Merged revisions 77241 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r77241 | antoine.pitrou | 2010-01-02 22:12:58 +0100 (sam., 02 janv. 2010) | 4 lines

  Issue #7462: Implement the stringlib fast search algorithm for the `rfind`,
  `rindex`, `rsplit` and `rpartition` methods.  Patch by Florent Xicluna.
........
diff --git a/Objects/stringlib/partition.h b/Objects/stringlib/partition.h
index 105ba31..2f26212 100644
--- a/Objects/stringlib/partition.h
+++ b/Objects/stringlib/partition.h
@@ -58,7 +58,7 @@
     )
 {
     PyObject* out;
-    Py_ssize_t pos, j;
+    Py_ssize_t pos;
 
     if (sep_len == 0) {
         PyErr_SetString(PyExc_ValueError, "empty separator");
@@ -69,20 +69,14 @@
     if (!out)
 	return NULL;
 
-    /* XXX - create reversefastsearch helper! */
-        pos = -1;
-	for (j = str_len - sep_len; j >= 0; --j)
-            if (STRINGLIB_CMP(str+j, sep, sep_len) == 0) {
-                pos = j;
-                break;
-            }
+    pos = fastsearch(str, str_len, sep, sep_len, FAST_RSEARCH);
 
     if (pos < 0) {
 	Py_INCREF(STRINGLIB_EMPTY);
 	PyTuple_SET_ITEM(out, 0, (PyObject*) STRINGLIB_EMPTY);
 	Py_INCREF(STRINGLIB_EMPTY);
 	PyTuple_SET_ITEM(out, 1, (PyObject*) STRINGLIB_EMPTY);
-	Py_INCREF(str_obj);        
+	Py_INCREF(str_obj);
 	PyTuple_SET_ITEM(out, 2, (PyObject*) str_obj);
 	return out;
     }