Hurd: fix fdatasync/fsync if the fd does not support file_sync

Handle the case of the fd port implementing a stub (EOPNOTSUPP),
properly returning EINVAL.
This commit is contained in:
Pino Toscano 2012-10-29 19:35:56 +01:00
parent 8bece75210
commit 94ce799f82
3 changed files with 18 additions and 2 deletions

View file

@ -1,5 +1,9 @@
2012-10-29 Pino Toscano <toscano.pino@tiscali.it>
* sysdeps/mach/hurd/fdatasync.c: Turn ERR into EINVAL if it is
EOPNOTSUPP.
* sysdeps/mach/hurd/fsync.c: Likewise.
* sysdeps/pthread/aio_notify.c (__aio_notify_only)
[_POSIX_REALTIME_SIGNALS]: Change condition to
[_POSIX_REALTIME_SIGNALS > 0].

View file

@ -26,6 +26,12 @@ fdatasync (int fd)
{
error_t err = HURD_DPORT_USE (fd, __file_sync (port, 1, 1));
if (err)
return __hurd_dfail (fd, err);
{
if (err == EOPNOTSUPP)
/* If the file descriptor does not support sync, return EINVAL
as POSIX specifies. */
err = EINVAL;
return __hurd_dfail (fd, err);
}
return 0;
}

View file

@ -27,6 +27,12 @@ fsync (fd)
{
error_t err = HURD_DPORT_USE (fd, __file_sync (port, 1, 0));
if (err)
return __hurd_dfail (fd, err);
{
if (err == EOPNOTSUPP)
/* If the file descriptor does not support sync, return EINVAL
as POSIX specifies. */
err = EINVAL;
return __hurd_dfail (fd, err);
}
return 0;
}