From 1e5e09563a4e3b6f094e2634c1453dd4d56e798c Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Mon, 24 Sep 2018 18:56:35 +0200
Subject: [PATCH] socket: Pass MSG_NOSIGNAL to send()

This avoid that we get a SIGPIPE.

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/socket.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/socket.c b/src/socket.c
index d13f6ad3..2c72566d 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -589,13 +589,18 @@ static ssize_t ssh_socket_unbuffered_write(ssh_socket s,
                                            uint32_t len)
 {
     ssize_t w = -1;
+    int flags = 0;
+
+#ifdef MSG_NOSIGNAL
+    flags |= MSG_NOSIGNAL;
+#endif
 
     if (s->data_except) {
         return -1;
     }
 
     if (s->fd_is_socket) {
-        w = send(s->fd_out,buffer, len, 0);
+        w = send(s->fd_out, buffer, len, flags);
     } else {
         w = write(s->fd_out, buffer, len);
     }