[pypy-commit] cffi default: Makes no sense to declare fields that we are not using.

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r636:8f9e654c4238
Date: 2012-07-13 19:54 +0200
http://bitbucket.org/cffi/cffi/changeset/8f9e654c4238/

Log:	Makes no sense to declare fields that we are not using.

diff --git a/demo/btrfs-snap.py b/demo/btrfs-snap.py
--- a/demo/btrfs-snap.py
+++ b/demo/btrfs-snap.py
@@ -15,14 +15,10 @@
 
 ffi.cdef("""
     #define BTRFS_IOC_SNAP_CREATE_V2 ...
-    // needed for some fields
-    typedef unsigned long long __u64;
     struct btrfs_ioctl_vol_args_v2 {
         int64_t fd;
-        __u64 transid;
-        __u64 flags;
-        __u64 unused[4];
-        char name[]; ...;
+        char name[];
+        ...;
     };
 """)