Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

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  r64089 | armin.ronacher | 2008-06-10 22:37:02 +0200 (mar., 10 juin 2008) | 3 lines

  Fix a formatting error in the ast documentation.
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  r64098 | raymond.hettinger | 2008-06-11 02:25:29 +0200 (mer., 11 juin 2008) | 6 lines

  Mini-PEP: Simplifying numbers.py
  * Convert binary methods in Integral to mixin methods
  * Remove three-arg __pow__ as a required method
  * Make __int__ the root method instead of __long__.
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  r64100 | raymond.hettinger | 2008-06-11 02:28:51 +0200 (mer., 11 juin 2008) | 1 line

  Update numbers doc for the Integral simplification.
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  r64101 | raymond.hettinger | 2008-06-11 02:44:47 +0200 (mer., 11 juin 2008) | 3 lines

  Handle the case with zero arguments.
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  r64102 | benjamin.peterson | 2008-06-11 03:31:28 +0200 (mer., 11 juin 2008) | 4 lines

  convert test_struct to a unittest thanks to Giampaolo Rodola
  I had to disable one test because it was functioning incorrectly, see #1530559
  I also removed the debugging prints
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  r64113 | thomas.heller | 2008-06-11 09:10:43 +0200 (mer., 11 juin 2008) | 2 lines

  Fix markup.
  Document the new 'offset' parameter for the 'ctypes.byref' function.
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  r64115 | raymond.hettinger | 2008-06-11 12:30:54 +0200 (mer., 11 juin 2008) | 1 line

  Multi-arg form for set.difference() and set.difference_update().
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  r64116 | raymond.hettinger | 2008-06-11 14:06:49 +0200 (mer., 11 juin 2008) | 1 line

  Issue 3051:  Let heapq work with either __lt__ or __le__.
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  r64118 | raymond.hettinger | 2008-06-11 14:39:09 +0200 (mer., 11 juin 2008) | 1 line

  Optimize previous checkin for heapq.
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  r64120 | raymond.hettinger | 2008-06-11 15:14:50 +0200 (mer., 11 juin 2008) | 1 line

  Add test for heapq using both __lt__ and __le__.
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  r64132 | gregory.p.smith | 2008-06-11 20:00:52 +0200 (mer., 11 juin 2008) | 3 lines

  Correct an incorrect comment about our #include of stddef.h.
  (see Doug Evans' comment on python-dev 2008-06-10)
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  r64342 | guido.van.rossum | 2008-06-17 19:38:02 +0200 (mar., 17 juin 2008) | 3 lines

  Roll back Raymond's -r64098 while we think of something better.
  (See issue 3056 -- we're close to a resolution but need unittests.)
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1 files changed, 25 insertions, 25 deletions

diff --git a/Doc/library/ctypes.rst b/Doc/library/ctypes.rst
index 61c1e61..51d340c 100644
--- a/Doc/library/ctypes.rst
+++ b/Doc/library/ctypes.rst
@@ -1395,11 +1395,6 @@ GetLastError() and SetLastError() Windows api functions;
 to request and change the ctypes private copy of the windows error
 code.
 
-.. versionchanged:: 2.6
-
-The `use_errno` and `use_last_error` parameters were added in Python
-2.6.
-
 .. data:: RTLD_GLOBAL
    :noindex:
 
@@ -1561,22 +1556,23 @@ They are instances of a private class:
       Assign a Python function or another callable to this attribute. The
       callable will be called with three or more arguments:
 
+      .. function:: callable(result, func, arguments)
+         :noindex:
 
-.. function:: callable(result, func, arguments)
-   :noindex:
+         ``result`` is what the foreign function returns, as specified
+         by the :attr:`restype` attribute.
 
-   ``result`` is what the foreign function returns, as specified by the
-   :attr:`restype` attribute.
+         ``func`` is the foreign function object itself, this allows
+         to reuse the same callable object to check or post process
+         the results of several functions.
 
-   ``func`` is the foreign function object itself, this allows to reuse the same
-   callable object to check or post process the results of several functions.
+         ``arguments`` is a tuple containing the parameters originally
+         passed to the function call, this allows to specialize the
+         behavior on the arguments used.
 
-   ``arguments`` is a tuple containing the parameters originally passed to the
-   function call, this allows to specialize the behavior on the arguments used.
-
-   The object that this function returns will be returned from the foreign
-   function call, but it can also check the result value and raise an exception
-   if the foreign function call failed.
+      The object that this function returns will be returned from the
+      foreign function call, but it can also check the result value
+      and raise an exception if the foreign function call failed.
 
 
 .. exception:: ArgumentError()
@@ -1605,10 +1601,6 @@ type and the argument types of the function.
    variable is exchanged with the real `errno` value bafore and after the call;
    `use_last_error` does the same for the Windows error code.
 
-   .. versionchanged:: 2.6
-      The optional `use_errno` and `use_last_error` parameters were
-      added.
-
 
 .. function:: WINFUNCTYPE(restype, *argtypes, use_errno=False, use_last_error=False)
 
@@ -1786,11 +1778,19 @@ Utility functions
    ctypes type or instance.
 
 
-.. function:: byref(obj)
+.. function:: byref(obj[, offset])
+
+   Returns a light-weight pointer to ``obj``, which must be an
+   instance of a ctypes type.  ``offset`` defaults to zero, it must be
+   an integer which is added to the internal pointer value.
+
+   ``byref(obj, offset)`` corresponds to this C code::
+
+      (((char *)&obj) + offset)
 
-   Returns a light-weight pointer to ``obj``, which must be an instance of a ctypes
-   type. The returned object can only be used as a foreign function call parameter.
-   It behaves similar to ``pointer(obj)``, but the construction is a lot faster.
+   The returned object can only be used as a foreign function call
+   parameter.  It behaves similar to ``pointer(obj)``, but the
+   construction is a lot faster.
 
 
 .. function:: cast(obj, type)