Corrected subsystem link flags for MinGW.

CMakeLists.txt

@@ -324,6 +324,22 @@ if (WIN32)
     set_target_properties(openmw PROPERTIES COMPILE_DEFINITIONS_RELEASE "_CONSOLE")
     set_target_properties(openmw PROPERTIES LINK_FLAGS_MINSIZEREL "/SUBSYSTEM:CONSOLE")
   endif(MSVC)
+
+  # Same for MinGW
+  if (MINGW)
+    if (USE_DEBUG_CONSOLE)
+      set_target_properties(openmw PROPERTIES LINK_FLAGS_DEBUG "-Wl,-subsystem,console")
+      set_target_properties(openmw PROPERTIES LINK_FLAGS_RELWITHDEBINFO "-Wl,-subsystem,console")
+      set_target_properties(openmw PROPERTIES COMPILE_DEFINITIONS_DEBUG "_CONSOLE")
+    else(USE_DEBUG_CONSOLE)
+      set_target_properties(openmw PROPERTIES LINK_FLAGS_DEBUG "-Wl,-subsystem,windows")
+      set_target_properties(openmw PROPERTIES LINK_FLAGS_RELWITHDEBINFO "-Wl,-subsystem,windows")
+    endif(USE_DEBUG_CONSOLE)
+
+    set_target_properties(openmw PROPERTIES LINK_FLAGS_RELEASE "-Wl,-subsystem,console")
+    set_target_properties(openmw PROPERTIES LINK_FLAGS_MINSIZEREL "-Wl,-subsystem,console")
+    set_target_properties(openmw PROPERTIES COMPILE_DEFINITIONS_RELEASE "_CONSOLE")
+  endif(MINGW)
   
   # TODO: At some point release builds should not use the console but rather write to a log file
   #set_target_properties(openmw PROPERTIES LINK_FLAGS_RELEASE "/SUBSYSTEM:WINDOWS")