From cff1625f2787e08f33e67f949c0722c0aa05f618 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Mon, 23 Sep 2019 14:27:32 +0200
Subject: Add pselect()

---
 freebsd/sys/kern/sys_generic.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'freebsd/sys/kern')

diff --git a/freebsd/sys/kern/sys_generic.c b/freebsd/sys/kern/sys_generic.c
index 24da3934..cc208d6e 100644
--- a/freebsd/sys/kern/sys_generic.c
+++ b/freebsd/sys/kern/sys_generic.c
@@ -1179,6 +1179,43 @@ select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds,
 		rtems_set_errno_and_return_minus_one(error);
 	}
 }
+
+int
+pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds,
+    const struct timespec *timeout, const sigset_t *set)
+{
+	struct thread *td;
+	int error;
+
+	if (set != NULL) {
+		rtems_set_errno_and_return_minus_one(ENOSYS);
+	}
+
+	td = rtems_bsd_get_curthread_or_null();
+
+	if (td != NULL) {
+		struct timeval tv;
+		struct timeval *tvp;
+
+		if (timeout != NULL) {
+			TIMESPEC_TO_TIMEVAL(&tv, timeout);
+			tvp = &tv;
+		} else {
+			tvp = NULL;
+		}
+
+		error = kern_select(td, nfds, readfds, writefds, errorfds,
+		    tvp, NFDBITS);
+	} else {
+		error = ENOMEM;
+	}
+
+	if (error == 0) {
+		return td->td_retval[0];
+	} else {
+		rtems_set_errno_and_return_minus_one(error);
+	}
+}
 #endif /* __rtems__ */
 
 /* 
-- 
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