Add (and use) the SWIG_POINTER_EXCEPTION and SWIG_POINTER_DISOWN flags

for the Ruby runtime support. Have not actually implemented support for
"disowning" Ruby pointers yet.


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5122 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Lib/ruby/rubydef.swg

@@ -100,14 +100,14 @@ SWIG_ConvertPtr(VALUE obj, void **ptr, swig_type_info *ty, int flags)
         }
     }
     if ((c = SWIG_MangleStr(obj)) == NULL) {
-      if (flags)
+      if (flags & SWIG_POINTER_EXCEPTION)
         rb_raise(rb_eTypeError, "Expected %s", ty->str);
       else
         return -1;
     }
     tc = SWIG_TypeCheck(c, ty);
     if (!tc) {
-      if (flags)
+      if (flags & SWIG_POINTER_EXCEPTION)
         rb_raise(rb_eTypeError, "Expected %s", ty->str);
       else
         return -1;

Lib/ruby/rubyhead.swg

@@ -4,6 +4,10 @@
 
 #include "ruby.h"
 
+/* Flags for pointer conversion */
+#define SWIG_POINTER_EXCEPTION     0x1
+#define SWIG_POINTER_DISOWN        0x2
+
 #define NUM2USHRT(n) (\
     (0 <= NUM2UINT(n) && NUM2UINT(n) <= USHRT_MAX)\
     ? (unsigned short) NUM2UINT(n) \