introduce cmake options to install and apply clang tidy conditionally

CMakeLists.txt

@@ -21,7 +21,13 @@ cmake_policy(SET CMP0068 NEW)
 set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
 set(BUILD_WITH_INSTALL_NAME_DIR ON)
 
-if (NOT DEFINED LF_REACTOR_CPP_SUFFIX)
+option(REACTOR_CPP_PRINT_STATISTICS "Print statistics after execution" OFF)
+option(REACTOR_CPP_TRACE "Enable tracing" OFF)
+option(REACTOR_CPP_VALIDATE "Enable runtime validation" ON)
+option(REACTOR_CPP_INSTALL "Install the reactor-cpp target" On)
+option(REACTOR_CPP_CLANG_TIDY "Enable building with clang-tidy " On)
+
+if (REACTOR_CPP_CLANG_TIDY AND NOT DEFINED LF_REACTOR_CPP_SUFFIX)
   find_program(CLANG_TIDY clang-tidy)
   if (CLANG_TIDY)
     set(CMAKE_CXX_CLANG_TIDY clang-tidy; -header-filter=reactor-cpp/\(.*\)\\.hh; -warnings-as-errors=*;)
@@ -43,9 +49,6 @@ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
   set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
 endif()
 
-option(REACTOR_CPP_PRINT_STATISTICS "Print statistics after execution" OFF)
-option(REACTOR_CPP_TRACE "Enable tracing" OFF)
-option(REACTOR_CPP_VALIDATE "Enable runtime validation" ON)
 if (NOT DEFINED REACTOR_CPP_LOG_LEVEL)
   set(REACTOR_CPP_LOG_LEVEL 3)
 endif()

lib/CMakeLists.txt

@@ -53,17 +53,19 @@ set_target_properties(${LIB_TARGET} PROPERTIES
     VERSION ${PROJECT_VERSION}
     SOVERSION 1)
 
-if(DEFINED LF_REACTOR_CPP_SUFFIX)
-  install(FILES "${PROJECT_BINARY_DIR}/include/reactor-cpp/config.hh" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${LIB_TARGET}/reactor-cpp")
-else()
-  install(FILES "${PROJECT_BINARY_DIR}/include/reactor-cpp/config.hh" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/reactor-cpp")
-endif()
+if(REACTOR_CPP_INSTALL)
+  if(DEFINED LF_REACTOR_CPP_SUFFIX)
+    install(FILES "${PROJECT_BINARY_DIR}/include/reactor-cpp/config.hh" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${LIB_TARGET}/reactor-cpp")
+  else()
+    install(FILES "${PROJECT_BINARY_DIR}/include/reactor-cpp/config.hh" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/reactor-cpp")
+  endif()
 
-install(TARGETS ${LIB_TARGET} EXPORT ${LIB_TARGET}Config
-    ARCHIVE  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
-    LIBRARY  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
-    RUNTIME  DESTINATION "${CMAKE_INSTALL_BINDIR}" OPTIONAL)
+  install(TARGETS ${LIB_TARGET} EXPORT ${LIB_TARGET}Config
+      ARCHIVE  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
+      LIBRARY  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
+      RUNTIME  DESTINATION "${CMAKE_INSTALL_BINDIR}" OPTIONAL)
 
-install(EXPORT ${LIB_TARGET}Config DESTINATION share/${LIB_TARGET}/cmake)
+  install(EXPORT ${LIB_TARGET}Config DESTINATION share/${LIB_TARGET}/cmake)
 
-export(TARGETS ${PROJECT_NAME} FILE ${LIB_TARGET}Config.cmake)
+  export(TARGETS ${PROJECT_NAME} FILE ${LIB_TARGET}Config.cmake)
+endif()