shithub: aubio

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python/ext/py-fft.c: improve error message, dont delete if not created

--- a/python/ext/py-fft.c

+++ b/python/ext/py-fft.c

@@ -51,9 +51,11 @@

 {

   self->o = new_aubio_fft (self->win_s);

   if (self->o == NULL) {

-    char_t errstr[30];

-    sprintf(errstr, "error creating fft with win_s=%d", self->win_s);

-    PyErr_SetString (PyExc_Exception, errstr);

+    PyErr_Format(PyExc_RuntimeError,

+        "error creating fft with win_s=%d "

+        "(should be a power of 2 greater than 1; "

+        "try recompiling aubio with --enable-fftw3)",

+        self->win_s);

     return -1;

   }

@@ -68,7 +70,9 @@

 {

   Py_XDECREF(self->doout);

   Py_XDECREF(self->rdoout);

-  del_aubio_fft(self->o);

+  if (self->o) {

+    del_aubio_fft(self->o);

+  }

   Py_TYPE(self)->tp_free((PyObject *) self);

 }