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// -*- C++ -*-
//===--------------------------- __debug ----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_DEBUG_H
#define _LIBCPP_DEBUG_H
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
#if defined(_LIBCPP_HAS_NO_NULLPTR)
# include <cstddef>
#endif
#if _LIBCPP_DEBUG_LEVEL >= 1 || defined(_LIBCPP_BUILDING_LIBRARY)
# include <cstdlib>
# include <cstdio>
# include <cstddef>
# include <exception>
#endif
#if _LIBCPP_DEBUG_LEVEL >= 1 && !defined(_LIBCPP_ASSERT)
# define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : \
_VSTD::__libcpp_debug_function(_VSTD::__libcpp_debug_info(__FILE__, __LINE__, #x, m)))
#endif
#if _LIBCPP_DEBUG_LEVEL >= 2
#ifndef _LIBCPP_DEBUG_ASSERT
#define _LIBCPP_DEBUG_ASSERT(x, m) _LIBCPP_ASSERT(x, m)
#endif
#define _LIBCPP_DEBUG_MODE(...) __VA_ARGS__
#endif
#ifndef _LIBCPP_ASSERT
# define _LIBCPP_ASSERT(x, m) ((void)0)
#endif
#ifndef _LIBCPP_DEBUG_ASSERT
# define _LIBCPP_DEBUG_ASSERT(x, m) ((void)0)
#endif
#ifndef _LIBCPP_DEBUG_MODE
#define _LIBCPP_DEBUG_MODE(...) ((void)0)
#endif
#if _LIBCPP_DEBUG_LEVEL < 1
class _LIBCPP_EXCEPTION_ABI __libcpp_debug_exception;
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
struct _LIBCPP_TEMPLATE_VIS __libcpp_debug_info {
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
__libcpp_debug_info()
: __file_(nullptr), __line_(-1), __pred_(nullptr), __msg_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
__libcpp_debug_info(const char* __f, int __l, const char* __p, const char* __m)
: __file_(__f), __line_(__l), __pred_(__p), __msg_(__m) {}
const char* __file_;
int __line_;
const char* __pred_;
const char* __msg_;
};
/// __libcpp_debug_function_type - The type of the assertion failure handler.
typedef void(*__libcpp_debug_function_type)(__libcpp_debug_info const&);
/// __libcpp_debug_function - The handler function called when a _LIBCPP_ASSERT
/// fails.
extern _LIBCPP_EXTERN_VIS __libcpp_debug_function_type __libcpp_debug_function;
/// __libcpp_abort_debug_function - A debug handler that aborts when called.
_LIBCPP_NORETURN _LIBCPP_FUNC_VIS
void __libcpp_abort_debug_function(__libcpp_debug_info const&);
/// __libcpp_throw_debug_function - A debug handler that throws
/// an instance of __libcpp_debug_exception when called.
_LIBCPP_NORETURN _LIBCPP_FUNC_VIS
void __libcpp_throw_debug_function(__libcpp_debug_info const&);
/// __libcpp_set_debug_function - Set the debug handler to the specified
/// function.
_LIBCPP_FUNC_VIS
bool __libcpp_set_debug_function(__libcpp_debug_function_type __func);
// Setup the throwing debug handler during dynamic initialization.
#if _LIBCPP_DEBUG_LEVEL >= 1 && defined(_LIBCPP_DEBUG_USE_EXCEPTIONS)
# if defined(_LIBCPP_NO_EXCEPTIONS)
# error _LIBCPP_DEBUG_USE_EXCEPTIONS cannot be used when exceptions are disabled.
# endif
static bool __init_dummy = __libcpp_set_debug_function(__libcpp_throw_debug_function);
#endif
#if _LIBCPP_DEBUG_LEVEL >= 1 || defined(_LIBCPP_BUILDING_LIBRARY)
class _LIBCPP_EXCEPTION_ABI __libcpp_debug_exception : public exception {
public:
__libcpp_debug_exception() _NOEXCEPT;
explicit __libcpp_debug_exception(__libcpp_debug_info const& __i);
__libcpp_debug_exception(__libcpp_debug_exception const&);
~__libcpp_debug_exception() _NOEXCEPT;
const char* what() const _NOEXCEPT;
private:
struct __libcpp_debug_exception_imp;
__libcpp_debug_exception_imp *__imp_;
};
#endif
#if _LIBCPP_DEBUG_LEVEL >= 2 || defined(_LIBCPP_BUILDING_LIBRARY)
struct _LIBCPP_TYPE_VIS __c_node;
struct _LIBCPP_TYPE_VIS __i_node
{
void* __i_;
__i_node* __next_;
__c_node* __c_;
#ifndef _LIBCPP_CXX03_LANG
__i_node(const __i_node&) = delete;
__i_node& operator=(const __i_node&) = delete;
#else
private:
__i_node(const __i_node&);
__i_node& operator=(const __i_node&);
public:
#endif
_LIBCPP_INLINE_VISIBILITY
__i_node(void* __i, __i_node* __next, __c_node* __c)
: __i_(__i), __next_(__next), __c_(__c) {}
~__i_node();
};
struct _LIBCPP_TYPE_VIS __c_node
{
void* __c_;
__c_node* __next_;
__i_node** beg_;
__i_node** end_;
__i_node** cap_;
#ifndef _LIBCPP_CXX03_LANG
__c_node(const __c_node&) = delete;
__c_node& operator=(const __c_node&) = delete;
#else
private:
__c_node(const __c_node&);
__c_node& operator=(const __c_node&);
public:
#endif
_LIBCPP_INLINE_VISIBILITY
__c_node(void* __c, __c_node* __next)
: __c_(__c), __next_(__next), beg_(nullptr), end_(nullptr), cap_(nullptr) {}
virtual ~__c_node();
virtual bool __dereferenceable(const void*) const = 0;
virtual bool __decrementable(const void*) const = 0;
virtual bool __addable(const void*, ptrdiff_t) const = 0;
virtual bool __subscriptable(const void*, ptrdiff_t) const = 0;
void __add(__i_node* __i);
_LIBCPP_HIDDEN void __remove(__i_node* __i);
};
template <class _Cont>
struct _C_node
: public __c_node
{
_C_node(void* __c, __c_node* __n)
: __c_node(__c, __n) {}
virtual bool __dereferenceable(const void*) const;
virtual bool __decrementable(const void*) const;
virtual bool __addable(const void*, ptrdiff_t) const;
virtual bool __subscriptable(const void*, ptrdiff_t) const;
};
template <class _Cont>
inline bool
_C_node<_Cont>::__dereferenceable(const void* __i) const
{
typedef typename _Cont::const_iterator iterator;
const iterator* __j = static_cast<const iterator*>(__i);
_Cont* _Cp = static_cast<_Cont*>(__c_);
return _Cp->__dereferenceable(__j);
}
template <class _Cont>
inline bool
_C_node<_Cont>::__decrementable(const void* __i) const
{
typedef typename _Cont::const_iterator iterator;
const iterator* __j = static_cast<const iterator*>(__i);
_Cont* _Cp = static_cast<_Cont*>(__c_);
return _Cp->__decrementable(__j);
}
template <class _Cont>
inline bool
_C_node<_Cont>::__addable(const void* __i, ptrdiff_t __n) const
{
typedef typename _Cont::const_iterator iterator;
const iterator* __j = static_cast<const iterator*>(__i);
_Cont* _Cp = static_cast<_Cont*>(__c_);
return _Cp->__addable(__j, __n);
}
template <class _Cont>
inline bool
_C_node<_Cont>::__subscriptable(const void* __i, ptrdiff_t __n) const
{
typedef typename _Cont::const_iterator iterator;
const iterator* __j = static_cast<const iterator*>(__i);
_Cont* _Cp = static_cast<_Cont*>(__c_);
return _Cp->__subscriptable(__j, __n);
}
class _LIBCPP_TYPE_VIS __libcpp_db
{
__c_node** __cbeg_;
__c_node** __cend_;
size_t __csz_;
__i_node** __ibeg_;
__i_node** __iend_;
size_t __isz_;
__libcpp_db();
public:
#ifndef _LIBCPP_CXX03_LANG
__libcpp_db(const __libcpp_db&) = delete;
__libcpp_db& operator=(const __libcpp_db&) = delete;
#else
private:
__libcpp_db(const __libcpp_db&);
__libcpp_db& operator=(const __libcpp_db&);
public:
#endif
~__libcpp_db();
class __db_c_iterator;
class __db_c_const_iterator;
class __db_i_iterator;
class __db_i_const_iterator;
__db_c_const_iterator __c_end() const;
__db_i_const_iterator __i_end() const;
template <class _Cont>
_LIBCPP_INLINE_VISIBILITY
void __insert_c(_Cont* __c)
{
__c_node* __n = __insert_c(static_cast<void*>(__c));
::new(__n) _C_node<_Cont>(__n->__c_, __n->__next_);
}
void __insert_i(void* __i);
__c_node* __insert_c(void* __c);
void __erase_c(void* __c);
void __insert_ic(void* __i, const void* __c);
void __iterator_copy(void* __i, const void* __i0);
void __erase_i(void* __i);
void* __find_c_from_i(void* __i) const;
void __invalidate_all(void* __c);
__c_node* __find_c_and_lock(void* __c) const;
__c_node* __find_c(void* __c) const;
void unlock() const;
void swap(void* __c1, void* __c2);
bool __dereferenceable(const void* __i) const;
bool __decrementable(const void* __i) const;
bool __addable(const void* __i, ptrdiff_t __n) const;
bool __subscriptable(const void* __i, ptrdiff_t __n) const;
bool __less_than_comparable(const void* __i, const void* __j) const;
private:
_LIBCPP_HIDDEN
__i_node* __insert_iterator(void* __i);
_LIBCPP_HIDDEN
__i_node* __find_iterator(const void* __i) const;
friend _LIBCPP_FUNC_VIS __libcpp_db* __get_db();
};
_LIBCPP_FUNC_VIS __libcpp_db* __get_db();
_LIBCPP_FUNC_VIS const __libcpp_db* __get_const_db();
#endif // _LIBCPP_DEBUG_LEVEL >= 2 || defined(_LIBCPP_BUILDING_LIBRARY)
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_DEBUG_H
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