--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Options.py	Sun Sep 16 21:29:22 2012 +0200
@@ -0,0 +1,32 @@
+#!/usr/bin/env python -O
+
+import xml.dom.minidom, sys, re
+
+class Config:
+    def __init__(self, path):
+        self.document = xml.dom.minidom.parse(path)
+
+    @staticmethod
+    def getOption(node, option, match):
+        for potentialMatch in node.childNodes:
+            if potentialMatch.nodeName == "option":
+                if potentialMatch.hasAttribute('match'):
+                    matchstr = potentialMatch.getAttribute('match')
+                    try:
+                        prog = re.compile(matchstr)
+                    except:
+                        raise xml.dom.SyntaxErr(matchstr
+                                                +
+                            " is not a valid value for attribute match")
+                    if prog.match(match):
+                        res = Config.getOption(potentialMatch, option, match)
+                        if not res:
+                            res = potentialMatch.getAttribute('cxxflags')
+                        return res                        
+        return None
+
+    def getCxxflags(self, name):
+        value = self.getOption(self.document.childNodes[0], 'Cxxflags', name)
+        if not value:
+            raise xml.dom.NotFoundErr()
+        return value

--- a/codeOptimizer.py	Sun Sep 16 10:35:39 2012 +0200
+++ b/codeOptimizer.py	Sun Sep 16 21:29:22 2012 +0200
@@ -4,6 +4,7 @@
 
 from Compilable import Compilable
 from DepGraph import DepGraph
+from Options import Config
 
 
 
@@ -19,18 +20,19 @@
         return True
     return False
 
-
-infiles = sys.argv[1:]
+try:
+    options = Config(sys.argv[1])
+except:
+    print sys.argv[1] + ' is not a valid xml file'
+infiles = sys.argv[2:]
 
 files = {}
 unknown = []
 
-flags = '-DHAS_BOOST -DQT_NO_DEBUG -DQT_OPENGL_LIB -DQT_XML_LIB -DQT_SQL_LIB -O3 -Wall -I/opt/local/include -I/Users/bfg/QtSDK/Desktop/Qt/4.8.1/gcc/include -F/Users/bfg/QtSDK/Desktop/Qt/4.8.1/gcc/lib -I/Users/bfg/QtSDK/Desktop/Qt/4.8.1/gcc/include/QtOpenGL -I/Users/bfg/QtSDK/Desktop/Qt/4.8.1/gcc/include/QtXml -I/Users/bfg/QtSDK/Desktop/Qt/4.8.1/gcc/include/QtSql -I/Users/bfg/projects/dedupe'
-
 for file in infiles:
     if isHppfile(file) or isCppfile(file):
         c = Compilable(file)
-        c.setFlags(flags)
+        c.setFlags(options.getCxxflags(file))
         files[file] = c
     else:
         unknown.append(file)
@@ -52,7 +54,7 @@
 for file in files:
     if not file.worksWithoutModifications():
         print file.path
-        raise SystemExit(str.join(file.path)  + " does not compile at all")
+        raise SystemExit(file.path  + " does not compile at all")
 
 for file in files:
     removable = file.removeRemovableIncludes()