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/** \noop-*-C++-*-vi:ft=cpp
* @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 `RUBY3` or `ruby3` 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 Routines to manipulate struct ::RBignum.
*/
#ifndef RUBY3_RBIGNUM_H
#define RUBY3_RBIGNUM_H
#include "ruby/3/dllexport.h"
#include "ruby/3/value.h"
#include "ruby/3/value_type.h"
#include "ruby/3/stdbool.h"
#define RBIGNUM_SIGN rb_big_sign
/** @cond INTERNAL_MACRO */
#define RBIGNUM_POSITIVE_P RBIGNUM_POSITIVE_P
#define RBIGNUM_NEGATIVE_P RBIGNUM_NEGATIVE_P
/** @endcond */
RUBY3_SYMBOL_EXPORT_BEGIN()
int rb_big_sign(VALUE num);
RUBY3_SYMBOL_EXPORT_END()
static inline bool
RBIGNUM_POSITIVE_P(VALUE b) {
RUBY3_ASSERT_TYPE(b, RUBY_T_BIGNUM);
return RBIGNUM_SIGN(b);
}
static inline bool
RBIGNUM_NEGATIVE_P(VALUE b) {
RUBY3_ASSERT_TYPE(b, RUBY_T_BIGNUM);
return ! RBIGNUM_POSITIVE_P(b);
}
#endif /* RUBY3_RBIGNUM_H */
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