From 3c3589125df23188c75a3960bf276832b5504a94 Mon Sep 17 00:00:00 2001
From: Baruch Sterin <baruchs@gmail.com>
Date: Sat, 7 Dec 2013 00:44:57 -0800
Subject: fixes for simple_livness

---
 scripts/new_abc_commands.py | 27 +++++++++++++++------------
 scripts/niklas.py           | 41 +++++++++++++++++++++++++----------------
 2 files changed, 40 insertions(+), 28 deletions(-)

(limited to 'scripts')

diff --git a/scripts/new_abc_commands.py b/scripts/new_abc_commands.py
index bf6730bf..22718f07 100644
--- a/scripts/new_abc_commands.py
+++ b/scripts/new_abc_commands.py
@@ -214,23 +214,26 @@ proof_command_wrapper(par.simple_bip,  'HWMCC13', '/simple_bip_aiger',  0)
 proof_command_wrapper(par.simple_sat,  'HWMCC13', '/simple_sat_aiger',  0)
 proof_command_wrapper(par.mp,  'HWMCC13', '/multi_prove_aiger',  0, multi=True)
 
-from niklas import run_niklas_multi
-
 def simple_liveness_prooffunc(aig_filename):
     
+    import niklas
+    from pyaig import utils
+
     def simplify(aiger_in, aiger_out):
         
-        saved = utils.save_po_info(aiger_in, tmp[0])
-        
-        par.read_file_quiet(tmp[0])
-        par.pre_simp()
-        pyabc.run_command( 'write_aiger %s'%tmp[1] )
+        with niklas.temp_file_names(2, suffix='.aig') as tmp:
 
-        #~ pyabc.run_command( 'read_aiger %s'%tmp[0] )
-        #~ pyabc.run_command( 'dc2 ; dc2 ; dc2 ; dc2' )
-        #~ pyabc.run_command( 'write_aiger %s'%tmp[1] )
+            saved = utils.save_po_info(aiger_in, tmp[0])
+            
+            par.read_file_quiet(tmp[0])
+            
+            par.pre_simp()
+            
+            pyabc.run_command( 'write_aiger %s'%tmp[1] )
 
-        utils.restore_po_info( saved, tmp[1], aiger_out )
+            utils.restore_po_info( saved, tmp[1], aiger_out )
+            
+            return True
         
     def report_result(id, res):
         
@@ -246,7 +249,7 @@ def simple_liveness_prooffunc(aig_filename):
         return False
 
     try:
-        run_niklas_multi(aig_filename, simplify=simplify, report_result=report_result)
+        niklas.run_niklas_multi(aig_filename, simplify=simplify, report_result=report_result)
     except:
         import traceback
         traceback.print_exc()
diff --git a/scripts/niklas.py b/scripts/niklas.py
index cfab8acc..882bd0a7 100644
--- a/scripts/niklas.py
+++ b/scripts/niklas.py
@@ -47,21 +47,24 @@ def parse_bip_status(status):
 
 def run_bip(args, aiger):
 
-    with temp_file_names(1) as tmpnames:
-
-        args = [
-            'bip',
-            '-abc',
-            '-input=%s'%aiger,
-            '-output=%s'%tmpnames[0],
-        ] + args;
-        
-        rc = subprocess.call(args, preexec_fn=pyabc._set_death_signal)
-        
-        if rc!=0:
-            return None
+    import redirect
+    with redirect.redirect():
+
+        with temp_file_names(1) as tmpnames:
+
+            args = [
+                'bip',
+                '-abc',
+                '-input=%s'%aiger,
+                '-output=%s'%tmpnames[0],
+            ] + args;
             
-        return parse_bip_status(tmpnames[0])
+            rc = subprocess.call(args, preexec_fn=pyabc._set_death_signal)
+            
+            if rc!=0:
+                return None
+                
+            return parse_bip_status(tmpnames[0])
 
 from pyaig import AIG, read_aiger, write_aiger, utils
 
@@ -95,17 +98,23 @@ def run_niklas_single(aiger, simplify, report_result, timeout=None):
             
             for id, res in splitter:
                 
+                print 'NIKLAS: process %d finished with'%id, res
+                
                 if id == sleep_id:
+                    print 'NIKLAS: timeout'
                     return False
                 
-                if id == simplifier_id:
+                elif id == simplifier_id:
+                    print 'NIKLAS: simplify ended'
                     if not res:
                         continue
+                    print 'NIKLAS: killing'
                     splitter.kill(kill_if_simplified)
                     splitter.fork_all( simplified_funcs )
                     continue
                     
-                if report_result(res):
+                elif report_result(res):
+                    print 'NIKLAS: RESULT'
                     return True
 
     return False
-- 
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