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get_pointer added.

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[SVN r14628]
This commit is contained in:
Peter Dimov
2002-07-27 16:02:26 +00:00
parent 5328674c2d
commit 89435a6287
1 changed files with 13 additions and 2 deletions
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13
shared_ptr.htm
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@@ -135,6 +135,8 @@ void bad()
template&lt;typename T&gt; void <A href="#free-swap" >swap</A>(shared_ptr&lt;T&gt; &amp; a, shared_ptr&lt;T&gt; &amp; b); // never throws
template&lt;typename T&gt; T * <A href="#get_pointer" >get_pointer</A>(shared_ptr&lt;T&gt; const &amp; p); // never throws
template&lt;typename T, typename U&gt;
shared_ptr&lt;T&gt; <A href="#shared_static_cast" >shared_static_cast</A>(shared_ptr&lt;U&gt; const &amp; r); // never throws
template&lt;typename T, typename U&gt;
@@ -424,7 +426,7 @@ q = p;
<P><EM>The rest of the comparison operators are omitted by design.]</EM></P>
<h3><a name="free-swap">swap</a></h3>
<pre>template&lt;typename T&gt;
void swap(shared_ptr&lt;T&gt; &amp; a, shared_ptr&lt;T&gt; &amp; b) // never throws</pre>
void swap(shared_ptr&lt;T&gt; &amp; a, shared_ptr&lt;T&gt; &amp; b); // never throws</pre>
<BLOCKQUOTE>
<P><B>Effects:</B> Equivalent to <code>a.swap(b)</code>.</P>
<P><B>Throws:</B> nothing.</P>
@@ -434,6 +436,15 @@ q = p;
<P><EM>[<STRONG>swap</STRONG> is defined in the same namespace as <STRONG>shared_ptr</STRONG>
as this is currently the only legal way to supply a <STRONG>swap</STRONG> function
that has a chance to be used by the standard library.]</EM></P>
<h3><a name="get_pointer">get_pointer</a></h3>
<pre>template&lt;typename T&gt;
T * get_pointer(shared_ptr&lt;T&gt; const &amp; p); // never throws</pre>
<BLOCKQUOTE>
<P><B>Returns:</B> <code>p.get()</code>.</P>
<P><B>Throws:</B> nothing.</P>
<P><B>Notes:</B> Provided as an aid to generic programming. Used by <A href="../bind/mem_fn.html">
mem_fn</A>.</P>
</BLOCKQUOTE>
<h3><a name="shared_static_cast">shared_static_cast</a></h3>
<pre>template&lt;typename T, typename U&gt;
shared_ptr&lt;T&gt; shared_static_cast(shared_ptr&lt;U&gt; const &amp; r); // never throws</pre>