcpkg_get_port_info "" "" "PORTS")
+    if(NOT x_vcpkg_get_port_info_PORTS)
+        message(FATAL_ERROR "x_vcpkg_get_port_info requires parameter PORTS!")
+    endif()
+    string(TOLOWER "${x_vcpkg_get_port_info_PORTS}" x_vcpkg_get_port_info_PORTS)
+
+    foreach(_port IN LISTS x_vcpkg_get_port_info_PORTS )
+        set(_port_info "${CURRENT_INSTALLED_DIR}/share/${_port}/vcpkg_port_info.cmake") 
+        if(EXISTS "${_port_info}")
+            include("${_port_info}")
+        endif()
+        set(${_port}_FEATURES "${${_port}_FEATURES}" PARENT_SCOPE)
+    endforeach()
+endfunction()
+
+# Write information about the port. Keep in sync with x_vcpkg_get_port_info
+function(z_vcpkg_write_port_info)
+    set(_file "${CURRENT_PACKAGES_DIR}/share/${PORT}/vcpkg_port_info.cmake")
+    set(_contents "set(${PORT}_FEATURES \"${FEATURES}\")\n")
+    string(APPEND _contents "set(${PORT}_LIBRARY_LINKAGE \"${VCPKG_LIBRARY_LINKAGE}\")\n")
+    file(MAKE_DIRECTORY "${CURRENT_PACKAGES_DIR}/share/${PORT}")
+    file(WRITE "${_file}" "${_contents}")
+endfunction()

scripts/ports.cmake

@@ -136,12 +136,15 @@ if(CMD MATCHES "^BUILD$")
     include("${SCRIPTS}/cmake/vcpkg_replace_string.cmake")
     include("${SCRIPTS}/cmake/vcpkg_test_cmake.cmake")
 
+    include("${SCRIPTS}/cmake/x_vcpkg_get_port_info.cmake")
+
     include("${SCRIPTS}/cmake/z_vcpkg_apply_patches.cmake")
     include("${SCRIPTS}/cmake/z_vcpkg_prettify_command_line.cmake")
 
     include("${CURRENT_PORT_DIR}/portfile.cmake")
     if(DEFINED PORT)
         include("${SCRIPTS}/build_info.cmake")
+        z_vcpkg_write_port_info()
     endif()
 elseif(CMD MATCHES "^CREATE$")
     file(TO_NATIVE_PATH "${VCPKG_ROOT_DIR}" NATIVE_VCPKG_ROOT_DIR)