diff options
Diffstat (limited to 'winsup/cygwin/net.cc')
-rw-r--r-- | winsup/cygwin/net.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc index 053c66718..e81de79c1 100644 --- a/winsup/cygwin/net.cc +++ b/winsup/cygwin/net.cc @@ -636,6 +636,11 @@ fdsock (cygheap_fdmanip& fd, const device *dev, SOCKET soc) system_printf ("getsockopt(SO_SNDBUF) failed, %u", WSAGetLastError ()); } + /* A unique ID is necessary to recognize fhandler entries which are + duplicated by dup(2) or fork(2). This is used in BSD flock calls + to identify the descriptor. */ + ((fhandler_socket *) fd)->set_unique_id (); + return true; } |