1 files changed, 4 insertions, 1 deletions

diff --git a/scripts/builder/main.py b/scripts/builder/main.py
index ecdbf6a..47e10a0 100755
--- a/scripts/builder/main.py
+++ b/scripts/builder/main.py
@@ -83,17 +83,17 @@ def assembleBackend (backend, frontends, versions):
                 backendBuilder.run()
 
 #====================================================================
 
 def build (settings, repository):
         frontends = []
         
         if repository.areTherePendingChanges():
-                if 'install' in settings['versions']:
+                if 'install' in settings['versions'] and not settings['forcedirty']:
                         raise Exception("repository has pending changes, can't 'install'")
                 else:
                         print "\nWARNING: repository has pending changes\n"
 
         for frontend in settings['frontends']:
                 normalizedFrontendName = frontend.replace(".", "_")
                 builderModuleName = normalizedFrontendName + 'Builder'
                 builderClassName  = normalizedFrontendName.title() + 'Builder'
@@ -145,16 +145,19 @@ def allBackends ():
 def main ():
         settings = {}
         parameters = list(itertools.islice(sys.argv, 1, None))
 
         sys.path.append(os.path.join(scriptDir(), 'backends'))
         sys.path.append(os.path.join(scriptDir(), 'frontends'))
         currentRepository = repository.repositoryWithPath(projectBaseDir())
 
+        settings['forcedirty'] = len(parameters)
+        parameters = list(itertools.ifilter(lambda x: not x=='--force-dirty', parameters))
+        settings['forcedirty'] = len(parameters)==settings['forcedirty']
         clean()
         versions = list(itertools.takewhile(lambda x: not x.startswith('--'), parameters))
                 settings['versions']  = versions;       #['debug', 'install', 'development', 'checksum']
         parameters = deque(itertools.dropwhile(lambda x: not x.startswith('--'), parameters))
         
         if len(parameters) > 0:
                 parameter = parameters.popleft()
                 if parameter == "--ALL":