Corrected return type and value information for PyUnicode_Count() and
PyUnicode_Find().
This closes SF bug #566631.
diff --git a/Doc/api/concrete.tex b/Doc/api/concrete.tex
index 2face20..bf4456a 100644
--- a/Doc/api/concrete.tex
+++ b/Doc/api/concrete.tex
@@ -1325,23 +1325,27 @@
match, \var{direction} == 1 a suffix match), 0 otherwise.
\end{cfuncdesc}
-\begin{cfuncdesc}{PyObject*}{PyUnicode_Find}{PyObject *str,
- PyObject *substr,
- int start,
- int end,
- int direction}
+\begin{cfuncdesc}{int}{PyUnicode_Find}{PyObject *str,
+ PyObject *substr,
+ int start,
+ int end,
+ int direction}
Return the first position of \var{substr} in
\var{str}[\var{start}:\var{end}] using the given \var{direction}
(\var{direction} == 1 means to do a forward search,
- \var{direction} == -1 a backward search), 0 otherwise.
+ \var{direction} == -1 a backward search). The return value is the
+ index of the first match; a value of \code{-1} indicates that no
+ match was found, and \code{-2} indicates that an error occurred and
+ an exception has been set.
\end{cfuncdesc}
-\begin{cfuncdesc}{PyObject*}{PyUnicode_Count}{PyObject *str,
- PyObject *substr,
- int start,
- int end}
- Count the number of occurrences of \var{substr} in
- \var{str}[\var{start}:\var{end}]
+\begin{cfuncdesc}{int}{PyUnicode_Count}{PyObject *str,
+ PyObject *substr,
+ int start,
+ int end}
+ Return the number of non-overlapping occurrences of \var{substr} in
+ \code{\var{str}[\var{start}:\var{end}]}. Returns \code{-1} if an
+ error occurred.
\end{cfuncdesc}
\begin{cfuncdesc}{PyObject*}{PyUnicode_Replace}{PyObject *str,