electrum

commit cb09d88322b58db20b576f35a0319131efc20162
parent e5cc79e65ecb77fd8a8d09a7d1b6b61699f43e20
Author: ThomasV <thomasv@gitorious>
Date:   Fri, 24 Apr 2015 21:01:34 +0200

fix bug introduced in 21673c95f4b9546e115fa8a128b0c6bb8c74d4b0

Diffstat:
M
lib/wallet.py
 | 
8
++++++--

1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/lib/wallet.py b/lib/wallet.py
@@ -139,8 +139,12 @@ class WalletStorage(object):
         s = json.dumps(self.data, indent=4, sort_keys=True)
         with open(temp_path, "w") as f:
             f.write(s)
-        os.remove(self.path)
-        os.rename(temp_path, self.path)
+        # perform atomic write on POSIX systems
+        try:
+            os.rename(temp_path, self.path)
+        except:
+            os.remove(self.path)
+            os.rename(temp_path, self.path)
         if 'ANDROID_DATA' not in os.environ:
             import stat
             os.chmod(self.path,stat.S_IREAD | stat.S_IWRITE)