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Cygwin: fhandler_base::dup Reflect O_CLOEXEC to inheritance flag. 

- Currently fhandler_base::dup duplicates handles with bInheritHandle
  TRUE unconditionally. This patch reflects O_CLOEXEC flag to that
  parameter.
This commit is contained in:
Takashi Yano 2021-09-14 12:48:03 +09:00 committed by Corinna Vinschen
parent 8985f1c7c4
commit 3e80b12fde
1 changed files with 2 additions and 2 deletions
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4
winsup/cygwin/fhandler.cc
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@ -1308,7 +1308,7 @@ fhandler_base::init (HANDLE f, DWORD a, mode_t bin)
} }
int int
fhandler_base::dup (fhandler_base *child, int) fhandler_base::dup (fhandler_base *child, int flags)
{ {
debug_printf ("in fhandler_base dup"); debug_printf ("in fhandler_base dup");
@ -1317,7 +1317,7 @@ fhandler_base::dup (fhandler_base *child, int)
{ {
if (!DuplicateHandle (GetCurrentProcess (), get_handle (), if (!DuplicateHandle (GetCurrentProcess (), get_handle (),
GetCurrentProcess (), &nh, GetCurrentProcess (), &nh,
0, TRUE, DUPLICATE_SAME_ACCESS)) 0, !(flags & O_CLOEXEC), DUPLICATE_SAME_ACCESS))
{ {
debug_printf ("dup(%s) failed, handle %p, %E", debug_printf ("dup(%s) failed, handle %p, %E",
get_name (), get_handle ()); get_name (), get_handle ());