On 07/07/2011 08:17 AM, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange@xxxxxxxxxx>
>
> Add some simple wrappers around the fcntl() discretionary file
> locking capability.
>
> * src/util/util.c, src/util/util.h, src/libvirt_private.syms: Add
> virFileLock and virFileUnlock APIs
> ---
> src/libvirt_private.syms | 2 ++
> src/util/util.c | 33 +++++++++++++++++++++++++++++++++
> src/util/util.h | 3 +++
> 3 files changed, 38 insertions(+), 0 deletions(-)
>
>
> +
> +int virFileLock(int fd, bool shared, off_t start, off_t len)
> +{
> + struct flock fl = {
> + .l_type = shared ? F_RDLCK : F_WRLCK,
> + .l_whence = SEEK_SET,
> + .l_start = start,
> + .l_len = len,
> + };
This won't compile on mingw. We need to either make a no-op stub, or
figure out how to do rudimentary file locking on mingw, or get gnulib to
figure it out (probably the first option is easiest for now).
--
Eric Blake eblake@xxxxxxxxxx +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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