electrum

commit 4bab8b63e192078be98ebbf0e84581b2056b5dc5
parent dc388d4c7c541fadb9869727e359edace4c9f6f0
Author: ThomasV <thomasv@electrum.org>
Date:   Wed, 20 Dec 2017 12:37:45 +0100

fix too short headers file

Diffstat:
M
lib/network.py
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/network.py b/lib/network.py
@@ -949,8 +949,8 @@ class Network(util.DaemonThread):
     def init_headers_file(self):
         b = self.blockchains[0]
         filename = b.path()
-        if not os.path.exists(filename):
-            length = 80 * len(bitcoin.NetworkConstants.CHECKPOINTS) * 2016
+        length = 80 * len(bitcoin.NetworkConstants.CHECKPOINTS) * 2016
+        if not os.path.exists(filename) or os.path.getsize(filename) < length:
             with open(filename, 'wb') as f:
                 if length>0:
                     f.seek(length-1)