From 86849c088365d68d29ebc72813905309487dc8a9 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Mon, 14 Jan 2019 11:32:28 +0100
Subject: bind: Check for POLLRDHUP on the server if available
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This is a feature on modern Linux.

Thanks to Ludovic Courtès <ludo@gnu.org> for the pointer.

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/bind.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src/bind.c')

diff --git a/src/bind.c b/src/bind.c
index a91b3ad8..4e28f774 100644
--- a/src/bind.c
+++ b/src/bind.c
@@ -345,11 +345,18 @@ static int ssh_bind_poll_callback(ssh_poll_handle sshpoll,
  */
 ssh_poll_handle ssh_bind_get_poll(ssh_bind sshbind)
 {
+    short events = POLLIN;
+
     if (sshbind->poll) {
         return sshbind->poll;
     }
+
+#ifdef POLLRDHUP
+    events |= POLLRDHUP;
+#endif /* POLLRDHUP */
+
     sshbind->poll = ssh_poll_new(sshbind->bindfd,
-                                 POLLIN,
+                                 events,
                                  ssh_bind_poll_callback,
                                  sshbind);
 
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