+
+ if (DOXYGEN_FOUND)
+ # If we find doxygen and we want to enable doxygen by default create a
+ # global aggregate doxygen target for generating llvm and any/all
+ # subprojects doxygen documentation.
+ if (LLVM_BUILD_DOCS)
+ add_custom_target(doxygen ALL)
+ endif()
+
+ option(LLVM_DOXYGEN_EXTERNAL_SEARCH "Enable doxygen external search." OFF)
+ if (LLVM_DOXYGEN_EXTERNAL_SEARCH)
+ set(LLVM_DOXYGEN_SEARCHENGINE_URL "" CACHE STRING "URL to use for external searhc.")
+ set(LLVM_DOXYGEN_SEARCH_MAPPINGS "" CACHE STRING "Doxygen Search Mappings")
+ endif()
+ endif()