--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python/c3/builder.py	Fri Mar 22 15:12:38 2013 +0100
@@ -0,0 +1,42 @@
+import ppci
+from . import Parser, Semantics, TypeChecker, Analyzer, CodeGenerator, AstPrinter
+
+class Builder:
+   def __init__(self, diag):
+      self.diag = diag
+      self.sema = Semantics(diag)
+      self.p = Parser(self.sema, diag)
+      self.tc = TypeChecker(diag)
+      self.al = Analyzer(diag)
+      self.cg = CodeGenerator()
+      self.ap = AstPrinter()
+   def build(self, src):
+      # Store src for later:
+      self.src = src
+      print('[0] source:')
+      print(src)
+      print('[1] parsing')
+      self.p.parseSource(src)
+      ok = len(self.diag.diags) == 0
+      if not ok:
+         return
+      pkg = self.sema.mod
+      self.pkg = pkg
+      self.al.analyzePackage(pkg)
+      self.tc.checkPackage(pkg)
+      print('{0} errors'.format(len(self.diag.diags)))
+
+      for d in self.diag.diags:
+         print('ERROR:')
+         ppci.printError(src, d)
+      print('[2] ast:')
+      self.ap.printAst(pkg)
+
+      #printAst(sema.mod)
+
+      ok = len(self.diag.diags) == 0
+      if ok:
+         print('Generating ir-code')
+         i = cg.gencode(pkg)
+         return i
+