[flann] Update to 2022-10-28

ports/flann/fix-dep-lz4.patch

@@ -0,0 +1,62 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 5fd73ba..ff357f2 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -155,8 +155,8 @@ if (BUILD_CUDA_LIB)
+     endif(CUDA_FOUND)
+ endif(BUILD_CUDA_LIB)
+
+-find_package(PkgConfig REQUIRED)
+-pkg_check_modules(LZ4 REQUIRED liblz4)
++find_package(lz4 CONFIG REQUIRED)
++set(LZ4_LINK_LIBRARIES lz4::lz4)
+ include_directories(${LZ4_INCLUDE_DIRS})
+
+ #set the C/C++ include path to the "include" directory
+diff --git a/cmake/Config.cmake.in b/cmake/Config.cmake.in
+index 6b95a71..d78c74a 100644
+--- a/cmake/Config.cmake.in
++++ b/cmake/Config.cmake.in
+@@ -1,5 +1,10 @@
+ @PACKAGE_INIT@
+
++include(CMakeFindDependencyMacro)
++find_dependency(lz4 CONFIG)
++if(@WITH_HDF5@)
++  find_dependency(HDF5 CONFIG)
++endif()
+ include("${CMAKE_CURRENT_LIST_DIR}/@targets_export_name@.cmake")
+ check_required_components("flann")
+
+diff --git a/src/cpp/CMakeLists.txt b/src/cpp/CMakeLists.txt
+index 7603abc..ce9fc40 100644
+--- a/src/cpp/CMakeLists.txt
++++ b/src/cpp/CMakeLists.txt
+@@ -18,8 +18,11 @@ if (CMAKE_BUILD_STATIC_LIBS)
+ else()
+     set_target_properties(flann_cpp_s PROPERTIES EXCLUDE_FROM_ALL true)
+ endif()
+-
+-add_library(flann_cpp SHARED ${CPP_SOURCES})
++if(CMAKE_BUILD_STATIC_LIBS)
++    add_library(flann_cpp STATIC ${CPP_SOURCES})
++else()
++    add_library(flann_cpp SHARED ${CPP_SOURCES})
++endif()
+ target_link_libraries(flann_cpp ${LZ4_LINK_LIBRARIES})
+ # export lz4 headers, so that MSVC to creates flann_cpp.lib
+ set_target_properties(flann_cpp PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS YES)
+@@ -91,8 +94,11 @@ if (BUILD_C_BINDINGS)
+     else()
+         set_target_properties(flann_s PROPERTIES EXCLUDE_FROM_ALL true)
+     endif()
+-
+-    add_library(flann SHARED ${C_SOURCES})
++    if(CMAKE_BUILD_STATIC_LIBS)
++        add_library(flann STATIC ${C_SOURCES})
++    else()
++        add_library(flann SHARED ${C_SOURCES})
++    endif()
+     target_link_libraries(flann ${LZ4_LINK_LIBRARIES})
+     list(APPEND flann_install_targets flann)
+