Hi, I'd like to publish the fix of swig-py bug in r1915316, the bug which can cause crash, in the release note for Subversion 1.14.
Here is a draft I wrote, but I have no confidence about it. Could anyoune please refine it? [[[ Index: 1.14.html =================================================================== --- 1.14.html (revision 1915486) +++ 1.14.html (working copy) @@ -1494,6 +1494,37 @@ </div> <!-- issues-building-without-swig --> +<div class="h3" id="swig-py-crash-on-replay"> +<h3>SWIG Python bindings crash on repos.replay() API (Subversion 1.14.3 only) + <a class="sectionlink" href="#swig-py-crash-on-replay" + title="Link to this section">¶</a> +</h3> + +<p>Subversion 1.14.3 may crash when using the SWIG Python bindings, +by using <tt>repos.replay()</tt> API for transactions which contain many +changes, or by using it repeatedly.</p> + +<p>This is one of regressions on the fix of +<a href="https://issues.apache.org/jira/browse/SVN-4753";>issue #4916</a>, +<a href="https://issues.apache.org/jira/browse/SVN-4753";>issue #4917</a>, and +<a href="https://issues.apache.org/jira/browse/SVN-4753";>issue #4918</a>, +which are issues on Python reference counts.</p> + +<p>The regressions are double release of the <tt>None</tt> object in +<tt>repos.replay()</tt> and leakage of reference release of the handler +object in <tt>repos.parse_fns3()</tt>. The former can cause crash +except on Python 3.12 (and later).</p> + +<p>This issue is fixed in +<a href="https://svn.apache.org/r1915316";>r1915316</a>, and the patch +(not including additional tests) can be aquired by the command:</p> +<pre> +svn diff -c 1915338 https://svn.apache.org/repos/asf/subversion/branches/1.14.x/subversion/bindings/swig/python/libsvn_swig_py |\ + python3 -c "import re,sys;[print(re.sub(r'^(---|\+\+\+|Index:) ', r'\1 ./subversion/bindings/swig/python/libsvn_swig_py/',l),end='') for l in sys.stdin]" +</pre> + +</div> <!-- swig-py-crash-on-replay --> + <div class="h3" id="ruby-swig-issue-602"> <h3>Ruby bindings require swig 3.0.9 <a class="sectionlink" href="#ruby-swig-issue-602" ]]] Thanks, -- Yasuhito FUTATSUKI <futat...@yf.bsdclub.org>
