Unthreadify FileCopy in unsquashfs.

src/modules/unsquashfs/filecopy.py

@@ -26,14 +26,12 @@ import os
 import subprocess
 import re
 
-from threading import Thread
-
 
 COPY_CMD = 'rsync -ar --progress %(source)s %(dest)s'
 ON_POSIX = 'posix' in sys.builtin_module_names
 
 
-class FileCopyThread( Thread ):
+class FileCopy:
     """ Update the value of the progress bar so that we get some movement """
     def __init__( self, source, dest, progress_cb ):
         # Environment used for executing rsync properly
@@ -54,13 +52,6 @@ class FileCopyThread( Thread ):
 
         self.progress_cb = progress_cb
 
-        super( FileCopyThread, self ).__init__()
-
-
-    def kill( self ):
-        if self.process.poll() is None:
-            self.process.kill()
-
 
     def run( self ):
         num_files_copied = 0

src/modules/unsquashfs/main.py

@@ -22,7 +22,7 @@ import subprocess
 import tempfile
 
 from libcalamares import *
-from filecopy import FileCopyThread
+from filecopy import FileCopy
 
 
 class UnsquashOperation:
@@ -81,9 +81,8 @@ class UnsquashOperation:
         try:
             subprocess.check_call( [ "mount", entry[ "source" ], entry[ "sourceDir" ], "-t", "squashfs", "-o", "loop" ] )
 
-            t = FileCopyThread( entry[ "sourceDir" ], entry[ "destination" ], self.reportProgress )
-            t.start()
-            t.join()
+            t = FileCopy( entry[ "sourceDir" ], entry[ "destination" ], self.reportProgress )
+            t.run()
         finally:
             subprocess.check_call( [ "umount", "-l", entry[ "sourceDir" ] ] )