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Cygwin: proc fd: pass along open mode when reopening file

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The reopen code neglected to pass along the requested open
mode correctly.  This may end up reopening the file with
incorrect access mask, or duplicating the wrong pipe handle.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2019-02-05 15:20:13 +01:00
parent 7225a82c1a
commit 1f6340aa8b
4 changed files with 6 additions and 6 deletions
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4
winsup/cygwin/fhandler_process_fd.cc
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@ -97,7 +97,7 @@ fhandler_process_fd::fetch_fh (HANDLE &out_hdl, uint32_t flags)
}
fhandler_base *
fhandler_process_fd::fd_reopen (int flags)
fhandler_process_fd::fd_reopen (int flags, mode_t mode)
{
fhandler_base *fh;
HANDLE hdl;
@ -106,7 +106,7 @@ fhandler_process_fd::fd_reopen (int flags)
if (!fh)
return NULL;
fh->set_io_handle (hdl);
int ret = fh->open_with_arch (flags, 0);
int ret = fh->open_with_arch (flags, mode);
CloseHandle (hdl);
if (!ret)
{