From fa2ce1b341f0058a15b52860da8106a55e5856a9 Mon Sep 17 00:00:00 2001
From: Michael Prokop <mika@grml.org>
Date: Mon, 18 Jan 2021 18:49:46 +0100
Subject: [PATCH] Do not enable escape characters on dumb terminals
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This avoids having output like follows in Jenkins console output:

| �[32;01m*�[0m grml-debootstrap [0.93] - Please recheck configuration before execution:

Closes: grml/grml-debootstrap#159
---
 grml-debootstrap | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/grml-debootstrap b/grml-debootstrap
index 97b1927..1546300 100755
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -183,10 +183,18 @@ fi
 # }}}
 
 # early helper functions {{{
-GOOD=''
-BAD=''
-WARN=''
-NORMAL=''
+# skip colors when running within a dumb terminal
+if [ "${TERM}" = "dumb" ] ; then
+  GOOD=
+  BAD=
+  WARN=
+  NORMAL=
+else
+  GOOD=''
+  BAD=''
+  WARN=''
+  NORMAL=''
+fi
 
 einfo() {
   einfon "$1\\n"
-- 
2.1.4