- added implementation of stdc++ for haiku

- this differs slightly from the one that lives in buildtools/gcc as it
  has been "ported" to the newer libio that haiku uses as part of its own
  libroot


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9906 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/cpp/defalloc.h

@@ -0,0 +1,95 @@
+/*
+ *
+ * Copyright (c) 1994
+ * Hewlett-Packard Company
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Hewlett-Packard Company makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ */
+
+// Inclusion of this file is DEPRECATED.  This is the original HP
+// default allocator.  It is provided only for backward compatibility.
+// This file WILL BE REMOVED in a future release.
+//
+// DO NOT USE THIS FILE unless you have an old container implementation
+// that requires an allocator with the HP-style interface.  
+//
+// Standard-conforming allocators have a very different interface.  The
+// standard default allocator is declared in the header <memory>.
+
+#ifndef DEFALLOC_H
+#define DEFALLOC_H
+
+#include <new.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <limits.h>
+#if __BEOS__
+# include <stdio.h>
+#else
+#include <iostream.h>
+#endif
+#include <algobase.h>
+
+
+template <class T>
+inline T* allocate(ptrdiff_t size, T*) {
+    set_new_handler(0);
+    T* tmp = (T*)(::operator new((size_t)(size * sizeof(T))));
+    if (tmp == 0) {
+#if __BEOS__
+	fprintf(stderr, "out of memory\n");
+#else
+	cerr << "out of memory" << endl; 
+#endif
+	exit(1);
+    }
+    return tmp;
+}
+
+
+template <class T>
+inline void deallocate(T* buffer) {
+    ::operator delete(buffer);
+}
+
+template <class T>
+class allocator {
+public:
+    typedef T value_type;
+    typedef T* pointer;
+    typedef const T* const_pointer;
+    typedef T& reference;
+    typedef const T& const_reference;
+    typedef size_t size_type;
+    typedef ptrdiff_t difference_type;
+    pointer allocate(size_type n) { 
+	return ::allocate((difference_type)n, (pointer)0);
+    }
+    void deallocate(pointer p) { ::deallocate(p); }
+    pointer address(reference x) { return (pointer)&x; }
+    const_pointer const_address(const_reference x) { 
+	return (const_pointer)&x; 
+    }
+    size_type init_page_size() { 
+	return max(size_type(1), size_type(4096/sizeof(T))); 
+    }
+    size_type max_size() const { 
+	return max(size_type(1), size_type(UINT_MAX/sizeof(T))); 
+    }
+};
+
+class allocator<void> {
+public:
+    typedef void* pointer;
+};
+
+
+
+#endif