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Issue #9369: The types of `char*` arguments of PyObject_CallFunction() and 

PyObject_CallMethod() now changed to `const char*`.
Based on patches by Jörg Müller and Lars Buitinck.
This commit is contained in:
Serhiy Storchaka 2013-05-29 18:50:54 +03:00
parent 8d90e383a3
commit 1cfebc73e0
6 changed files with 42 additions and 22 deletions
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10
Doc/c-api/object.rst
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@ -240,7 +240,7 @@ is considered sufficient for this determination.
of the Python expression ``callable_object(*args)``.
.. c:function:: PyObject* PyObject_CallFunction(PyObject *callable, char *format, ...)
.. c:function:: PyObject* PyObject_CallFunction(PyObject *callable, const char *format, ...)
Call a callable Python object *callable*, with a variable number of C arguments.
The C arguments are described using a :c:func:`Py_BuildValue` style format
@ -250,8 +250,11 @@ is considered sufficient for this determination.
pass :c:type:`PyObject \*` args, :c:func:`PyObject_CallFunctionObjArgs` is a
faster alternative.
.. versionchanged:: 3.4
The type of *format* was changed from ``char *``.
.. c:function:: PyObject* PyObject_CallMethod(PyObject *o, char *method, char *format, ...)
.. c:function:: PyObject* PyObject_CallMethod(PyObject *o, const char *method, const char *format, ...)
Call the method named *method* of object *o* with a variable number of C
arguments. The C arguments are described by a :c:func:`Py_BuildValue` format
@ -261,6 +264,9 @@ is considered sufficient for this determination.
Note that if you only pass :c:type:`PyObject \*` args,
:c:func:`PyObject_CallMethodObjArgs` is a faster alternative.
.. versionchanged:: 3.4
The types of *method* and *format* were changed from ``char *``.
.. c:function:: PyObject* PyObject_CallFunctionObjArgs(PyObject *callable, ..., NULL)

8
Doc/data/refcounts.dat
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@ -218,7 +218,7 @@ PyDict_GetItem:PyObject*:key:0:
PyDict_GetItemString:PyObject*::0:
PyDict_GetItemString:PyObject*:p:0:
PyDict_GetItemString:char*:key::
PyDict_GetItemString:const char*:key::
PyDict_SetDefault:PyObject*::0:
PyDict_SetDefault:PyObject*:p:0:
@ -917,7 +917,7 @@ PyObject_Call:PyObject*:kw:0:
PyObject_CallFunction:PyObject*::+1:
PyObject_CallFunction:PyObject*:callable_object:0:
PyObject_CallFunction:char*:format::
PyObject_CallFunction:const char*:format::
PyObject_CallFunction::...::
PyObject_CallFunctionObjArgs:PyObject*::+1:
@ -926,8 +926,8 @@ PyObject_CallFunctionObjArgs::...::
PyObject_CallMethod:PyObject*::+1:
PyObject_CallMethod:PyObject*:o:0:
PyObject_CallMethod:char*:m::
PyObject_CallMethod:char*:format::
PyObject_CallMethod:const char*:m::
PyObject_CallMethod:const char*:format::
PyObject_CallMethod::...::
PyObject_CallMethodObjArgs:PyObject*::+1:

23
Include/abstract.h
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@ -284,7 +284,7 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
*/
PyAPI_FUNC(PyObject *) PyObject_CallFunction(PyObject *callable_object,
char *format, ...);
const char *format, ...);
/*
Call a callable Python object, callable_object, with a
@ -296,8 +296,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
*/
PyAPI_FUNC(PyObject *) PyObject_CallMethod(PyObject *o, char *method,
char *format, ...);
PyAPI_FUNC(PyObject *) PyObject_CallMethod(PyObject *o,
const char *method,
const char *format, ...);
/*
Call the method named m of object o with a variable number of
@ -308,8 +309,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
Python expression: o.method(args).
*/
PyAPI_FUNC(PyObject *) _PyObject_CallMethodId(PyObject *o, _Py_Identifier *method,
char *format, ...);
PyAPI_FUNC(PyObject *) _PyObject_CallMethodId(PyObject *o,
_Py_Identifier *method,
const char *format, ...);
/*
Like PyObject_CallMethod, but expect a _Py_Identifier* as the
@ -317,13 +319,16 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
*/
PyAPI_FUNC(PyObject *) _PyObject_CallFunction_SizeT(PyObject *callable,
char *format, ...);
const char *format,
...);
PyAPI_FUNC(PyObject *) _PyObject_CallMethod_SizeT(PyObject *o,
char *name,
char *format, ...);
const char *name,
const char *format,
...);
PyAPI_FUNC(PyObject *) _PyObject_CallMethodId_SizeT(PyObject *o,
_Py_Identifier *name,
char *format, ...);
const char *format,
...);
PyAPI_FUNC(PyObject *) PyObject_CallFunctionObjArgs(PyObject *callable,
...);

2
Misc/ACKS
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@ -174,6 +174,7 @@ Floris Bruynooghe
Stan Bubrouski
Erik de Bueger
Jan-Hein Bührman
Lars Buitinck
Dick Bulterman
Bill Bumgarner
Jimmy Burgett
@ -872,6 +873,7 @@ Neil Muller
Louis Munro
R. David Murray
Matti Mäki
Jörg Müller
Dale Nagata
John Nagle
Takahiro Nakayama

4
Misc/NEWS
View File

@ -387,6 +387,10 @@ Tests
C-API
-----
- Issue #9369: The types of `char*` arguments of PyObject_CallFunction() and
PyObject_CallMethod() now changed to `const char*`. Based on patches by
Jörg Müller and Lars Buitinck.
- Issue #17206: Py_CLEAR(), Py_DECREF(), Py_XINCREF() and Py_XDECREF() now
expand their arguments once instead of multiple times. Patch written by Illia
Polosukhin.

17
Objects/abstract.c
View File

@ -2142,7 +2142,7 @@ call_function_tail(PyObject *callable, PyObject *args)
}
PyObject *
PyObject_CallFunction(PyObject *callable, char *format, ...)
PyObject_CallFunction(PyObject *callable, const char *format, ...)
{
va_list va;
PyObject *args;
@ -2162,7 +2162,7 @@ PyObject_CallFunction(PyObject *callable, char *format, ...)
}
PyObject *
_PyObject_CallFunction_SizeT(PyObject *callable, char *format, ...)
_PyObject_CallFunction_SizeT(PyObject *callable, const char *format, ...)
{
va_list va;
PyObject *args;
@ -2182,7 +2182,7 @@ _PyObject_CallFunction_SizeT(PyObject *callable, char *format, ...)
}
static PyObject*
callmethod(PyObject* func, char *format, va_list va, int is_size_t)
callmethod(PyObject* func, const char *format, va_list va, int is_size_t)
{
PyObject *retval = NULL;
PyObject *args;
@ -2211,7 +2211,7 @@ callmethod(PyObject* func, char *format, va_list va, int is_size_t)
}
PyObject *
PyObject_CallMethod(PyObject *o, char *name, char *format, ...)
PyObject_CallMethod(PyObject *o, const char *name, const char *format, ...)
{
va_list va;
PyObject *func = NULL;
@ -2232,7 +2232,8 @@ PyObject_CallMethod(PyObject *o, char *name, char *format, ...)
}
PyObject *
_PyObject_CallMethodId(PyObject *o, _Py_Identifier *name, char *format, ...)
_PyObject_CallMethodId(PyObject *o, _Py_Identifier *name,
const char *format, ...)
{
va_list va;
PyObject *func = NULL;
@ -2253,7 +2254,8 @@ _PyObject_CallMethodId(PyObject *o, _Py_Identifier *name, char *format, ...)
}
PyObject *
_PyObject_CallMethod_SizeT(PyObject *o, char *name, char *format, ...)
_PyObject_CallMethod_SizeT(PyObject *o, const char *name,
const char *format, ...)
{
va_list va;
PyObject *func = NULL;
@ -2273,7 +2275,8 @@ _PyObject_CallMethod_SizeT(PyObject *o, char *name, char *format, ...)
}
PyObject *
_PyObject_CallMethodId_SizeT(PyObject *o, _Py_Identifier *name, char *format, ...)
_PyObject_CallMethodId_SizeT(PyObject *o, _Py_Identifier *name,
const char *format, ...)
{
va_list va;
PyObject *func = NULL;