Make the hotbackup library link up

CMakeLists.txt

@@ -67,3 +67,4 @@ install(
 
 ## build tags
 include(TokuBuildTagDatabases)
+

cmake_modules/TokuThirdParty.cmake

@@ -105,3 +105,25 @@ add_library(lzma STATIC IMPORTED)
 set_target_properties(lzma PROPERTIES IMPORTED_LOCATION
   "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/xz/lib/liblzma.a")
 add_dependencies(lzma build_lzma)
+
+## add backup_enterprise with an external project
+set(HOTBACKUP_SOURCE_DIR "${TokuDB_SOURCE_DIR}/third_party/backup-enterprise/backup" CACHE FILEPATH "Where to find backup enterprise sources.")
+if (EXISTS "${HOTBACKUP_SOURCE_DIR}/CMakeLists.txt")
+  set(hotbackup_configure_opts "CC=${CMAKE_C_COMPILER}" "CXX=${CMAKE_CXX_COMPILER}")
+  ExternalProject_Add(backup-enterprise
+        PREFIX backup-enterprise
+        SOURCE_DIR "${HOTBACKUP_SOURCE_DIR}"
+        #INSTALL_DIR "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/backup-enterprise"
+        CMAKE_ARGS
+          -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
+          -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+   )
+#  ExternalProject_Add_Step(backup-enterprise
+#        COMMAND cp "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/libHotBackup.so" 
+  add_library(HotBackup SHARED IMPORTED GLOBAL)
+  set_property(TARGET HotBackup PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/backup-enterprise/lib/libHotBackup.so)
+#  set_target_properties(HotBackup PROPERTIES IMPORTED_LOCATION
+#       "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib/libHotBackup.so")
+  install(DIRECTORY "${install_dir}/lib" DESTINATION .
+          COMPONENT tokukv_libs_extra)
+endif ()
\ No newline at end of file

src/tests/CMakeLists.txt

@@ -390,6 +390,12 @@ if(BUILD_TESTING OR BUILD_SRC_TESTS)
     add_space_separated_property(TARGET ${base}.tdb COMPILE_FLAGS -fvisibility=hidden)
   endforeach(bin)
 
+
+  foreach(bin ${tdb_bins})
+     get_filename_component(base ${bin} NAME_WE)
+     target_link_libraries(${base}.tdb HotBackup)
+  endforeach(bin)
+
   if(BDB_FOUND)
     foreach(bin ${bdb_bins})
       get_filename_component(base ${bin} NAME_WE)