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Licensing changes to GPLv3 resp. GPLv3 with GCC Runtime Exception.
[pf3gnuchains/gcc-fork.git] / libstdc++-v3 / include / ext / pb_ds / detail / list_update_map_ / lu_map_.hpp
index 5451f56..0e9336b 100644 (file)
@@ -1,11 +1,11 @@
 // -*- C++ -*-
 
-// Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the terms
 // of the GNU General Public License as published by the Free Software
-// Foundation; either version 2, or (at your option) any later
+// Foundation; either version 3, or (at your option) any later
 // version.
 
 // This library is distributed in the hope that it will be useful, but
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 // General Public License for more details.
 
-// You should have received a copy of the GNU General Public License
-// along with this library; see the file COPYING.  If not, write to
-// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
-// MA 02111-1307, USA.
-
-// As a special exception, you may use this file as part of a free
-// software library without restriction.  Specifically, if other files
-// instantiate templates or use macros or inline functions from this
-// file, or you compile this file and link it with other files to
-// produce an executable, this file does not by itself cause the
-// resulting executable to be covered by the GNU General Public
-// License.  This exception does not however invalidate any other
-// reasons why the executable file might be covered by the GNU General
-// Public License.
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
 
 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
 
 #include <ext/pb_ds/detail/types_traits.hpp>
 #include <ext/pb_ds/detail/list_update_map_/entry_metadata_base.hpp>
 #include <ext/pb_ds/exception.hpp>
-#ifdef PB_DS_LU_MAP_DEBUG_
-#include <ext/pb_ds/detail/map_debug_base.hpp>
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
+#ifdef _GLIBCXX_DEBUG
+#include <ext/pb_ds/detail/debug_map_base.hpp>
+#endif 
 #ifdef PB_DS_LU_MAP_TRACE_
 #include <iostream>
-#endif // PB_DS_LU_MAP_TRACE_
+#endif 
+#include <debug/debug.h>
 
-namespace pb_ds
+namespace __gnu_pbds
 {
   namespace detail
   {
-
-#ifdef PB_DS_LU_MAP_DEBUG_
-#define PB_DS_DBG_ASSERT(X) assert(X)
-#define PB_DS_DBG_VERIFY(X) assert(X)
-#define PB_DS_DBG_ONLY(X) X
-#else // #ifdef PB_DS_LU_MAP_DEBUG_
-#define PB_DS_DBG_ASSERT(X)
-#define PB_DS_DBG_VERIFY(X) {if((X)==0);}
-#define PB_DS_DBG_ONLY(X) ;
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
-
-#define PB_DS_CLASS_T_DEC                                              \
-    template<                                                          \
-                                               typename Key,           \
-                                               typename Mapped,        \
-                                               class Eq_Fn,            \
-                                               class Allocator,        \
-                                               class Update_Policy>
+#define PB_DS_CLASS_T_DEC \
+    template<typename Key, typename Mapped, class Eq_Fn, \
+            class Allocator, class Update_Policy>
 
 #ifdef PB_DS_DATA_TRUE_INDICATOR
-#define PB_DS_CLASS_NAME                       \
-    lu_map_data_
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
+#define PB_DS_CLASS_NAME lu_map_data_
+#endif 
 
 #ifdef PB_DS_DATA_FALSE_INDICATOR
-#define PB_DS_CLASS_NAME                       \
-    lu_map_no_data_
-#endif // #ifdef PB_DS_DATA_FALSE_INDICATOR
-
-#define PB_DS_CLASS_C_DEC                                      \
-    PB_DS_CLASS_NAME<                                          \
-                                               Key,            \
-                                               Mapped,         \
-                                               Eq_Fn,          \
-                                               Allocator,      \
-                                               Update_Policy>
-
-#define PB_DS_TYPES_TRAITS_C_DEC                               \
-    types_traits<                              \
-                                               Key,            \
-                                               Mapped,         \
-                                               Allocator,      \
-                                               false>
-
-#ifdef PB_DS_USE_MAP_DEBUG_BASE
-#define PB_DS_MAP_DEBUG_BASE_C_DEC                                     \
-    map_debug_base<                                    \
-                                                                       Key, \
-                                                                       Eq_Fn, \
-                                                                       typename Allocator::template rebind< \
-                                                                                                            Key>::other::const_reference>
-#endif // #ifdef PB_DS_USE_MAP_DEBUG_BASE
+#define PB_DS_CLASS_NAME lu_map_no_data_
+#endif 
+
+#define PB_DS_CLASS_C_DEC \
+    PB_DS_CLASS_NAME<Key, Mapped, Eq_Fn, Allocator, Update_Policy>
+
+#define PB_DS_TYPES_TRAITS_C_DEC \
+    types_traits<Key, Mapped, Allocator, false>
+
+#ifdef _GLIBCXX_DEBUG
+#define PB_DS_DEBUG_MAP_BASE_C_DEC \
+    debug_map_base<Key, Eq_Fn, \
+             typename Allocator::template rebind<Key>::other::const_reference>
+#endif 
 
 #ifdef PB_DS_DATA_TRUE_INDICATOR
 #define PB_DS_V2F(X) (X).first
 #define PB_DS_V2S(X) (X).second
 #define PB_DS_EP2VP(X)& ((X)->m_value)
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
+#endif 
 
 #ifdef PB_DS_DATA_FALSE_INDICATOR
 #define PB_DS_V2F(X) (X)
 #define PB_DS_V2S(X) Mapped_Data()
 #define PB_DS_EP2VP(X)& ((X)->m_value.first)
-#endif // #ifdef PB_DS_DATA_FALSE_INDICATOR
-
-#ifdef PB_DS_LU_MAP_DEBUG_
-#define PB_DS_DBG_ASSERT(X) assert(X)
-#define PB_DS_DBG_VERIFY(X) assert(X)
-#define PB_DS_DBG_ONLY(X) X
-#else // #ifdef PB_DS_LU_MAP_DEBUG_
-#define PB_DS_DBG_ASSERT(X)
-#define PB_DS_DBG_VERIFY(X) {if((X)==0);}
-#define PB_DS_DBG_ONLY(X) ;
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
+#endif 
 
     /* Skip to the lu, my darling. */
-
     // list-based (with updates) associative container.
     template<typename Key,
             typename Mapped,
@@ -146,55 +101,35 @@ namespace pb_ds
             class Allocator,
             class Update_Policy>
     class PB_DS_CLASS_NAME :
-#ifdef PB_DS_LU_MAP_DEBUG_
-      protected PB_DS_MAP_DEBUG_BASE_C_DEC,
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
+#ifdef _GLIBCXX_DEBUG
+      protected PB_DS_DEBUG_MAP_BASE_C_DEC,
+#endif 
       public PB_DS_TYPES_TRAITS_C_DEC
     {
-
     private:
+      typedef PB_DS_TYPES_TRAITS_C_DEC traits_base;
 
-      struct entry : public lu_map_entry_metadata_base<
-      typename Update_Policy::metadata_type>
+      struct entry 
+     : public lu_map_entry_metadata_base<typename Update_Policy::metadata_type>
       {
-       typename PB_DS_TYPES_TRAITS_C_DEC::value_type m_value;
-
+       typename traits_base::value_type m_value;
        typename Allocator::template rebind<entry>::other::pointer m_p_next;
       };
 
-      typedef
-      typename Allocator::template rebind<entry>::other
-      entry_allocator;
-
+      typedef typename Allocator::template rebind<entry>::other entry_allocator;
       typedef typename entry_allocator::pointer entry_pointer;
-
       typedef typename entry_allocator::const_pointer const_entry_pointer;
-
       typedef typename entry_allocator::reference entry_reference;
+      typedef typename entry_allocator::const_reference const_entry_reference;
 
-      typedef
-      typename entry_allocator::const_reference
-      const_entry_reference;
-
-      typedef
-      typename Allocator::template rebind<entry_pointer>::other
-      entry_pointer_allocator;
-
+      typedef typename Allocator::template rebind<entry_pointer>::other entry_pointer_allocator;
       typedef typename entry_pointer_allocator::pointer entry_pointer_array;
 
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::value_type value_type_;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::pointer pointer_;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_pointer
-      const_pointer_;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::reference reference_;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_reference
-      const_reference_;
+      typedef typename traits_base::value_type value_type_;
+      typedef typename traits_base::pointer pointer_;
+      typedef typename traits_base::const_pointer const_pointer_;
+      typedef typename traits_base::reference reference_;
+      typedef typename traits_base::const_reference const_reference_;
 
 #define PB_DS_GEN_POS entry_pointer
 
@@ -205,89 +140,60 @@ namespace pb_ds
 
 #undef PB_DS_GEN_POS
 
-    public:
 
-      typedef typename Allocator::size_type size_type;
+#ifdef _GLIBCXX_DEBUG
+      typedef PB_DS_DEBUG_MAP_BASE_C_DEC debug_base;
+#endif 
 
-      typedef typename Allocator::difference_type difference_type;
+      typedef cond_dealtor<entry, Allocator> cond_dealtor_t;
 
+    public:
+      typedef Allocator allocator_type;
+      typedef typename Allocator::size_type size_type;
+      typedef typename Allocator::difference_type difference_type;
       typedef Eq_Fn eq_fn;
-
-      typedef Allocator allocator;
-
       typedef Update_Policy update_policy;
-
       typedef typename Update_Policy::metadata_type update_metadata;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_type key_type;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_pointer key_pointer;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_key_pointer
-      const_key_pointer;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::key_reference key_reference;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_key_reference
-      const_key_reference;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::mapped_type mapped_type;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::mapped_pointer
-      mapped_pointer;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_mapped_pointer
-      const_mapped_pointer;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::mapped_reference
-      mapped_reference;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_mapped_reference
-      const_mapped_reference;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::value_type value_type;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::pointer pointer;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::const_pointer const_pointer;
-
-      typedef typename PB_DS_TYPES_TRAITS_C_DEC::reference reference;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::const_reference
-      const_reference;
+      typedef typename traits_base::key_type key_type;
+      typedef typename traits_base::key_pointer key_pointer;
+      typedef typename traits_base::const_key_pointer const_key_pointer;
+      typedef typename traits_base::key_reference key_reference;
+      typedef typename traits_base::const_key_reference const_key_reference;
+      typedef typename traits_base::mapped_type mapped_type;
+      typedef typename traits_base::mapped_pointer mapped_pointer;
+      typedef typename traits_base::const_mapped_pointer const_mapped_pointer;
+      typedef typename traits_base::mapped_reference mapped_reference;
+      typedef typename traits_base::const_mapped_reference const_mapped_reference;
+      typedef typename traits_base::value_type value_type;
+      typedef typename traits_base::pointer pointer;
+      typedef typename traits_base::const_pointer const_pointer;
+      typedef typename traits_base::reference reference;
+      typedef typename traits_base::const_reference const_reference;
 
 #ifdef PB_DS_DATA_TRUE_INDICATOR
       typedef point_iterator_ point_iterator;
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
+#endif 
 
 #ifdef PB_DS_DATA_FALSE_INDICATOR
       typedef const_point_iterator_ point_iterator;
-#endif // #ifdef PB_DS_DATA_FALSE_INDICATOR
+#endif 
 
       typedef const_point_iterator_ const_point_iterator;
 
 #ifdef PB_DS_DATA_TRUE_INDICATOR
       typedef iterator_ iterator;
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
+#endif 
 
 #ifdef PB_DS_DATA_FALSE_INDICATOR
       typedef const_iterator_ iterator;
-#endif // #ifdef PB_DS_DATA_FALSE_INDICATOR
+#endif 
 
       typedef const_iterator_ const_iterator;
 
     public:
-
       PB_DS_CLASS_NAME();
 
-      PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC& other);
+      PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC&);
 
       virtual
       ~PB_DS_CLASS_NAME();
@@ -296,7 +202,7 @@ namespace pb_ds
       PB_DS_CLASS_NAME(It first_it, It last_it);
 
       void
-      swap(PB_DS_CLASS_C_DEC& other);
+      swap(PB_DS_CLASS_C_DEC&);
 
       inline size_type
       size() const;
@@ -311,47 +217,39 @@ namespace pb_ds
       operator[](const_key_reference r_key)
       {
 #ifdef PB_DS_DATA_TRUE_INDICATOR
-       PB_DS_DBG_ONLY(assert_valid();)
-
-         return insert(std::make_pair(r_key, mapped_type())).first->second;
-#else // #ifdef PB_DS_DATA_TRUE_INDICATOR
+       _GLIBCXX_DEBUG_ONLY(assert_valid();)
+       return insert(std::make_pair(r_key, mapped_type())).first->second;
+#else 
        insert(r_key);
-
-       return (traits_base::s_null_mapped);
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
+       return traits_base::s_null_mapped;
+#endif 
       }
 
-      inline std::pair<
-       point_iterator,
-       bool>
-      insert(const_reference r_val);
+      inline std::pair<point_iterator, bool>
+      insert(const_reference);
 
       inline point_iterator
       find(const_key_reference r_key)
       {
-       PB_DS_DBG_ONLY(assert_valid();)
-
-         entry_pointer p_e = find_imp(r_key);
-
-       return point_iterator(p_e == NULL? NULL :& p_e->m_value);
+       _GLIBCXX_DEBUG_ONLY(assert_valid();)
+       entry_pointer p_e = find_imp(r_key);
+       return point_iterator(p_e == NULL ? NULL: &p_e->m_value);
       }
 
       inline const_point_iterator
       find(const_key_reference r_key) const
       {
-       PB_DS_DBG_ONLY(assert_valid();)
-
-         entry_pointer p_e = find_imp(r_key);
-
-       return const_point_iterator(p_e == NULL? NULL :& p_e->m_value);
+       _GLIBCXX_DEBUG_ONLY(assert_valid();)
+       entry_pointer p_e = find_imp(r_key);
+       return const_point_iterator(p_e == NULL ? NULL: &p_e->m_value);
       }
 
       inline bool
-      erase(const_key_reference r_key);
+      erase(const_key_reference);
 
       template<typename Pred>
       inline size_type
-      erase_if(Pred pred);
+      erase_if(Pred);
 
       void
       clear();
@@ -368,105 +266,75 @@ namespace pb_ds
       inline const_iterator
       end() const;
 
-#ifdef PB_DS_LU_MAP_DEBUG_
-
+#ifdef _GLIBCXX_DEBUG
       void
       assert_valid() const;
-
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
+#endif 
 
 #ifdef PB_DS_LU_MAP_TRACE_
-
       void
       trace() const;
-
-#endif // PB_DS_LU_MAP_TRACE_
-
-    private:
-      typedef PB_DS_TYPES_TRAITS_C_DEC traits_base;
-
-#ifdef PB_DS_LU_MAP_DEBUG_
-      typedef PB_DS_MAP_DEBUG_BASE_C_DEC map_debug_base;
-#endif // #ifdef PB_DS_LU_MAP_DEBUG_
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::
-      no_throw_copies_false_type
-      no_throw_copies_false_type;
-
-      typedef
-      typename PB_DS_TYPES_TRAITS_C_DEC::
-      no_throw_copies_true_type
-      no_throw_copies_true_type;
+#endif
 
     protected:
 
       template<typename It>
       void
-      copy_from_range(It first_it, It last_it);
+      copy_from_range(It, It);
 
     private:
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+      friend class iterator_;
+#endif 
+
+      friend class const_iterator_;
 
       inline entry_pointer
-      allocate_new_entry(const_reference r_val, false_type);
+      allocate_new_entry(const_reference, false_type);
 
       inline entry_pointer
-      allocate_new_entry(const_reference r_val, true_type);
+      allocate_new_entry(const_reference, true_type);
 
       template<typename Metadata>
       inline static void
-      init_entry_metadata(entry_pointer p_l, type_to_type<Metadata>);
+      init_entry_metadata(entry_pointer, type_to_type<Metadata>);
 
       inline static void
-      init_entry_metadata(entry_pointer p_l, type_to_type<null_lu_metadata>);
+      init_entry_metadata(entry_pointer, type_to_type<null_lu_metadata>);
 
       void
       deallocate_all();
 
       void
-      erase_next(entry_pointer p_l);
+      erase_next(entry_pointer);
 
       void
-      actual_erase_entry(entry_pointer p_l);
+      actual_erase_entry(entry_pointer);
 
       void
       inc_it_state(const_pointer& r_p_value, entry_pointer& r_pos) const
       {
        r_pos = r_pos->m_p_next;
-
-       r_p_value = (r_pos == NULL)? NULL :& r_pos->m_value;
+       r_p_value = (r_pos == NULL) ? NULL : &r_pos->m_value;
       }
 
       template<typename Metadata>
       inline static bool
-      apply_update(entry_pointer p_l, type_to_type<Metadata>);
+      apply_update(entry_pointer, type_to_type<Metadata>);
 
       inline static bool
-      apply_update(entry_pointer p_l, type_to_type<null_lu_metadata>);
+      apply_update(entry_pointer, type_to_type<null_lu_metadata>);
 
       inline entry_pointer
-      find_imp(const_key_reference r_key) const;
-
-    private:
-      mutable entry_pointer m_p_l;
-
-      typedef cond_dealtor< entry, Allocator> cond_dealtor_t;
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      friend class iterator_;
-#endif // #ifdef PB_DS_DATA_TRUE_INDICATOR
-
-      friend class const_iterator_;
+      find_imp(const_key_reference) const;
 
       static entry_allocator s_entry_allocator;
-
       static Eq_Fn s_eq_fn;
-
       static Update_Policy s_update_policy;
-
       static type_to_type<update_metadata> s_metadata_type_indicator;
-
       static null_lu_metadata s_null_lu_metadata;
+
+      mutable entry_pointer m_p_l;
     };
 
 #include <ext/pb_ds/detail/list_update_map_/constructor_destructor_fn_imps.hpp>
@@ -479,22 +347,13 @@ namespace pb_ds
 #include <ext/pb_ds/detail/list_update_map_/trace_fn_imps.hpp>
 
 #undef PB_DS_CLASS_T_DEC
-
 #undef PB_DS_CLASS_C_DEC
-
-#undef PB_DS_TYPES_TRAITS_C_DEC
-
-#undef PB_DS_MAP_DEBUG_BASE_C_DEC
-
+#undef  PB_DS_TYPES_TRAITS_C_DEC
+#undef PB_DS_DEBUG_MAP_BASE_C_DEC
 #undef PB_DS_CLASS_NAME
-
 #undef PB_DS_V2F
 #undef PB_DS_EP2VP
 #undef PB_DS_V2S
 
-#undef PB_DS_DBG_ASSERT
-#undef PB_DS_DBG_VERIFY
-#undef PB_DS_DBG_ONLY
-
   } // namespace detail
-} // namespace pb_ds
+} // namespace __gnu_pbds