From 8a8199e4a1814b10630a770165502abb1121cd1b Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sat, 26 Nov 2016 15:13:33 +0100
Subject: patch 8.0.0103 Problem:    May not process channel readahead.
 (skywind) Solution:   If there is readahead don't block on input.

---
 src/channel.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'src/channel.c')

diff --git a/src/channel.c b/src/channel.c
index 19520e200..6c5a4ff1d 100644
--- a/src/channel.c
+++ b/src/channel.c
@@ -3899,6 +3899,31 @@ channel_parse_messages(void)
     return ret;
 }
 
+/*
+ * Return TRUE if any channel has readahead.  That means we should not block on
+ * waiting for input.
+ */
+    int
+channel_any_readahead(void)
+{
+    channel_T	*channel = first_channel;
+    ch_part_T	part = PART_SOCK;
+
+    while (channel != NULL)
+    {
+	if (channel_has_readahead(channel, part))
+	    return TRUE;
+	if (part < PART_ERR)
+	    ++part;
+	else
+	{
+	    channel = channel->ch_next;
+	    part = PART_SOCK;
+	}
+    }
+    return FALSE;
+}
+
 /*
  * Mark references to lists used in channels.
  */
-- 
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