mirror of
https://github.com/ruby/ruby.git
synced 2026-08-12 08:20:37 +08:00
98 lines
2.0 KiB
C++
98 lines
2.0 KiB
C++
#ifndef _JSON_H_
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#define _JSON_H_
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#include "ruby.h"
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#include "ruby/encoding.h"
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#include <stdint.h>
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#if defined(RUBY_DEBUG) && RUBY_DEBUG
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# define JSON_ASSERT RUBY_ASSERT
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#else
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# ifdef JSON_DEBUG
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# include <assert.h>
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# define JSON_ASSERT(x) assert(x)
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# else
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# define JSON_ASSERT(x)
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# endif
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#endif
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/* shims */
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#if SIZEOF_UINT64_T == SIZEOF_LONG_LONG
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# define INT64T2NUM(x) LL2NUM(x)
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# define UINT64T2NUM(x) ULL2NUM(x)
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#elif SIZEOF_UINT64_T == SIZEOF_LONG
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# define INT64T2NUM(x) LONG2NUM(x)
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# define UINT64T2NUM(x) ULONG2NUM(x)
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#else
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# error No uint64_t conversion
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#endif
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/* This is the fallback definition from Ruby 3.4 */
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#ifndef RBIMPL_STDBOOL_H
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#if defined(__cplusplus)
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# if defined(HAVE_STDBOOL_H) && (__cplusplus >= 201103L)
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# include <cstdbool>
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# endif
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#elif defined(HAVE_STDBOOL_H)
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# include <stdbool.h>
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#elif !defined(HAVE__BOOL)
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typedef unsigned char _Bool;
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# define bool _Bool
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# define true ((_Bool)+1)
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# define false ((_Bool)+0)
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# define __bool_true_false_are_defined
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#endif
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#endif
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#ifndef HAVE_RB_EXT_RACTOR_SAFE
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# undef RUBY_TYPED_FROZEN_SHAREABLE
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# define RUBY_TYPED_FROZEN_SHAREABLE 0
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#endif
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#ifndef NORETURN
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#define NORETURN(x) x
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#endif
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#ifndef NOINLINE
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#if defined(__has_attribute) && __has_attribute(noinline)
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#define NOINLINE(x) __attribute__((noinline)) x
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#else
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#define NOINLINE(x) x
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#endif
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#endif
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#ifndef ALWAYS_INLINE
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#if defined(__has_attribute) && __has_attribute(always_inline)
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#define ALWAYS_INLINE(x) inline __attribute__((always_inline)) x
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#else
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#define ALWAYS_INLINE(x) inline x
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#endif
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#endif
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#ifndef RB_UNLIKELY
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#define RB_UNLIKELY(expr) expr
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#endif
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#ifndef RB_LIKELY
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#define RB_LIKELY(expr) expr
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#endif
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#ifndef MAYBE_UNUSED
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# define MAYBE_UNUSED(x) x
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#endif
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#ifdef RUBY_DEBUG
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#ifndef JSON_DEBUG
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#define JSON_DEBUG RUBY_DEBUG
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#endif
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#endif
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#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ && INTPTR_MAX == INT64_MAX
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#define JSON_CPU_LITTLE_ENDIAN_64BITS 1
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#else
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#define JSON_CPU_LITTLE_ENDIAN_64BITS 0
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#endif
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#endif // _JSON_H_
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