Made gpu modules work.

Author: =

cmake/pcl_find_cuda.cmake

@@ -47,7 +47,7 @@ if(CUDA_FOUND)
     message(STATUS "CMAKE_CUDA_ARCHITECTURES: ${CMAKE_CUDA_ARCHITECTURES}")
 
     #Add empty project as its not required with newer CMake
-    add_library(pcl_cuda INTERFACE)
+    PCL_ADD_LIBRARY(pcl_cuda COMPONENT ekstern_cuda)
   else()
     # Generate SASS
     set(CMAKE_CUDA_ARCHITECTURES ${CUDA_ARCH_BIN})
@@ -56,7 +56,7 @@ if(CUDA_FOUND)
     set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -gencode arch=compute_${ver},code=compute_${ver}")
     message(STATUS "CMAKE_CUDA_FLAGS: ${CMAKE_CUDA_FLAGS}")
 
-    add_library(pcl_cuda INTERFACE)
+    PCL_ADD_LIBRARY(pcl_cuda COMPONENT ekstern_cuda)
     target_include_directories(pcl_cuda INTERFACE ${CUDA_TOOLKIT_INCLUDE})
 
   endif ()

cmake/pcl_targets.cmake

@@ -290,9 +290,17 @@ function(PCL_CUDA_ADD_LIBRARY _name)
   set_target_properties(${_name} PROPERTIES FOLDER "Libraries")
 
   install(TARGETS ${_name}
+          EXPORT ${_name}Targets
           RUNTIME DESTINATION ${BIN_INSTALL_DIR} COMPONENT pcl_${ARGS_COMPONENT}
           LIBRARY DESTINATION ${LIB_INSTALL_DIR} COMPONENT pcl_${ARGS_COMPONENT}
           ARCHIVE DESTINATION ${LIB_INSTALL_DIR} COMPONENT pcl_${ARGS_COMPONENT})
+
+  install(
+    EXPORT ${_name}Targets
+    NAMESPACE pcl::
+    FILE ${_name}.cmake
+    DESTINATION ${LIB_INSTALL_DIR}/cmake
+  )        
 endfunction()
 
 ###############################################################################

cuda/io/CMakeLists.txt

@@ -37,7 +37,7 @@ set(incs
 set(LIB_NAME "pcl_${SUBSYS_NAME}")
 include_directories("${CMAKE_CURRENT_SOURCE_DIR}/include")
 PCL_CUDA_ADD_LIBRARY(${LIB_NAME} COMPONENT ${SUBSYS_NAME} SOURCES ${srcs} ${incs})
-target_link_libraries(${LIB_NAME} pcl_common)
+target_link_libraries(${LIB_NAME} pcl_common pcl_io)
 
 PCL_MAKE_PKGCONFIG(${LIB_NAME} COMPONENT ${SUBSYS_NAME} DESC ${SUBSYS_DESC} PCL_DEPS ${SUBSYS_DEPS} EXT_DEPS ${SUBSYS_EXT_DEPS})