From e5baddebcd65e7e2dd99dc4383f4ebe0d122821c Mon Sep 17 00:00:00 2001
From: Dan Poltawski <dan@moodle.com>
Date: Wed, 25 Nov 2015 17:03:55 +0000
Subject: [PATCH] MDL-23128 tex: silence dvips output

This was causing spewwing of lots of messages to the error log..

Thanks to Fred Woolard for the suggestion
---
 filter/tex/latex.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/filter/tex/latex.php b/filter/tex/latex.php
index a1966da6212..57f37bf84c0 100644
--- a/filter/tex/latex.php
+++ b/filter/tex/latex.php
@@ -123,7 +123,7 @@
 
             // run dvips (.dvi to .ps)
             $pathdvips = escapeshellarg(trim(get_config('filter_tex', 'pathdvips'), " '\""));
-            $command = "$pathdvips -E $dvi -o $ps";
+            $command = "$pathdvips -q -E $dvi -o $ps";
             if ($this->execute($command, $log )) {
                 return false;
             }