From 4f535b88412edf2b61aa2130a6ecd2e6744e6bea Mon Sep 17 00:00:00 2001
From: "Michael I. Bushnell" <mib@gnu.org>
Date: Thu, 9 Nov 1995 18:01:25 +0000
Subject: (S_proc_wait): Also return EBUSY if P->msgportwait, because both
 share the same memory in the proc structure.

---
 proc/wait.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'proc/wait.c')

diff --git a/proc/wait.c b/proc/wait.c
index 267fc618..deac4e3e 100644
--- a/proc/wait.c
+++ b/proc/wait.c
@@ -222,7 +222,7 @@ S_proc_wait (struct proc *p,
   if (options & WNOHANG)
     return EWOULDBLOCK;
 
-  if (p->p_waiting)
+  if (p->p_waiting || p->msgportwait)
     return EBUSY;
   
   p->p_waiting = 1;
-- 
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