Tweaking visibility of C variables/functions.
#define RBIMPL_SYMBOL_EXPORT_END()
Counterpart of RBIMPL_SYMBOL_EXPORT_BEGIN.
#define RBIMPL_SYMBOL_EXPORT_BEGIN()
Shortcut macro equivalent to RUBY_SYMBOL_EXPORT_BEGIN extern "C" {.
void rb_gc_register_address(VALUE *valptr)
Inform the garbage collector that valptr points to a live Ruby object that should not be moved.
void rb_gc_unregister_address(VALUE *valptr)
Inform the garbage collector that a pointer previously passed to rb_gc_register_address() no longer p...
void rb_gc_register_mark_object(VALUE object)
Inform the garbage collector that object is a live Ruby object that should not be moved.