Export CXX standard config

This should rather be solved in the build environment, which is work on
the todo list.

CMakeLists.txt

@@ -16,8 +16,8 @@ include(FairLoggerLib)
 set_fairlogger_cmake_policies()
 get_git_version(OUTVAR_PREFIX FairLogger)
 
-project(FairLogger VERSION ${FairLogger_VERSION} LANGUAGES CXX)
-message("${BWhite}${PROJECT_NAME}${CR} ${FairLogger_GIT_VERSION} from ${FairLogger_DATE}")
+project(FairLogger VERSION ${FairLogger_VERSION} LANGUAGES C CXX)
+message(STATUS "${BWhite}${PROJECT_NAME}${CR} ${FairLogger_GIT_VERSION} from ${FairLogger_DATE}")
 
 set_fairlogger_defaults()
 
@@ -40,7 +40,11 @@ add_library(FairLogger SHARED
 target_include_directories(FairLogger
     PUBLIC
     $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/logger>
-    $<INSTALL_INTERFACE:include>
+    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+set_target_properties(FairLogger PROPERTIES
+  VERSION ${PROJECT_VERSION}
+  SOVERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}"
 )
 
 if(BUILD_TESTING)
@@ -84,14 +88,14 @@ endif()
 
 
 # Summary ######################################################################
-message("  ")
-message("  ${Cyan}COMPONENT  BUILT?  INFO${CR}")
-message("  ${BWhite}library${CR}     ${BGreen}YES${CR}    (default, always built)")
+message(STATUS "  ")
+message(STATUS "  ${Cyan}COMPONENT  BUILT?  INFO${CR}")
+message(STATUS "  ${BWhite}library${CR}     ${BGreen}YES${CR}    (default, always built)")
 if(BUILD_TESTING)
   set(testing_summary "${BGreen}YES${CR}    (default, disable with ${BMagenta}-DBUILD_TESTING=OFF${CR})")
 else()
   set(testing_summary "${BRed} NO${CR}    (enable with ${BMagenta}-DBUILD_TESTING=ON${CR})")
 endif()
-message("  ${BWhite}tests${CR}       ${testing_summary}")
-message("  ")
+message(STATUS "  ${BWhite}tests${CR}       ${testing_summary}")
+message(STATUS "  ")
 ################################################################################

cmake/FairLoggerConfig.cmake.in

@@ -16,9 +16,12 @@ set(FairLogger_GIT_VERSION @FairLogger_GIT_VERSION@)
 
 set_and_check(FairLogger_ROOT @PACKAGE_CMAKE_INSTALL_PREFIX@)
 set_and_check(FairLogger_BINDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@FairLogger_INSTALL_BINDIR@)
-set_and_check(FairLogger_INCDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@FairLogger_INSTALL_INCDIR@)
+set_and_check(FairLogger_INCDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_INCLUDEDIR@)
 set_and_check(FairLogger_LIBDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@FairLogger_INSTALL_LIBDIR@)
-set_and_check(FairLogger_DATADIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@FairLogger_INSTALL_DATADIR@)
+
+set(@PROJECT_NAME@_CXX_STANDARD_REQUIRED @CMAKE_CXX_STANDARD_REQUIRED@)
+set(@PROJECT_NAME@_CXX_STANDARD @CMAKE_CXX_STANDARD@)
+set(@PROJECT_NAME@_CXX_EXTENSIONS @CMAKE_CXX_EXTENSIONS@)
 
 ### Import targets
 include(@PACKAGE_CMAKE_INSTALL_PREFIX@/@PACKAGE_INSTALL_DESTINATION@/FairLoggerTargets.cmake)

cmake/FairLoggerLib.cmake

@@ -35,7 +35,9 @@ endif()
 macro(set_fairlogger_cmake_policies)
   # Find more details to each policy with cmake --help-policy CMPXXXX
   foreach(policy
+    CMP0025 # Compiler id for Apple Clang is now AppleClang.
     CMP0028 # Double colon in target name means ALIAS or IMPORTED target.
+    CMP0042 # MACOSX_RPATH is enabled by default.
     CMP0048 # The ``project()`` command manages VERSION variables.
     CMP0054 # Only interpret ``if()`` arguments as variables or keywords when unquoted.
   )
@@ -132,6 +134,13 @@ macro(set_fairlogger_defaults)
   set(FairLogger_INSTALL_INCDIR ${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME_LOWER})
   set(FairLogger_INSTALL_DATADIR ${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME_LOWER})
 
+  # https://cmake.org/Wiki/CMake_RPATH_handling#Always_full_RPATH
+  set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+  list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_LIBDIR}" isSystemDir)
+  if("${isSystemDir}" STREQUAL "-1")
+    set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_LIBDIR}")
+  endif()
+
   # Define export set, only one for now
   set(FairLogger_EXPORT_SET ${PROJECT_NAME}Targets)
 endmacro()

logger/Version.h.in

@@ -10,7 +10,6 @@
 
 #define FAIRLOGGER_VERSION "@PROJECT_VERSION@"
 #define FAIRLOGGER_VERSION_DEC (@PROJECT_VERSION_MAJOR@ * 10000) + (@PROJECT_VERSION_MINOR@ * 100) + @PROJECT_VERSION_PATCH@
-#define FAIRLOGGER_VERSION_HEX (@PROJECT_VERSION_MAJOR@ << 16) + (@PROJECT_VERSION_MINOR@ << 8) + @PROJECT_VERSION_PATCH@
 #define FAIRLOGGER_VERSION_MAJOR @PROJECT_VERSION_MAJOR@
 #define FAIRLOGGER_VERSION_MINOR @PROJECT_VERSION_MINOR@
 #define FAIRLOGGER_VERSION_PATCH @PROJECT_VERSION_PATCH@