diff options
Diffstat (limited to 'Modules/selectmodule.c')
| -rw-r--r-- | Modules/selectmodule.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c index dc3b521..3913181 100644 --- a/Modules/selectmodule.c +++ b/Modules/selectmodule.c @@ -215,9 +215,14 @@ select_select(self, args) PyObject *self; PyObject *args; { +#ifdef MS_WINDOWS + /* This would be an awful lot of stack space on Windows! */ + pylist *rfd2obj, *wfd2obj, *efd2obj; +#else pylist rfd2obj[FD_SETSIZE + 3]; pylist wfd2obj[FD_SETSIZE + 3]; pylist efd2obj[FD_SETSIZE + 3]; +#endif PyObject *ifdlist, *ofdlist, *efdlist; PyObject *ret = NULL; PyObject *tout = Py_None; @@ -258,6 +263,18 @@ select_select(self, args) return NULL; } +#ifdef MS_WINDOWS + /* Allocate memory for the lists */ + rfd2obj = PyMem_NEW(pylist, FD_SETSIZE + 3); + wfd2obj = PyMem_NEW(pylist, FD_SETSIZE + 3); + efd2obj = PyMem_NEW(pylist, FD_SETSIZE + 3); + if (rfd2obj == NULL || wfd2obj == NULL || efd2obj == NULL) { + PyMem_XDEL(rfd2obj); + PyMem_XDEL(wfd2obj); + PyMem_XDEL(efd2obj); + return NULL; + } +#endif /* Convert lists to fd_sets, and get maximum fd number * propagates the Python exception set in list2set() */ @@ -311,6 +328,11 @@ select_select(self, args) reap_obj(rfd2obj); reap_obj(wfd2obj); reap_obj(efd2obj); +#ifdef MS_WINDOWS + PyMem_DEL(rfd2obj); + PyMem_DEL(wfd2obj); + PyMem_DEL(efd2obj); +#endif return ret; } |