[libvirt] [PATCH python 10/14] typewrappers: PyInt/PyLong merge for Python3

[Doug Goldstein]

On Mon, Dec 9, 2013 at 9:15 AM, Daniel P. Berrange <berrange at redhat.com> wrote:
> From: "Daniel P. Berrange" <berrange at redhat.com>
>
> In Python3 the PyInt / PyLong types have merged into a single
> PyLong type. Conditionalize the use of PyInt to Python 2 only
>
> Signed-off-by: Daniel P. Berrange <berrange at redhat.com>
> ---
>  typewrappers.c | 33 ++++++++++++++++++++++++++++-----
>  1 file changed, 28 insertions(+), 5 deletions(-)
>
> diff --git a/typewrappers.c b/typewrappers.c
> index 532fe13..7331cbd 100644
> --- a/typewrappers.c
> +++ b/typewrappers.c
> @@ -39,7 +39,11 @@ PyObject *
>  libvirt_intWrap(int val)
>  {
>      PyObject *ret;
> +#if PY_MAJOR_VERSION > 2
> +    ret = PyLong_FromLong((long) val);
> +#else
>      ret = PyInt_FromLong((long) val);
> +#endif
>      return ret;
>  }
>
> @@ -47,7 +51,11 @@ PyObject *
>  libvirt_uintWrap(uint val)
>  {
>      PyObject *ret;
> +#if PY_MAJOR_VERSION > 2
> +    ret = PyLong_FromLong((long) val);
> +#else
>      ret = PyInt_FromLong((long) val);
> +#endif
>      return ret;
>  }
>
> @@ -55,7 +63,7 @@ PyObject *
>  libvirt_longWrap(long val)
>  {
>      PyObject *ret;
> -    ret = PyInt_FromLong(val);
> +    ret = PyLong_FromLong(val);
>      return ret;
>  }
>
> @@ -159,7 +167,11 @@ libvirt_intUnwrap(PyObject *obj, int *val)
>       * to C long type directly. If it is of PyLong_Type, PyInt_AsLong
>       * will call PyLong_AsLong() to deal with it automatically.
>       */
> +#if PY_MAJOR_VERSION > 2
> +    long_val = PyLong_AsLong(obj);
> +#else
>      long_val = PyInt_AsLong(obj);
> +#endif
>      if ((long_val == -1) && PyErr_Occurred())
>          return -1;
>
> @@ -187,7 +199,11 @@ libvirt_uintUnwrap(PyObject *obj, unsigned int *val)
>          return -1;
>      }
>
> +#if PY_MAJOR_VERSION > 2
> +    long_val = PyLong_AsLong(obj);
> +#else
>      long_val = PyInt_AsLong(obj);
> +#endif
>      if ((long_val == -1) && PyErr_Occurred())
>          return -1;
>
> @@ -211,7 +227,7 @@ libvirt_longUnwrap(PyObject *obj, long *val)
>          return -1;
>      }
>
> -    long_val = PyInt_AsLong(obj);
> +    long_val = PyLong_AsLong(obj);
>      if ((long_val == -1) && PyErr_Occurred())
>          return -1;
>
> @@ -229,7 +245,7 @@ libvirt_ulongUnwrap(PyObject *obj, unsigned long *val)
>          return -1;
>      }
>
> -    long_val = PyInt_AsLong(obj);
> +    long_val = PyLong_AsLong(obj);
>      if ((long_val == -1) && PyErr_Occurred())
>          return -1;
>
> @@ -253,10 +269,14 @@ libvirt_longlongUnwrap(PyObject *obj, long long *val)
>          return -1;
>      }
>
> +#if PY_MAJOR_VERSION == 2
>      /* If obj is of PyInt_Type, PyLong_AsLongLong
>       * will call PyInt_AsLong() to handle it automatically.
>       */
>      if (PyInt_Check(obj) || PyLong_Check(obj))
> +#else
> +    if (PyLong_Check(obj))
> +#endif
>          llong_val = PyLong_AsLongLong(obj);
>      else
>          PyErr_SetString(PyExc_TypeError, "an integer is required");
> @@ -272,24 +292,27 @@ int
>  libvirt_ulonglongUnwrap(PyObject *obj, unsigned long long *val)
>  {
>      unsigned long long ullong_val = -1;
> -    long long llong_val;
>
>      if (!obj) {
>          PyErr_SetString(PyExc_TypeError, "unexpected type");
>          return -1;
>      }
>
> +#if PY_MAJOR_VERSION == 2
>      /* The PyLong_AsUnsignedLongLong doesn't check the type of
>       * obj, only accept argument of PyLong_Type, so we check it instead.
>       */
>      if (PyInt_Check(obj)) {
> -        llong_val = PyInt_AsLong(obj);
> +        long long llong_val = PyInt_AsLong(obj);
>          if (llong_val < 0)
>              PyErr_SetString(PyExc_OverflowError,
>                              "negative Python int cannot be converted to C unsigned long long");
>          else
>              ullong_val = llong_val;
>      } else if (PyLong_Check(obj)) {
> +#else
> +    if (PyLong_Check(obj)) {
> +#endif
>          ullong_val = PyLong_AsUnsignedLongLong(obj);
>      } else {
>          PyErr_SetString(PyExc_TypeError, "an integer is required");
> --
> 1.8.3.1
>
> --
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ACK.

-- 
Doug Goldstein