1 files changed, 9 insertions, 0 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index bdc055d..238c849 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -4179,6 +4179,15 @@ socket_getaddrinfo(PyObject *self, PyObject *args)
                         "getaddrinfo() argument 2 must be integer or string");
         goto err;
     }
+#ifdef __APPLE__
+    if ((flags & AI_NUMERICSERV) && (pptr == NULL || (pptr[0] == '0' && pptr[1] == 0))) {
+        /* On OSX upto at least OSX 10.8 getaddrinfo crashes
+	 * if AI_NUMERICSERV is set and the servname is NULL or "0".
+	 * This workaround avoids a segfault in libsystem.
+	 */
+        pptr = "00";
+    }
+#endif
     memset(&hints, 0, sizeof(hints));
     hints.ai_family = family;
     hints.ai_socktype = socktype;