From c9c046c365f10f5cbffada921931413edc690dbe Mon Sep 17 00:00:00 2001
From: teor <teor@torproject.org>
Date: Thu, 26 Sep 2019 12:09:56 +1000
Subject: [PATCH] changes: file for 31614

---
 changes/bug31614 | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 changes/bug31614

diff --git a/changes/bug31614 b/changes/bug31614
new file mode 100644
index 0000000000..c425a9fcd4
--- /dev/null
+++ b/changes/bug31614
@@ -0,0 +1,9 @@
+  o Minor bugfixes (logging):
+    - Disable backtrace signal handlers when shutting down tor.
+      Fixes bug 31614; bugfix on 0.2.5.2-alpha.
+    - Add a missing check for HAVE_PTHREAD_H, because the backtrace code uses
+      mutexes. Fixes bug 31614; bugfix on 0.2.5.2-alpha.
+  o Documentation:
+    - Explain why we can't destroy the backtrace buffer mutex. Explain why
+      we don't need to destroy the log mutex.
+      Closes ticket 31736.