ENH: Add WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER.

This optional variable can be used by packagers to package only the wrapping.
It is inserted into the CMake install command COMPONENT name.

Change-Id: Id6570a03e0eacd499f962d80a1280d7aa2e993f0

Author: thewtex

Wrapping/CMakeLists.txt

@@ -122,6 +122,13 @@ if(NOT EXECUTABLE_OUTPUT_PATH)
   set(EXECUTABLE_OUTPUT_PATH ${WrapITK_BINARY_DIR}/bin CACHE INTERNAL "Single output directory for building all executables.")
 endif()
 
+# Set WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER to a non-null value, like
+# "Wrapping", which will be inserted into the wrapping install component name.
+# This can be used to split installation package components.
+if(NOT WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER)
+  set(WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER "")
+endif()
+
 mark_as_advanced(CMAKE_LIBRARY_OUTPUT_DIRECTORY EXECUTABLE_OUTPUT_PATH WRAP_ITK_INSTALL_PREFIX)
 
 set(CXX_TEST_PATH ${EXECUTABLE_OUTPUT_PATH})
@@ -133,7 +140,7 @@ set(CXX_TEST_PATH ${EXECUTABLE_OUTPUT_PATH})
 if(NOT EXTERNAL_WRAP_ITK_PROJECT)
   install(FILES "${WrapITK_BINARY_DIR}/InstallOnly/WrapITKConfig.cmake"
     DESTINATION "${WRAP_ITK_INSTALL_PREFIX}/"
-    COMPONENT Development
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}Development
     )
 endif()
 

Wrapping/ConfigureWrapping.cmake

@@ -114,15 +114,21 @@ set(GENERATORS_SRC_DIR "${WRAP_ITK_CMAKE_DIR}/Generators" CACHE INTERNAL "genera
 include("${WRAP_ITK_CMAKE_DIR}/CMakeUtilityFunctions.cmake")
 
 macro(WRAP_ITK_INSTALL path)
-  install(FILES ${ARGN} DESTINATION "${WRAP_ITK_INSTALL_PREFIX}${path}")
+  install(FILES ${ARGN}
+    DESTINATION "${WRAP_ITK_INSTALL_PREFIX}${path}"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
 endmacro()
 
 
 ###############################################################################
 # Macro to install the language bindings
 ###############################################################################
 macro(WRAP_ITK_BINDINGS_INSTALL path)
-  install(FILES ${ARGN} DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}${path}")
+  install(FILES ${ARGN}
+    DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}${path}"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
 endmacro()
 
 ###############################################################################

Wrapping/Generators/Explicit/CMakeLists.txt

@@ -126,6 +126,9 @@ macro(itk_end_wrap_module_explicit)
     endforeach()
     target_link_libraries(${WRAPPER_LIBRARY_NAME}Explicit ${WRAPPER_LIBRARY_LINK_LIBRARIES} )
     set_target_properties(${WRAPPER_LIBRARY_NAME}Explicit PROPERTIES COMPILE_FLAGS -DWRAP_ITK_${WRAPPER_LIBRARY_NAME}_EXPORTS )
-    install(TARGETS ${WRAPPER_LIBRARY_NAME}Explicit DESTINATION "${ITK_INSTALL_LIBRARY_DIR}")
+    install(TARGETS ${WRAPPER_LIBRARY_NAME}Explicit
+      DESTINATION "${ITK_INSTALL_LIBRARY_DIR}"
+      COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+      )
   endif()
 endmacro()

Wrapping/Generators/Java/CMakeLists.txt

@@ -145,7 +145,10 @@ macro(itk_end_wrap_module_java)
   endif()
 
   add_dependencies(${lib} ${WRAPPER_LIBRARY_NAME}Swig)
-  install(TARGETS "${lib}" DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Java")
+  install(TARGETS "${lib}"
+    DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Java"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
 
   if(EXTERNAL_WRAP_ITK_PROJECT)
     # don't depends on the targets from wrapitk in external projects

Wrapping/Generators/Python/CMakeLists.txt

@@ -60,7 +60,10 @@ if(NOT PY_SITE_PACKAGES_PATH)
 endif()
 
 macro(WRAP_ITK_PYTHON_BINDINGS_INSTALL path)
-  install(FILES ${ARGN} DESTINATION "${PY_SITE_PACKAGES_PATH}/${path}")
+  install(FILES ${ARGN}
+    DESTINATION "${PY_SITE_PACKAGES_PATH}/${path}"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
 endmacro()
 
 
@@ -433,7 +436,10 @@ macro(itk_end_wrap_module_python)
     target_link_libraries(${lib} ${WRAPPER_LIBRARY_NAME}Explicit)
     add_dependencies(${lib} ${WRAPPER_LIBRARY_NAME}Explicit)
   endif()
-  install(TARGETS "${lib}" DESTINATION "${PY_SITE_PACKAGES_PATH}/itk")
+  install(TARGETS "${lib}"
+    DESTINATION "${PY_SITE_PACKAGES_PATH}/itk"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
   if(NOT EXTERNAL_WRAP_ITK_PROJECT)
     # don't depends on the targets from wrapitk in external projects
     foreach(dep ${WRAPPER_LIBRARY_DEPENDS})

Wrapping/Generators/Ruby/CMakeLists.txt

@@ -132,7 +132,10 @@ macro(itk_end_wrap_module_ruby)
   endif()
   target_link_libraries(${lib} ${WRAPPER_LIBRARY_LINK_LIBRARIES} ${RUBY_LIBRARY})
   add_dependencies(${lib} ${WRAPPER_LIBRARY_NAME}Swig)
-  install(TARGETS "${lib}" DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Ruby")
+  install(TARGETS "${lib}"
+    DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Ruby"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
   if(NOT EXTERNAL_WRAP_ITK_PROJECT)
     # don't depends on the targets from wrapitk in external projects
     foreach(dep ${WRAPPER_LIBRARY_DEPENDS})

Wrapping/Generators/Tcl/CMakeLists.txt

@@ -113,7 +113,10 @@ macro(itk_end_wrap_module_tcl)
     target_link_libraries(${lib} ${WRAPPER_LIBRARY_NAME}Explicit)
   endif()
   add_dependencies(${lib} ${WRAPPER_LIBRARY_NAME}Swig)
-  install(TARGETS "${lib}" DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Tcl")
+  install(TARGETS "${lib}"
+    DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Tcl"
+    COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
+    )
   if(NOT EXTERNAL_WRAP_ITK_PROJECT)
     # don't depends on the targets from wrapitk in external projects
     foreach(dep ${WRAPPER_LIBRARY_DEPENDS})
@@ -343,6 +346,7 @@ if(NOT EXTERNAL_WRAP_ITK_PROJECT)
                   ${ITK_WRAP_TCL_SOURCE_DIR}/itkdata.tcl
                   ${ITK_WRAP_TCL_SOURCE_DIR}/itkutils.tcl
                   DESTINATION "${ITK_INSTALL_LIBRARY_DIR}/ITK-${ITK_VERSION_MAJOR}.${ITK_VERSION_MINOR}/Tcl"
+                  COMPONENT ${WRAP_ITK_INSTALL_COMPONENT_IDENTIFIER}RuntimeLibraries
            )
 
   endmacro()