[CMake] Added setup of CMAKE_BUILD_RPATH.

Should fix runtime issues with mfront dylibs.

scripts/cmake/ProjectSetup.cmake

@@ -26,7 +26,15 @@ set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR})
 
+# RPATH setup
 set(CMAKE_MACOSX_RPATH 1)
+if(APPLE)
+    set(CMAKE_BUILD_RPATH "@executable_path/../${CMAKE_INSTALL_LIBDIR}")
+    set(CMAKE_INSTALL_RPATH "@executable_path/../${CMAKE_INSTALL_LIBDIR}")
+else()
+    set(CMAKE_BUILD_RPATH "$ORIGIN/../${CMAKE_INSTALL_LIBDIR}")
+    set(CMAKE_INSTALL_RPATH "$ORIGIN/../${CMAKE_INSTALL_LIBDIR}")
+endif()
 
 if(NOT IS_GIT_REPO)
     return()

scripts/cmake/packaging/PackagingLinux.cmake

 set(CPACK_GENERATOR TGZ)
-# Adds the binaries location to the LD_LIBRARY_PATH
-SET(CMAKE_INSTALL_RPATH "$ORIGIN/../${CMAKE_INSTALL_LIBDIR}")
 
 if(MODULE_CMD)
     message(STATUS "Found module cmd -> writing module file.")

scripts/cmake/packaging/PackagingMac.cmake

@@ -13,8 +13,6 @@ set(CPACK_DMG_FORMAT "UDBZ")
 set(CPACK_DMG_BACKGROUND_IMAGE ${PROJECT_SOURCE_DIR}/Documentation/OpenGeoSys-Logo.png)
 set(CPACK_DMG_DS_STORE ${PROJECT_SOURCE_DIR}/scripts/packaging/.DS_Store)
 
-SET(CMAKE_INSTALL_RPATH "@executable_path/../${CMAKE_INSTALL_LIBDIR}")
-
 if(OGS_USE_CONAN)
     file(GLOB MATCHED_FILES LIST_DIRECTORIES false "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/*.dylib*")
     install(FILES ${MATCHED_FILES} DESTINATION lib)