From 6729452e815c8f4733f36deba572ee054113ca2c Mon Sep 17 00:00:00 2001
From: nilshah98
Date: Mon, 24 Jun 2019 16:07:59 +0530
Subject: Recommended changes made

---
 src/frontEnd/Application.py | 42 ++++++++++++++++--------------------------
 1 file changed, 16 insertions(+), 26 deletions(-)

(limited to 'src')

diff --git a/src/frontEnd/Application.py b/src/frontEnd/Application.py
index 4f40650f..974d55f1 100755
--- a/src/frontEnd/Application.py
+++ b/src/frontEnd/Application.py
@@ -30,9 +30,10 @@ import time
 from PyQt4.Qt import QSize
 import sys
 import os
-import time
 
 # Its our main window of application.
+
+
 class Application(QtGui.QMainWindow):
     """This class initializes all objects used in this file(Application.py)."""
     global project_name
@@ -325,34 +326,23 @@ class Application(QtGui.QMainWindow):
         if self.projDir is not None:
             self.obj_Mainview.obj_dockarea.ngspiceEditor(self.projDir)
 
-            # Fail Safe, to never go in infinte loop -
-            '''
-            t_end = time.time() + 5*60
-            while(time.time() < t_end):
-                pass
-            '''
-            # Run the while loop for a max of 300 seconds (5 minutes)
-
-            if("plot_data_i.txt" in os.listdir(self.projDir)):
-                lastModificationTime = os.path.getmtime(self.projDir+"/plot_data_i.txt")
-                newModificationTime = os.path.getmtime(self.projDir+"/plot_data_i.txt")
-
-                while(newModificationTime == lastModificationTime):
-                    newModificationTime = os.path.getmtime(self.projDir+"/plot_data_i.txt")
-                    # Poll for data every 0.2 seconds, so system doesn't crash
-                    time.sleep(0.2)
-                
-            else:
-                files = os.listdir(self.projDir)
-                while("plot_data_i.txt" not in files):
-                    files = os.listdir(self.projDir)
-                    # Poll for data every 0.2 seconds, so system doesn't crash
-                    time.sleep(0.2)
+            currTime = time.time()
+            count = 0
+            while True:
+                try:
+                    st = os.stat(os.path.join(self.projDir, "plot_data_i.txt"))
+                    if st.st_mtime >= currTime:
+                        break
+                except Exception:
+                    pass
+                time.sleep(0.2)
 
+                # Fail Safe ===>
+                count += 1
+                if count >= 100:
+                    raise Exception("ngspice taking too long, check netlist file")
 
-            # time.sleep(2)  # Need permanent solution
             # Calling Python Plotting
-
             try:
                 self.obj_Mainview.obj_dockarea.plottingEditor()
             except Exception as e:
-- 
cgit