Support for swig 4.1.0

In swig 4.1.0, the complicated handling of "SWIG_V8_VERSION" has been cleaned up a bit. I made the same changes as in this swig.

Signed-off-by: Hirokazu MORIKAWA <[email protected]>

CMakeLists.txt

@@ -272,7 +272,9 @@ if (CMAKE_VERSION VERSION_LESS "3.1")
   endif()
 else()
   # 3.1+ uses this generic method to enable c++11
-  set (CMAKE_CXX_STANDARD 11)
+  if(NOT "${CMAKE_CXX_STANDARD}")
+    set (CMAKE_CXX_STANDARD 11)
+  endif ()
   set (CXX_STANDARD_REQUIRED ON)
   set (CXX_EXTENSIONS OFF)
 endif()

src/carrays_uint32_t.i

@@ -24,7 +24,11 @@
 %typemap(in) uint32_t {
   int ecode2 = 0 ;
   if (($input)->IsInt32())
+%#if (V8_MAJOR_VERSION-0) < 7
     $1 = ($input)->Uint32Value();
+%#else
+    $1 = ($input)->Uint32Value(SWIGV8_CURRENT_CONTEXT()).FromJust();
+%#endif
   else
     SWIG_exception_fail(SWIG_ArgError(ecode2), "failed to convert uint32");
 }

src/common_top.i

@@ -27,7 +27,7 @@ void cleanUp()
     /* Call the v8 garbage collector as long as there is memory to clean up
      * See https://codereview.chromium.org/412163003 for this API change
      */
-#if (SWIG_V8_VERSION < 0x032838)
+#if (V8_MAJOR_VERSION-0) < 4 && (SWIG_V8_VERSION < 0x032838)
     while (!v8::V8::IdleNotificationDeadline())
 #else
     while (!v8::Isolate::GetCurrent()->IdleNotificationDeadline(1000))