remove banner if one exists

Former-commit-id: bba39c3 [formerly bba39c3 [formerly bba39c3 [formerly 838e77f]]]
Former-commit-id: a3b325046d7d404351a02459c6ae8a7ac11e25c6
Former-commit-id: 30be7df
Former-commit-id: 6201ac2

Author: AlessandroZ

Windows/lazagne/config/powershell_execute.py

@@ -11,7 +11,7 @@ def powershell_execute(script, function):
 		script = re.sub("Write-Error ","Write-Output ", script, flags=re.I)
 		script = re.sub("Write-Warning ","Write-Output ", script, flags=re.I)
 
-		fullargs = ["powershell.exe", "-C", "-"]
+		fullargs = ["powershell.exe", "-NoProfile", "-NoLogo", "-C", "-"]
 
 		info = subprocess.STARTUPINFO()
 		info.dwFlags = sub.STARTF_USESHOWWINDOW
@@ -35,15 +35,12 @@ def powershell_execute(script, function):
 		p.stdin.write("Write-Host \"[BEGIN]\"\n")
 		p.stdin.write("Write-Host $b\n")
 
-		while True:
-			# begin flag used to remove possible bullshit output print before the function is launched
-			if '[BEGIN]' in p.stdout.readline():
-				# Get the result in base64
-				for i in p.stdout.readline():
-						output += i
-				break
-
-		output = base64.b64decode(output)
+		# begin flag used to remove possible bullshit output print before the function is launched
+		if '[BEGIN]' in p.stdout.readline():
+			# Get the result in base64
+			for i in p.stdout.readline():
+				output += i
+			output = base64.b64decode(output)
 	except Exception, e:
 		pass