From 84989d3af23c717744b8ddeacd6828bc87e7eda1 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 7 Feb 2018 15:19:10 +0100
Subject: Improve filtering of ANSI escape sequences in build logs

All ANSI sequences except color setting are now filtered out. In
particular, terminal resets (such as from NixOS VM tests) are filtered
out.

Also, fix the completely broken tab character handling.
---
 src/libutil/logging.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libutil/logging.cc')

diff --git a/src/libutil/logging.cc b/src/libutil/logging.cc
index 6924e0080475..27a631a37d10 100644
--- a/src/libutil/logging.cc
+++ b/src/libutil/logging.cc
@@ -44,7 +44,7 @@ public:
             prefix = std::string("<") + c + ">";
         }
 
-        writeToStderr(prefix + (tty ? fs.s : filterANSIEscapes(fs.s)) + "\n");
+        writeToStderr(prefix + filterANSIEscapes(fs.s) + "\n");
     }
 
     void startActivity(ActivityId act, Verbosity lvl, ActivityType type,
-- 
cgit 1.4.1