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Editing: size_t.h
#ifndef RBIMPL_ARITHMETIC_SIZE_T_H /*-*-C++-*-vi:se ft=cpp:*/ #define RBIMPL_ARITHMETIC_SIZE_T_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 Arithmetic conversion between C's `size_t` and Ruby's. */ #include "ruby/internal/config.h" #include "ruby/internal/arithmetic/int.h" #include "ruby/internal/arithmetic/long.h" #include "ruby/internal/arithmetic/long_long.h" #include "ruby/backward/2/long_long.h" #if defined(__DOXYGEN__) # /** Converts a C's `size_t` into an instance of ::rb_cInteger. */ # define RB_SIZE2NUM RB_ULONG2NUM # /** Converts a C's `ssize_t` into an instance of ::rb_cInteger. */ # define RB_SSIZE2NUM RB_LONG2NUM #elif SIZEOF_SIZE_T == SIZEOF_LONG_LONG # define RB_SIZE2NUM RB_ULL2NUM # define RB_SSIZE2NUM RB_LL2NUM #elif SIZEOF_SIZE_T == SIZEOF_LONG # define RB_SIZE2NUM RB_ULONG2NUM # define RB_SSIZE2NUM RB_LONG2NUM #else # define RB_SIZE2NUM RB_UINT2NUM # define RB_SSIZE2NUM RB_INT2NUM #endif #if defined(__DOXYGEN__) # /** Converts an instance of ::rb_cInteger into C's `size_t`. */ # define RB_NUM2SIZE RB_NUM2ULONG # /** Converts an instance of ::rb_cInteger into C's `ssize_t`. */ # define RB_NUM2SSIZE RB_NUM2LONG #elif SIZEOF_SIZE_T == SIZEOF_LONG_LONG # define RB_NUM2SIZE RB_NUM2ULL # define RB_NUM2SSIZE RB_NUM2LL #elif SIZEOF_SIZE_T == SIZEOF_LONG # define RB_NUM2SIZE RB_NUM2ULONG # define RB_NUM2SSIZE RB_NUM2LONG #else # define RB_NUM2SIZE RB_NUM2UINT # define RB_NUM2SSIZE RB_NUM2INT #endif #define NUM2SIZET RB_NUM2SIZE /**< @old{RB_NUM2SIZE} */ #define SIZET2NUM RB_SIZE2NUM /**< @old{RB_SIZE2NUM} */ #define NUM2SSIZET RB_NUM2SSIZE /**< @old{RB_NUM2SSIZE} */ #define SSIZET2NUM RB_SSIZE2NUM /**< @old{RB_SSIZE2NUM} */ #endif /* RBIMPL_ARITHMETIC_SIZE_T_H */
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