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* fhandler.cc (fhandler_base::set_inheritance): If available,

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use SetHandleInformation() to set inheritance.
        * wincap.cc: Set flag has_set_handle_information_on_console_handles
        appropriately.
        * wincap.h: Add flag has_set_handle_information_on_console_handles.
This commit is contained in:
Corinna Vinschen
2001-09-20 08:02:01 +00:00
parent 7141383a86
commit f4e6b76a05
4 changed files with 27 additions and 2 deletions
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8
winsup/cygwin/fhandler.cc
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@@ -1522,8 +1522,12 @@ fhandler_base::set_inheritance (HANDLE &h, int not_inheriting, const char *namep
{
HANDLE newh;
if (!DuplicateHandle (hMainProc, h, hMainProc, &newh, 0, !not_inheriting,
DUPLICATE_SAME_ACCESS))
if (wincap.has_set_handle_information () && (!is_console () ||
wincap.has_set_handle_information_on_console_handles ()))
(void) SetHandleInformation (h, HANDLE_FLAG_INHERIT,
not_inheriting ? 0 : HANDLE_FLAG_INHERIT);
else if (!DuplicateHandle (hMainProc, h, hMainProc, &newh, 0, !not_inheriting,
DUPLICATE_SAME_ACCESS))
debug_printf ("DuplicateHandle %E");
#ifndef DEBUGGING
else