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ruby31
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backward
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r_cast.h
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#ifndef RUBY_BACKWARD2_R_CAST_H /*-*-C++-*-vi:se ft=cpp:*/ #define RUBY_BACKWARD2_R_CAST_H /** * @author Ruby developers <ruby-core@ruby-lang.org> * @copyright This file is a part of the programming language Ruby. * Permission is hereby granted, to either redistribute and/or * modify this file, provided that the conditions mentioned in the * file COPYING are met. Consult the file for details. * @warning Symbols prefixed with either `RBIMPL` or `rbimpl` are * implementation details. Don't take them as canon. They could * rapidly appear then vanish. The name (path) of this header file * is also an implementation detail. Do not expect it to persist * at the place it is now. Developers are free to move it anywhere * anytime at will. * @note To ruby-core: remember that this header can be possibly * recursively included from extension libraries written in C++. * Do not expect for instance `__VA_ARGS__` is always available. * We assume C99 for ruby itself but we don't assume languages of * extension libraries. They could be written in C++98. * @brief Defines old R_CAST * * Nobody is actively using this macro. */ #define R_CAST(st) (struct st*) #define RMOVED(obj) (R_CAST(RMoved)(obj)) #if defined(__GNUC__) # warning R_CAST and RMOVED are deprecated #elif defined(_MSC_VER) # pragma message("warning: R_CAST and RMOVED are deprecated") #endif #endif /* RUBY_BACKWARD2_R_CAST_H */