From ccfbe319d1b03e07e5fc96b080a78fd44c230040 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 19 Nov 2015 15:09:33 +0100
Subject: [PATCH] mkv muxer: handle EAGAIN in the write loop

---
 src/muxer/muxer_mkv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/muxer/muxer_mkv.c b/src/muxer/muxer_mkv.c
index 906b00b1b..3b50dc3ca 100644
--- a/src/muxer/muxer_mkv.c
+++ b/src/muxer/muxer_mkv.c
@@ -471,6 +471,8 @@ mk_write_to_fd(mk_muxer_t *mk, htsbuf_queue_t *hq)
     ssize_t r;
     int iovcnt = i < dvr_iov_max ? i : dvr_iov_max;
     if((r = writev(mk->fd, iov, iovcnt)) == -1) {
+      if (ERRNO_AGAIN(errno))
+        continue;
       mk->error = errno;
       return -1;
     }
-- 
2.47.3