diff options
Diffstat (limited to 'Modules/socketmodule.c')
| -rw-r--r-- | Modules/socketmodule.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c index d14910a613..76d860cac5 100644 --- a/Modules/socketmodule.c +++ b/Modules/socketmodule.c @@ -2244,8 +2244,10 @@ sock_listen(PySocketSockObject *s, PyObject *arg) if (backlog == -1 && PyErr_Occurred()) return NULL; Py_BEGIN_ALLOW_THREADS - if (backlog < 1) - backlog = 1; + /* To avoid problems on systems that don't allow a negative backlog + * (which doesn't make sense anyway) we force a minimum value of 0. */ + if (backlog < 0) + backlog = 0; res = listen(s->sock_fd, backlog); Py_END_ALLOW_THREADS if (res < 0) @@ -2258,8 +2260,9 @@ PyDoc_STRVAR(listen_doc, "listen(backlog)\n\ \n\ Enable a server to accept connections. The backlog argument must be at\n\ -least 1; it specifies the number of unaccepted connection that the system\n\ -will allow before refusing new connections."); +least 0 (if it is lower, it is set to 0); it specifies the number of\n\ +unaccepted connections that the system will allow before refusing new\n\ +connections."); #ifndef NO_DUP @@ -2826,14 +2829,24 @@ sock_sendto(PySocketSockObject *s, PyObject *args) Py_ssize_t len; sock_addr_t addrbuf; int addrlen, n = -1, flags, timeout; + int arglen; flags = 0; - if (!PyArg_ParseTuple(args, "s*O:sendto", &pbuf, &addro)) { - PyErr_Clear(); - if (!PyArg_ParseTuple(args, "s*iO:sendto", - &pbuf, &flags, &addro)) - return NULL; + arglen = PyTuple_Size(args); + switch(arglen) { + case 2: + PyArg_ParseTuple(args, "s*O:sendto", &pbuf, &addro); + break; + case 3: + PyArg_ParseTuple(args, "s*iO:sendto", &pbuf, &flags, &addro); + break; + default: + PyErr_Format(PyExc_TypeError, "sendto() takes 2 or 3" + " arguments (%d given)", arglen); } + if (PyErr_Occurred()) + return NULL; + buf = pbuf.buf; len = pbuf.len; |