From 36a2aa754ad516caaa5a27e8c256c37ef9239f8d Mon Sep 17 00:00:00 2001
From: Joel Bender <joel@carrickbender.com>
Date: Sat, 23 Jan 2016 21:22:21 -0500
Subject: [PATCH] match darwin as well as linux for triggers, which fixes a
 really irritating bug in MacOS that kept applications from quitting correctly
 and they would have to be killed

---
 py25/bacpypes/task.py | 6 ++++--
 py27/bacpypes/task.py | 6 ++++--
 py34/bacpypes/task.py | 6 ++++--
 3 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/py25/bacpypes/task.py b/py25/bacpypes/task.py
index 7e5d22b..6d0ffab 100755
--- a/py25/bacpypes/task.py
+++ b/py25/bacpypes/task.py
@@ -21,7 +21,7 @@ _task_manager = None
 _unscheduled_tasks = []
 
 # only defined for linux platforms
-if 'linux' in sys.platform:
+if sys.platform.startswith(('linux', 'darwin')):
     from .event import WaitableEvent
     #
     #   _Trigger
@@ -39,6 +39,8 @@ if 'linux' in sys.platform:
             # read in the character, highlander
             data = self.recv(1)
             if _debug: _Trigger._debug("    - data: %r", data)
+else:
+    _Trigger = None
 
 #
 #   _Task
@@ -257,7 +259,7 @@ class TaskManager(SingletonLogging):
 
         # initialize
         self.tasks = []
-        if 'linux' in sys.platform:
+        if _Trigger:
             self.trigger = _Trigger()
         else:
             self.trigger = None
diff --git a/py27/bacpypes/task.py b/py27/bacpypes/task.py
index 99e3ec1..34d5cc6 100755
--- a/py27/bacpypes/task.py
+++ b/py27/bacpypes/task.py
@@ -21,7 +21,7 @@ _task_manager = None
 _unscheduled_tasks = []
 
 # only defined for linux platforms
-if 'linux' in sys.platform:
+if sys.platform.startswith(('linux', 'darwin')):
     from .event import WaitableEvent
     #
     #   _Trigger
@@ -39,6 +39,8 @@ if 'linux' in sys.platform:
             # read in the character, highlander
             data = self.recv(1)
             if _debug: _Trigger._debug("    - data: %r", data)
+else:
+    _Trigger = None
 
 #
 #   _Task
@@ -253,7 +255,7 @@ class TaskManager(SingletonLogging):
 
         # initialize
         self.tasks = []
-        if 'linux' in sys.platform:
+        if _Trigger:
             self.trigger = _Trigger()
         else:
             self.trigger = None
diff --git a/py34/bacpypes/task.py b/py34/bacpypes/task.py
index 99e3ec1..34d5cc6 100755
--- a/py34/bacpypes/task.py
+++ b/py34/bacpypes/task.py
@@ -21,7 +21,7 @@ _task_manager = None
 _unscheduled_tasks = []
 
 # only defined for linux platforms
-if 'linux' in sys.platform:
+if sys.platform.startswith(('linux', 'darwin')):
     from .event import WaitableEvent
     #
     #   _Trigger
@@ -39,6 +39,8 @@ if 'linux' in sys.platform:
             # read in the character, highlander
             data = self.recv(1)
             if _debug: _Trigger._debug("    - data: %r", data)
+else:
+    _Trigger = None
 
 #
 #   _Task
@@ -253,7 +255,7 @@ class TaskManager(SingletonLogging):
 
         # initialize
         self.tasks = []
-        if 'linux' in sys.platform:
+        if _Trigger:
             self.trigger = _Trigger()
         else:
             self.trigger = None