diff options
Diffstat (limited to 'otherlibs/win32unix/socket.c')
| -rw-r--r-- | otherlibs/win32unix/socket.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/otherlibs/win32unix/socket.c b/otherlibs/win32unix/socket.c index 4aabe5e45..908ffb729 100644 --- a/otherlibs/win32unix/socket.c +++ b/otherlibs/win32unix/socket.c @@ -33,6 +33,7 @@ CAMLprim value unix_socket(domain, type, proto) value domain, type, proto; { SOCKET s; + int oldvalue, oldvaluelen, newvalue, retcode; #ifndef HAS_IPV6 /* IPv6 requires WinSock2, we must raise an error on PF_INET6 */ @@ -42,9 +43,23 @@ CAMLprim value unix_socket(domain, type, proto) } #endif + oldvaluelen = sizeof(oldvalue); + retcode = getsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE, + (char *) &oldvalue, &oldvaluelen); + if (retcode == 0) { + /* Set sockets to synchronous mode */ + newvalue = SO_SYNCHRONOUS_NONALERT; + setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE, + (char *) &newvalue, sizeof(newvalue)); + } s = socket(socket_domain_table[Int_val(domain)], socket_type_table[Int_val(type)], Int_val(proto)); + if (retcode == 0) { + /* Restore initial mode */ + setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE, + (char *) &oldvalue, oldvaluelen); + } if (s == INVALID_SOCKET) { win32_maperr(WSAGetLastError()); uerror("socket", Nothing); |