From 880c59d1890286899a49be8c743f23889c42e137 Mon Sep 17 00:00:00 2001
From: Niklas Haas <git@haasn.xyz>
Date: Wed, 31 Oct 2018 05:34:21 +0100
Subject: ipc-unix: don't blow up on readonly fd://

On my system, when trying to use mpv with a read-only fd created by
python 3.7, `send` triggers ENOTSOCK, not EBADF. Extend the logic to
detect non-writable fds by this `errno`.
---
 input/ipc-unix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/input/ipc-unix.c b/input/ipc-unix.c
index ff8327b178..a9cb66e2c6 100644
--- a/input/ipc-unix.c
+++ b/input/ipc-unix.c
@@ -73,7 +73,7 @@ static int ipc_write_str(struct client_arg *client, const char *buf)
             if (rc == 0)
                 return -1;
 
-            if (errno == EBADF) {
+            if (errno == EBADF || errno == ENOTSOCK) {
                 client->writable = false;
                 return 0;
             }
-- 
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