Patch that allows controlling mupdf-x11 via stdin

0001-x11-accept-commands-on-stdin-as-well.patch

From 913774e20010c6dd9c9208d4c28707159066f1ec Mon Sep 17 00:00:00 2001
From: Linus Heckemann <git@sphalerite.org>
Date: Wed, 28 Jun 2017 21:12:39 +0100
Subject: [PATCH] x11: accept commands on stdin as well

---
 platform/x11/x11_main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/platform/x11/x11_main.c b/platform/x11/x11_main.c
index ecd4d809..f8fd30cf 100644
--- a/platform/x11/x11_main.c
+++ b/platform/x11/x11_main.c
@@ -1075,6 +1075,7 @@ int main(int argc, char **argv)
 		}
 
 		FD_SET(x11fd, &fds);
+		FD_SET(0, &fds);
 		if (select(x11fd + 1, &fds, NULL, NULL, timeout) < 0)
 		{
 			if (reloading)
@@ -1083,6 +1084,11 @@ int main(int argc, char **argv)
 				reloading = 0;
 			}
 		}
+		if (FD_ISSET(0, &fds))
+		{
+			if (fread(buf, 1, 1, stdin) > 0 && buf[0] != '\n')
+				onkey(buf[0], 0);
+		}
 		if (!FD_ISSET(x11fd, &fds))
 		{
 			if (timeout == &tmo_advance_delay)
-- 
2.12.2