A patch for mongo-2.2.0 to fix build error with --use-system-sm

mongo-220-sm.diff

diff --git a/src/mongo/SConscript b/src/mongo/SConscript
index 06022a1..e1dd08f 100644
--- a/src/mongo/SConscript
+++ b/src/mongo/SConscript
@@ -175,7 +175,7 @@ env.CppUnitTest('bson_template_evaluator_test', ['scripting/bson_template_evalua
 
 if usesm:
     env.StaticLibrary('scripting', scripting_common_files + ['scripting/engine_spidermonkey.cpp'],
-                      LIBDEPS=['$BUILD_DIR/third_party/js-1.7/js', 'bson_template_evaluator'])
+                      LIBDEPS=['$BUILD_DIR/third_party/shim_spidermonkey', 'bson_template_evaluator'])
 elif usev8:
     env.StaticLibrary('scripting', scripting_common_files + ['scripting/engine_v8.cpp',
                                                              'scripting/v8_db.cpp',
diff --git a/src/third_party/SConscript b/src/third_party/SConscript
index 5a53571..e4d7a63 100644
--- a/src/third_party/SConscript
+++ b/src/third_party/SConscript
@@ -33,6 +33,10 @@ else:
     env.StaticLibrary('shim_snappy', ['shim_snappy.cpp'], LIBDEPS=['snappy/snappy'])
 
 if use_system_version_of_library("sm"):
+    if windows:
+        env.Append(CPPDEFINES=['XP_WIN'])
+    else:
+        env.Append(CPPDEFINES=['XP_UNIX'])
     env.StaticLibrary("shim_spidermonkey", ['shim_spidermonkey.cpp'], SYSLIBDEPS=['js'])
 else:
     if windows: