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//proc/self/root/opt/alt/ruby30/include/ruby/internal/core/rhash.h
#ifndef RBIMPL_RHASH_H /*-*-C++-*-vi:se ft=cpp:*/ #define RBIMPL_RHASH_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 Routines to manipulate struct ::RHash. * * Shyouhei really suffered agnish over placement of macros in this file. They * are half-brken. The situation (as of wriring) is: * * - #RHASH_TBL: works. * - #RHASH_ITER_LEV: compile-time error. * - #RHASH_IFNONE: compile-time error. * - #RHASH_SIZE: works. * - #RHASH_EMPTY_P: works. * - #RHASH_SET_IFNONE: works (why... given you cannot query). * * Shyouhei stopped thinking. Let them be as is. */ #include "ruby/internal/config.h" #ifdef STDC_HEADERS # include <stddef.h> #endif #include "ruby/internal/dllexport.h" #include "ruby/internal/value.h" #if !defined RUBY_EXPORT && !defined RUBY_NO_OLD_COMPATIBILITY # include "ruby/backward.h" #endif #define RHASH_TBL(h) rb_hash_tbl(h, __FILE__, __LINE__) #define RHASH_ITER_LEV(h) rb_hash_iter_lev(h) #define RHASH_IFNONE(h) rb_hash_ifnone(h) #define RHASH_SIZE(h) rb_hash_size_num(h) #define RHASH_EMPTY_P(h) (RHASH_SIZE(h) == 0) #define RHASH_SET_IFNONE(h, ifnone) rb_hash_set_ifnone((VALUE)h, ifnone) struct st_table; /* in ruby/st.h */ RBIMPL_SYMBOL_EXPORT_BEGIN() size_t rb_hash_size_num(VALUE hash); struct st_table *rb_hash_tbl(VALUE, const char *file, int line); VALUE rb_hash_set_ifnone(VALUE hash, VALUE ifnone); RBIMPL_SYMBOL_EXPORT_END() #endif /* RBIMPL_RHASH_H */
