From 735fd25cf857d122a7db36da90b57ac79163b0e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Fri, 24 Jan 2020 12:04:32 +0100
Subject: [PATCH] helpers/common: let user optionally decide if output is TTY
---
helpers/common.sh | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/helpers/common.sh b/helpers/common.sh
index 6ec6001d9..a595124dd 100644
--- a/helpers/common.sh
+++ b/helpers/common.sh
@@ -15,12 +15,19 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
## Common printing functions ############
+
+# Detect tty if IS_TTY not already set
+if [ -z "${IS_TTY+x}" ]; then
+ export IS_TTY=""
+ [ -t 2 ] && IS_TTY="1"
+fi
+
_color_echo() {
local name="$1"
local color="$2"
local text="$3"
shift 2
- if [ -t 2 ] || [ -n "$IS_TTY" ]; then
+ if [ -n "$IS_TTY" ]; then
echo -e "\033[${color}m${text}"'\033[0m' >&2
else
echo "$name: $text" >&2
--
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