setup_ledger.py needs to link against libgmp

main.py

@@ -10,15 +10,13 @@ def bar (str):
 
 register_option ("hello", "h:", foo)
 register_option ("goodbye", "g:", bar)
-print process_arguments (sys.argv[1:])
+args = process_arguments (sys.argv[1:])
 process_environment (os.environ, "TEST_")
 
-sys.exit(0)
-
 parser = TextualParser ()
 register_parser (parser)
 
 journal = Journal ()
-parse_journal_file (sys.argv[1], journal)
+parse_journal_file (args[0], journal)
 
 print journal[-1].payee

setup_ledger.py

@@ -11,5 +11,6 @@ setup(name         = "Ledger",
       ext_modules  = [
     Extension("ledger", ["pyledger.cc"],
 	      define_macros = [('PYTHON_MODULE', None)],
-	      libraries     = ["amounts_bpy", "ledger_bpy", "boost_python",
+	      libraries     = ["amounts_bpy", "gmp",
+			       "ledger_bpy", "boost_python",
 			       "pcre", "xmlparse", "xmltok"])])