Merged revisions 71920-71923,71925-71929,71931-71934,71937 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r71920 | jeroen.ruigrok | 2009-04-25 21:44:55 +0200 (za, 25 apr 2009) | 5 lines

  Issue #4129: More documentation pointers about int -> Py_ssize_t.
  Also fix up the documentation for PyObject_GC_Resize(). It seems that since
  it first got documented, the documentation was actually for
  _PyObject_GC_Resize().
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  r71921 | jeroen.ruigrok | 2009-04-25 21:46:19 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: Documentation notes for int -> Py_ssize_t changes.
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  r71922 | jeroen.ruigrok | 2009-04-25 21:49:05 +0200 (za, 25 apr 2009) | 2 lines

  Reformat, since I've been busy here anyway.
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  r71923 | jeroen.ruigrok | 2009-04-25 21:54:34 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: Add a versionchanged notice for a few forgotten entries.
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  r71925 | jeroen.ruigrok | 2009-04-25 22:37:39 +0200 (za, 25 apr 2009) | 2 lines

  Since it's a macro, actually refer to it as such instead of function.
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  r71926 | jeroen.ruigrok | 2009-04-25 22:40:10 +0200 (za, 25 apr 2009) | 2 lines

  Reformat prior to editing.
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  r71927 | jeroen.ruigrok | 2009-04-25 22:41:40 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: int -> Py_ssize_t documentation.
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  r71928 | jeroen.ruigrok | 2009-04-25 22:43:30 +0200 (za, 25 apr 2009) | 2 lines

  Reformat prior to editing.
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  r71929 | jeroen.ruigrok | 2009-04-25 22:44:58 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: int -> Py_ssize_t documentation.
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  r71931 | jeroen.ruigrok | 2009-04-25 22:50:27 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: int -> Py_ssize_t documentation.
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  r71932 | jeroen.ruigrok | 2009-04-25 22:55:39 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: more int -> Py_ssize_t documentation.
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  r71933 | jeroen.ruigrok | 2009-04-25 22:58:35 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: more int -> Py_ssize_t documentation.
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  r71934 | jeroen.ruigrok | 2009-04-25 23:02:34 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: field changed from int to Py_ssize_t.
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  r71937 | jeroen.ruigrok | 2009-04-25 23:16:05 +0200 (za, 25 apr 2009) | 2 lines

  Issue #4129: document int -> Py_ssize_t changes.
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diff --git a/Doc/c-api/objbuffer.rst b/Doc/c-api/objbuffer.rst
index 3c5dc99..e816c3d 100644
--- a/Doc/c-api/objbuffer.rst
+++ b/Doc/c-api/objbuffer.rst
@@ -10,17 +10,26 @@
 
    Returns a pointer to a read-only memory location usable as character-based
    input.  The *obj* argument must support the single-segment character buffer
-   interface.  On success, returns ``0``, sets *buffer* to the memory location and
-   *buffer_len* to the buffer length.  Returns ``-1`` and sets a :exc:`TypeError`
-   on error.
+   interface.  On success, returns ``0``, sets *buffer* to the memory location
+   and *buffer_len* to the buffer length.  Returns ``-1`` and sets a
+   :exc:`TypeError` on error.
+
+   .. versionchanged:: 2.5
+      This function used an :ctype:`int *` type for *buffer_len*. This might
+      require changes in your code for properly supporting 64-bit systems.
 
 
 .. cfunction:: int PyObject_AsReadBuffer(PyObject *obj, const void **buffer, Py_ssize_t *buffer_len)
 
-   Returns a pointer to a read-only memory location containing arbitrary data.  The
-   *obj* argument must support the single-segment readable buffer interface.  On
-   success, returns ``0``, sets *buffer* to the memory location and *buffer_len* to
-   the buffer length.  Returns ``-1`` and sets a :exc:`TypeError` on error.
+   Returns a pointer to a read-only memory location containing arbitrary data.
+   The *obj* argument must support the single-segment readable buffer
+   interface.  On success, returns ``0``, sets *buffer* to the memory location
+   and *buffer_len* to the buffer length.  Returns ``-1`` and sets a
+   :exc:`TypeError` on error.
+
+   .. versionchanged:: 2.5
+      This function used an :ctype:`int *` type for *buffer_len*. This might
+      require changes in your code for properly supporting 64-bit systems.
 
 
 .. cfunction:: int PyObject_CheckReadBuffer(PyObject *o)
@@ -32,6 +41,11 @@
 .. cfunction:: int PyObject_AsWriteBuffer(PyObject *obj, void **buffer, Py_ssize_t *buffer_len)
 
    Returns a pointer to a writable memory location.  The *obj* argument must
-   support the single-segment, character buffer interface.  On success, returns
-   ``0``, sets *buffer* to the memory location and *buffer_len* to the buffer
-   length.  Returns ``-1`` and sets a :exc:`TypeError` on error.
+   support the single-segment, character buffer interface.  On success,
+   returns ``0``, sets *buffer* to the memory location and *buffer_len* to the
+   buffer length.  Returns ``-1`` and sets a :exc:`TypeError` on error.
+
+   .. versionchanged:: 2.5
+      This function used an :ctype:`int *` type for *buffer_len*. This might
+      require changes in your code for properly supporting 64-bit systems.
+