Fix build issues

CMakeLists.txt

@@ -26,24 +26,24 @@ else()
 endif(STUD_UUID_STATIC)
 
 if(WIN32)
-    set(sources ${sources} libstud/uuid/uuid-windows.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-windows.cxx)
     target_link_libraries(stud-uuid rpcrt4.lib)
 elseif(APPLE)
-    set(sources ${sources} libstud/uuid/uuid-macos.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-macos.cxx)
     target_link_libraries(stud-uuid "-framework CoreFoundation")
 elseif(LINUX)
-    set(sources ${sources} libstud/uuid/uuid-linux.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-linux.cxx)
     #target_link_libraries(stud-uuid ld)
 elseif (CMAKE_SYSTEM_NAME MATCHES "FreeBSD" OR CMAKE_SYSTEM_NAME MATCHES "NetBSD")
     set(FREEBSD TRUE)
     set(BSD TRUE)
-    set(sources ${sources} libstud/uuid/uuid-freebsd.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-freebsd.cxx)
 elseif (CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
     set(OPENBSD TRUE)
     set(BSD TRUE)
-    set(sources ${sources} libstud/uuid/uuid-openbsd.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-openbsd.cxx)
 elseif (EMSCRIPTEN)
-    set(sources ${sources} libstud/uuid/uuid-emscripten.cxx)
+    target_sources(stud-uuid PRIVATE libstud/uuid/uuid-emscripten.cxx)
 else()
     message(FATAL_ERROR "Target platform is not supported.")
 endif()

libstud/uuid/uuid.hxx

@@ -6,7 +6,6 @@
 #include <functional> // hash
 
 #include <libstud/uuid/export.hxx>
-#include <libstud/uuid/version.hxx>
 
 #ifdef _WIN32
 struct _GUID; // GUID and UUID.