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ruby--ruby/include/ruby/internal/compiler_since.h
卜部昌平 94e5953b48 sed -i 's/. They/. They/'
Truly editorial fix for comments.  This works better with Emacs'
set-justification-full function. [ci skip]
2021-09-10 20:00:06 +09:00

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C++

#ifndef RBIMPL_COMPILER_SINCE_H /*-*-C++-*-vi:se ft=cpp:*/
#define RBIMPL_COMPILER_SINCE_H
/**
* @file
* @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 #RBIMPL_COMPILER_SINCE.
*/
#include "ruby/internal/compiler_is.h"
/**
* @brief Checks if the compiler is of given brand and is newer than or equal
* to the passed version.
* @param cc Compiler brand, like `MSVC`.
* @param x Major version.
* @param y Minor version.
* @param z Patchlevel.
* @retval true cc >= x.y.z.
* @retval false otherwise.
*/
#define RBIMPL_COMPILER_SINCE(cc, x, y, z) \
(RBIMPL_COMPILER_IS(cc) && \
((RBIMPL_COMPILER_VERSION_MAJOR > (x)) || \
((RBIMPL_COMPILER_VERSION_MAJOR == (x)) && \
((RBIMPL_COMPILER_VERSION_MINOR > (y)) || \
((RBIMPL_COMPILER_VERSION_MINOR == (y)) && \
(RBIMPL_COMPILER_VERSION_PATCH >= (z)))))))
/**
* @brief Checks if the compiler is of given brand and is older than the
* passed version.
* @param cc Compiler brand, like `MSVC`.
* @param x Major version.
* @param y Minor version.
* @param z Patchlevel.
* @retval true cc < x.y.z.
* @retval false otherwise.
*/
#define RBIMPL_COMPILER_BEFORE(cc, x, y, z) \
(RBIMPL_COMPILER_IS(cc) && \
((RBIMPL_COMPILER_VERSION_MAJOR < (x)) || \
((RBIMPL_COMPILER_VERSION_MAJOR == (x)) && \
((RBIMPL_COMPILER_VERSION_MINOR < (y)) || \
((RBIMPL_COMPILER_VERSION_MINOR == (y)) && \
(RBIMPL_COMPILER_VERSION_PATCH < (z)))))))
#endif /* RBIMPL_COMPILER_SINCE_H */