From 9e6e39c3512f7a962c44dc3729c98a0f8be90341 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?= Date: Wed, 8 Apr 2020 13:28:13 +0900 Subject: Merge pull request #2991 from shyouhei/ruby.h Split ruby.h --- include/ruby/3/intern/random.h | 45 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 include/ruby/3/intern/random.h (limited to 'include/ruby/3/intern/random.h') diff --git a/include/ruby/3/intern/random.h b/include/ruby/3/intern/random.h new file mode 100644 index 0000000000..8493cf1d7d --- /dev/null +++ b/include/ruby/3/intern/random.h @@ -0,0 +1,45 @@ +/** \noop-*-C++-*-vi:ft=cpp + * @file + * @author Ruby developers + * @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 MT19937 backended pseudo random number generator. + * @see Matsumoto, M., Nishimura, T., "Mersenne Twister: A 623- + * dimensionally equidistributed uniform pseudorandom number + * generator", ACM Trans. on Modeling and Computer Simulation, 8 + * (1): pp 3-30, 1998. https://doi.org/10.1145/272991.272995 + */ +#ifndef RUBY3_INTERN_RANDOM_H +#define RUBY3_INTERN_RANDOM_H +#include "ruby/3/dllexport.h" +#include "ruby/3/value.h" + +RUBY3_SYMBOL_EXPORT_BEGIN() + +/* random.c */ +unsigned int rb_genrand_int32(void); +double rb_genrand_real(void); +void rb_reset_random_seed(void); +VALUE rb_random_bytes(VALUE rnd, long n); +VALUE rb_random_int(VALUE rnd, VALUE max); +unsigned int rb_random_int32(VALUE rnd); +double rb_random_real(VALUE rnd); +unsigned long rb_random_ulong_limited(VALUE rnd, unsigned long limit); +unsigned long rb_genrand_ulong_limited(unsigned long i); + +RUBY3_SYMBOL_EXPORT_END() + +#endif /* RUBY3_INTERN_RANDOM_H */ -- cgit v1.2.3