[orca] Dump all threads if faulthandler enabled with debug file

[Joanmarie Diggs <joanied src gnome org>]

commit 295f70d9113d686046b6d46d0a7760c683112e43
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Feb 1 17:31:32 2021 +0100

    Dump all threads if faulthandler enabled with debug file

 src/orca/orca.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/orca.py b/src/orca/orca.py
index edb504893..0da11578d 100644
--- a/src/orca/orca.py
+++ b/src/orca/orca.py
@@ -714,7 +714,8 @@ exitCount = 0
 def shutdownOnSignal(signum, frame):
     global exitCount
 
-    msg = 'ORCA: Shutting down and exiting due to signal=%d' % signum
+    msg = 'ORCA: Shutting down and exiting due to signal=%d (%s)' % \
+        (signum, signal.strsignal(signum))
     debug.println(debug.LEVEL_INFO, msg, True)
 
     # Well...we'll try to exit nicely, but if we keep getting called,
@@ -765,7 +766,7 @@ def main(cacheValues=True):
     debug.println(debug.LEVEL_INFO, "ORCA: Launching (main).", True)
 
     if debug.debugFile and os.path.exists(debug.debugFile.name):
-        faulthandler.enable(file=debug.debugFile, all_threads=False)
+        faulthandler.enable(file=debug.debugFile, all_threads=True)
     else:
         faulthandler.enable(all_threads=False)