Install files form extras-standard subdirs

CMakeLists.txt

@@ -65,6 +65,7 @@ list(INSERT CMAKE_MODULE_PATH 0 "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 include(GNUInstallDirs)
 include(CheckIncludeFiles)
 include(rpath)
+include(install_to_extras_subdir)
 if (NOT MSVC)
   include(cotire)
 else()

cmake/install_to_extras_subdir.cmake

@@ -0,0 +1,15 @@
+macro(install_to_extras_subdir)
+  if(${ARGC} LESS 3)
+    message(FATAL_ERROR "install_to_extras_subdir requires at least 3 arguments")
+  endif()
+
+  set(__datadir   ${ARGV0})
+  set(__subsubdir ${ARGV1})
+  set(__sources   ${ARGV})
+  list(REMOVE_AT __sources 0 1)
+
+  foreach(file ${__sources})
+    get_filename_component(dir ${file} DIRECTORY)
+    install(FILES ${file} DESTINATION "${__datadir}/extras-standard/${__subsubdir}/${dir}" )
+  endforeach()
+endmacro()

extras-standard/cassini/CMakeLists.txt

@@ -8,4 +8,4 @@ set(CASSINI_SOURCES
   models/huygens.3ds
 )
 
-install(FILES ${CASSINI_SOURCES} DESTINATION "${DATADIR}/extras-standard/cassini")
+install_to_extras_subdir("${DATADIR}" cassini ${CASSINI_SOURCES})

extras-standard/galileo/CMakeLists.txt

@@ -5,4 +5,4 @@ set(GALILEO_SOURCES
   models/galileo.3ds
 )
 
-install(FILES ${GALILEO_SOURCES} DESTINATION "${DATADIR}/extras-standard/galileo")
+install_to_extras_subdir("${DATADIR}" galileo ${GALILEO_SOURCES})

extras-standard/hubble/CMakeLists.txt

@@ -3,4 +3,4 @@ set(HUBBLE_SOURCES
   models/hubble.cmod
 )
 
-install(FILES ${HUBBLE_SOURCES} DESTINATION "${DATADIR}/extras-standard/hubble")
+install_to_extras_subdir("${DATADIR}" hubble ${HUBBLE_SOURCES})

extras-standard/iss/CMakeLists.txt

@@ -39,4 +39,4 @@ set(ISS_SOURCES
   models/iss.cmod
 )
 
-install(FILES ${ISS_SOURCES} DESTINATION "${DATADIR}/extras-standard/iss")
+install_to_extras_subdir("${DATADIR}" iss ${ISS_SOURCES})

extras-standard/mir/CMakeLists.txt

@@ -3,4 +3,4 @@ set(MIR_SOURCES
   mir.ssc
 )
 
-install(FILES ${EXTRA_MIR_SOURCES} DESTINATION "${DATADIR}/extras-standard/mir")
+install_to_extras_subdir("${DATADIR}" mir ${MIR_SOURCES})