Yet another fix for #12763: test_posix failure on OpenIndiana
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index d9d9acb..df597b8 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -4741,7 +4741,13 @@
if (!PyArg_ParseTuple(args, _Py_PARSE_PID "iO&:sched_setscheduler",
&pid, &policy, &convert_sched_param, ¶m))
return NULL;
- if (sched_setscheduler(pid, policy, ¶m))
+
+ /*
+ ** sched_setscheduler() returns 0 in Linux, but
+ ** the previous scheduling policy.
+ ** On error, -1 is returned in all Operative Systems.
+ */
+ if (sched_setscheduler(pid, policy, ¶m) == -1)
return posix_error();
Py_RETURN_NONE;
}