diff options
| -rw-r--r-- | winsup/cygwin/fhandler.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc index f7e34c746..01afdb29b 100644 --- a/winsup/cygwin/fhandler.cc +++ b/winsup/cygwin/fhandler.cc @@ -552,7 +552,12 @@ fhandler_base::open (int flags, mode_t mode) syscall_printf ("(%S, %y)", pc.get_nt_native_path (), flags); - pc.get_object_attr (attr, *sec_none_cloexec (flags)); + /* Allow to reopen from handle. This is utilized by + open ("/proc/PID/fd/DESCRIPTOR", ...); */ + if (get_handle ()) + pc.init_reopen_attr (attr, get_handle ()); + else + pc.get_object_attr (attr, *sec_none_cloexec (flags)); options = FILE_OPEN_FOR_BACKUP_INTENT; switch (query_open ()) |