stream_iterator.h (istream_iterator): Add copy ctor.

2001-06-26  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/stream_iterator.h (istream_iterator): Add copy ctor.
	(ostream_iterator): Same.
	* include/bits/stl_iterator.h (front_insert_iterator::operator=):
	Change argument to const_reference.
	(back_insert_iterator): Same.

From-SVN: r43596

libstdc++-v3/ChangeLog

 2001-06-26  Benjamin Kosnik  <bkoz@redhat.com>
 
+	* include/bits/stream_iterator.h (istream_iterator): Add copy ctor.
+	(ostream_iterator): Same.
+	* include/bits/stl_iterator.h (front_insert_iterator::operator=):
+	Change argument to const_reference.
+	(back_insert_iterator): Same.
+	
+2001-06-26  Benjamin Kosnik  <bkoz@redhat.com>
+
 	* include/bits/sbuf_iter.h: Change to..
 	* include/bits/streambuf_iterator.h: This.
 	* include/bits/stl_iterator.h: Take out of here...

libstdc++-v3/include/bits/stl_iterator.h

@@ -196,7 +196,7 @@ namespace std
       back_insert_iterator(_Container& __x) : container(&__x) {}
 
       back_insert_iterator&
-      operator=(const typename _Container::value_type& __value) 
+      operator=(const typename _Container::const_reference __value) 
       { 
 	container->push_back(__value);
 	return *this;
@@ -230,7 +230,7 @@ namespace std
       explicit front_insert_iterator(_Container& __x) : container(&__x) {}
 
       front_insert_iterator&
-      operator=(const typename _Container::value_type& __value) 
+      operator=(const typename _Container::const_reference __value) 
       { 
 	container->push_front(__value);
 	return *this;

libstdc++-v3/include/bits/stream_iterator.h

@@ -51,8 +51,14 @@ namespace std
 
     public:      
       istream_iterator() : _M_stream(0), _M_ok(false) {}
+
       istream_iterator(istream_type& __s) : _M_stream(&__s) { _M_read(); }
 
+      istream_iterator(const istream_iterator& __obj) 
+      : _M_stream(__obj._M_stream), _M_value(__obj._M_value), 
+        _M_ok(__obj._M_ok) 
+      { }
+
       const _Tp&
       operator*() const { return _M_value; }
 
@@ -96,9 +102,9 @@ namespace std
 
   template <class _Tp, class _CharT, class _Traits, class _Dist>
     inline bool 
-  operator!=(const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __x,
-	     const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __y) 
-  { return !__x._M_equal(__y); }
+    operator!=(const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __x,
+	       const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __y) 
+    { return !__x._M_equal(__y); }
 
 
   template<typename _Tp, typename _CharT = char, 
@@ -117,8 +123,12 @@ namespace std
 
     public:
       ostream_iterator(ostream_type& __s) : _M_stream(&__s), _M_string(0) {}
+
       ostream_iterator(ostream_type& __s, const _CharT* __c) 
-	: _M_stream(&__s), _M_string(__c)  { }
+      : _M_stream(&__s), _M_string(__c)  { }
+
+      ostream_iterator(const ostream_iterator& __obj)
+      : _M_stream(__obj._M_stream), _M_string(__obj._M_string)  { }
 
       ostream_iterator& 
       operator=(const _Tp& __value)