fix bug introduced in 21673c95f4

2015-04-24 21:01:34 +02:00 · 2015-04-24 21:01:34 +02:00 · cb09d88322
parent e5cc79e65e
commit cb09d88322
1 changed files with 6 additions and 2 deletions
--- 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)