Ruby: include/ruby/internal/attr/weakref.h Source File

Ruby 3.4.5p51 (2025-07-16 revision 20cda200d3ce092571d0b5d342dadca69636cb0f)

weakref.h
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1#ifndef RBIMPL_ATTR_WEAKREF_H /*-*-C++-*-vi:se ft=cpp:*/
2#define RBIMPL_ATTR_WEAKREF_H
23#include "ruby/internal/has/attribute.h"
24
26#if RBIMPL_HAS_ATTRIBUTE(weakref)
27# define RBIMPL_ATTR_WEAKREF(sym) __attribute__((__weakref__(# sym)))
28#else
29# define RBIMPL_ATTR_WEAKREF(sym) /* void */
30#endif
31
32#endif /* RBIMPL_ATTR_WEAKREF_H */
attribute.h
Defines RBIMPL_HAS_ATTRIBUTE.