Warn about failures to acquire the lock instead of exiting.

diff --git a/jirabot.py b/jirabot.py
index c2fbf06df2b5c3d105dc34456307fedcd96f420d..1a7edcb81ae4d70d6dbd2704ea7aa13bb0063f75 100755 (executable)
--- a/jirabot.py
+++ b/jirabot.py
@@ -118,7 +118,9 @@ while True:
     try:
         os.rename(time_file, time_file_new)
     except OSError:
-        exit()
+        print "warning: could not acquire timestamp lock"
+        time.sleep(17)
+        continue
 
     old_time = int(open(time_file_new).read())
     new_time = old_time