From 1b80cf69ee365ef7b033f3ac1cfa71057f981266 Mon Sep 17 00:00:00 2001
From: josch <j.schauer@email.de>
Date: Thu, 3 May 2012 10:34:46 +0200
Subject: [PATCH] process synchronization (commented out for now)

---
 bruteforce2.py |  5 ++++-
 bruteforce3.py | 18 ++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/bruteforce2.py b/bruteforce2.py
index 4fc8ed2..9a1d534 100644
--- a/bruteforce2.py
+++ b/bruteforce2.py
@@ -74,12 +74,14 @@ def main():
 
     stuff1 = list()
 
-    for order in itertools.product([0,1,2,3], repeat=8):
+    #for order in itertools.product([True, False], repeat=10):
     #for order in [[True]*12,]:
+    for order in itertools.product([0,1,2,3], repeat=8):
         rests = list()
         layers = list()
 
         it = get_layers(bins, pallet, get_bit(order[0], 0), get_bit(order[0], 1))
+        #it = get_layers(bins, pallet, order[0], False)
         layer, rest = it.next()
         if layer:
             layers.append(layer)
@@ -90,6 +92,7 @@ def main():
         for rot_article in order[1:]:
             try:
                 layer, rest = it.send((get_bit(rot_article,0), get_bit(rot_article,1)))
+                #layer, rest = it.send((rot_article, False))
                 if layer:
                     layers.append(layer)
                 if rest:
diff --git a/bruteforce3.py b/bruteforce3.py
index fa4d1be..38d22df 100644
--- a/bruteforce3.py
+++ b/bruteforce3.py
@@ -10,6 +10,7 @@ from binascii import a2b_base64
 import tempfile
 import os
 import zlib
+import fcntl
 
 def evaluate_layers_rests(layers, rests, scores, pallet):
     rest_layers = list()
@@ -66,6 +67,23 @@ def evaluate_layers_rests(layers, rests, scores, pallet):
             os.remove(tmp)
         scores.append(score)
 
+        """
+        lock = open("score_max.lock", "w")
+        fcntl.lockf(lock, fcntl.LOCK_EX)
+        score_max_f = open("score_max", "w+")
+        score_max = score_max_f.read()
+        if not score_max:
+            score_max = 0.0
+        if score > score_max:
+            shutil.move(tmp, sys.argv[2])
+            score_max_f.write(str(score))
+        else:
+            os.remove(tmp)
+        score_max_f.close()
+        lock.close()
+        scores.append(score)
+        """
+
 def main():
     scores = list()
     for arg in sys.argv[3:]: