oboeware os x patch

gistfile1.diff

diff --git a/oboe/__init__.py b/oboe/__init__.py
index ab4d176..45f7a2d 100644
--- a/oboe/__init__.py
+++ b/oboe/__init__.py
@@ -3,8 +3,6 @@
 Copyright (C) 2012 by Tracelytics, Inc.
 All rights reserved.
 """
-from oboe_ext import Context as SwigContext, Event as SwigEvent, UdpReporter, Metadata
-
 import logging
 import inspect
 import random
@@ -17,6 +15,14 @@ from backport import defaultdict
 
 from decorator import decorator
 
+try:
+    from oboe_ext import Context as SwigContext, Event as SwigEvent, UdpReporter, Metadata
+except ImportError, e:
+    from oboe_noop import Context as SwigContext, Event as SwigEvent, UdpReporter, Metadata
+    print >>sys.stderr, "Tracelytics Oboe warning: module not built on a platform with liboboe "\
+                        "and liboboe-dev installed, running in no-op mode.  Tracing disabled. "\
+                        "Contact [email protected] if this is unexpected."
+
 __version__ = '1.3.0'
 __all__ = ['config', 'Context', 'UdpReporter', 'Event']
 
diff --git a/oboe/rum.py b/oboe/rum.py
index 570d074..7abc79e 100644
--- a/oboe/rum.py
+++ b/oboe/rum.py
@@ -3,8 +3,13 @@
 Copyright (C) 2012 by Tracelytics, Inc.
 All rights reserved.
 """
+import sys
+
+try:
+    from oboe_ext import Context as SwigContext, Event as SwigEvent, UdpReporter, Metadata
+except ImportError, e:
+    from oboe_noop import Context as SwigContext, Event as SwigEvent, UdpReporter, Metadata
 
-from oboe_ext import Context as SwigContext
 import hashlib, binascii, re, logging
 _log = logging.getLogger('oboe')
 
diff --git a/setup.py b/setup.py
index 07105ca..4a5c457 100644
--- a/setup.py
+++ b/setup.py
@@ -4,13 +4,21 @@
  All rights reserved.
 """
 
+import os
 from setuptools import setup, Extension
 version = '1.3.0'
 
-oboe_module = Extension('oboe._oboe_ext',
-                        sources=['oboe/oboe_wrap.cxx'],
-                        depends=['oboe/oboe.hpp'],
-                        libraries=['oboe'])
+# conditionally build extensions if liboboe and liboboe-dev are available on this platform
+# otherwise, will function in no-op mode: no tracing, but all API endpoints available
+can_compile = True
+if can_compile:
+    oboe_module = Extension('oboe._oboe_ext',
+                            sources=['oboe/oboe_wrap.cxx'],
+                            depends=['oboe/oboe.hpp'],
+                            libraries=['oboe'])
+    ext_modules = [oboe_module]
+else:
+    ext_modules = []
 
 setup(name = 'oboe',
       version = version,
@@ -22,7 +30,7 @@ setup(name = 'oboe',
       'for WSGI, Django, and Tornado.',
       long_description = open('README.txt').read(),
       keywords='tracelytics oboe liboboe instrumentation performance wsgi middleware django',
-      ext_modules = [oboe_module],
+      ext_modules = ext_modules,
       packages = ['oboe', 'oboeware'],
       license = 'LICENSE.txt',
       install_requires = ['decorator'],