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Cygwin: flock: drop checking for artificial console handles 

They have been used up to Windows 7 only.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2022-11-15 21:51:14 +01:00
parent a3af720dee
commit df680fb62d
1 changed files with 2 additions and 4 deletions
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winsup/cygwin/flock.cc
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@ -951,10 +951,8 @@ fhandler_base::lock (int a_op, struct flock *fl)
a_flags = F_POSIX; /* default */
/* FIXME: For BSD flock(2) we need a valid, per file table entry OS handle.
Therefore we can't allow using flock(2) on nohandle devices and
pre-Windows 8 console handles (recognized by their odd handle value). */
if ((a_flags & F_FLOCK)
&& (nohandle () || (((uintptr_t) get_handle () & 0x3) == 0x3)))
Therefore we can't allow using flock(2) on nohandle devices. */
if ((a_flags & F_FLOCK) && nohandle ())
{
set_errno (EINVAL);
debug_printf ("BSD locking on nohandle and old-style console devices "