https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=9069cb91710d55735af5115681712ba4c2894276
commit 9069cb91710d55735af5115681712ba4c2894276 Author: Corinna Vinschen <[email protected]> Date: Mon Aug 30 21:56:33 2021 +0200 Cygwin: dup: fix handle inheritence for disk file pread/pwrite handle The handle is created non-inheritable but gets inheritable when dup'ing the file descriptor. Fix that. Signed-off-by: Corinna Vinschen <[email protected]> Diff: --- winsup/cygwin/fhandler_disk_file.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc index 6170427b0..33d885819 100644 --- a/winsup/cygwin/fhandler_disk_file.cc +++ b/winsup/cygwin/fhandler_disk_file.cc @@ -1444,7 +1444,7 @@ fhandler_disk_file::dup (fhandler_base *child, int flags) if (!ret && prw_handle && !DuplicateHandle (GetCurrentProcess (), prw_handle, GetCurrentProcess (), &fhc->prw_handle, - 0, TRUE, DUPLICATE_SAME_ACCESS)) + 0, FALSE, DUPLICATE_SAME_ACCESS)) fhc->prw_handle = NULL; return ret; }
