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128 lines (97 loc) · 2.75 KB
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Copy pathcompat.h
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128 lines (97 loc) · 2.75 KB
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/*
* MessagePack for Ruby
*
* Copyright (C) 2008-2012 FURUHASHI Sadayuki
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MSGPACK_RUBY_COMPAT_H__
#define MSGPACK_RUBY_COMPAT_H__
#include "ruby.h"
#if defined(HAVE_RUBY_ST_H)
#include "ruby/st.h" // ruby hash on Ruby 1.9
#elif defined(HAVE_ST_H)
#include "st.h" // ruby hash on Ruby 1.8
#endif
#ifdef HAVE_RUBY_ENCODING_H
#include "ruby/encoding.h"
#define COMPAT_HAVE_ENCODING
extern int s_enc_utf8;
extern int s_enc_ascii8bit;
extern int s_enc_usascii;
extern VALUE s_enc_utf8_value;
#endif
/* Rubinius and JRuby */
#if defined(RUBINIUS) || defined(JRUBY)
#define DISABLE_STR_NEW_MOVE
#endif
/* MRI 1.9 */
#if defined(RUBY_VM)
/* if FL_ALL(str, FL_USER1|FL_USER3) == STR_ASSOC_P(str) returns true, rb_str_dup will copy the string */
#define STR_DUP_LIKELY_DOES_COPY(str) FL_ALL(str, FL_USER1|FL_USER3)
/* Rubinius and JRuby */
#elif defined(RUBINIUS) || defined(JRUBY)
#define STR_DUP_LIKELY_DOES_COPY(str) (1)
#else
/* MRI 1.8 */
#define STR_DUP_LIKELY_DOES_COPY(str) (!FL_TEST(str, ELTS_SHARED))
#endif
/* MacRuby */
#if defined(__MACRUBY__)
#undef COMPAT_HAVE_ENCODING
#endif
/* MRI 1.8 */
#ifndef SIZET2NUM
#define SIZET2NUM(v) ULL2NUM(v)
#endif
/* MRI 1.9 */
#if defined(RUBY_VM)
#define COMPAT_RERAISE rb_exc_raise(rb_errinfo())
/* JRuby */
#elif defined(JRUBY)
#define COMPAT_RERAISE rb_exc_raise(rb_gv_get("$!"))
/* MRI 1.8 and Rubinius */
#else
#define COMPAT_RERAISE rb_exc_raise(ruby_errinfo)
#endif
#ifndef RBIGNUM_POSITIVE_P
/* Rubinius */
#if defined(RUBINIUS)
#define RBIGNUM_POSITIVE_P(b) (rb_funcall(b, rb_intern(">="), 1, INT2FIX(0)) == Qtrue)
/* JRuby */
#elif defined(JRUBY)
#define RBIGNUM_POSITIVE_P(b) (rb_funcall(b, rb_intern(">="), 1, INT2FIX(0)) == Qtrue)
#define rb_big2ull(b) rb_num2ull(b)
/*#define rb_big2ll(b) rb_num2ll(b)*/
/* MRI 1.8 */
#else
#define RBIGNUM_POSITIVE_P(b) (RBIGNUM(b)->sign)
#endif
#endif
/* MRI 1.8.5 */
#ifndef RSTRING_PTR
#define RSTRING_PTR(s) (RSTRING(s)->ptr)
#endif
/* MRI 1.8.5 */
#ifndef RSTRING_LEN
#define RSTRING_LEN(s) (RSTRING(s)->len)
#endif
/* MRI 1.8.5 */
#ifndef RARRAY_PTR
#define RARRAY_PTR(s) (RARRAY(s)->ptr)
#endif
/* MRI 1.8.5 */
#ifndef RARRAY_LEN
#define RARRAY_LEN(s) (RARRAY(s)->len)
#endif
#endif