From 176ba3ba6ea7e14c6d4c7b7322005fbea293bebf Mon Sep 17 00:00:00 2001
From: Igor Pecovnik <igor@armbian.com>
Date: Sun, 6 Oct 2024 20:41:03 +0200
Subject: [PATCH] Extend show_infobox to skip dialog if terminal is not defined

---
 lib/armbian-configng/config.ng.functions.sh | 47 ++++++++++++---------
 tests/S01.conf                              |  3 ++
 2 files changed, 30 insertions(+), 20 deletions(-)
 create mode 100644 tests/S01.conf

diff --git a/lib/armbian-configng/config.ng.functions.sh b/lib/armbian-configng/config.ng.functions.sh
index 14d754e2b..3b6404139 100644
--- a/lib/armbian-configng/config.ng.functions.sh
+++ b/lib/armbian-configng/config.ng.functions.sh
@@ -678,28 +678,35 @@ module_options+=(
 # Function to display an infobox with a message
 #
 function show_infobox() {
-	export TERM=ansi
-	local input
-	local BACKTITLE="$BACKTITLE"
-	local -a buffer # Declare buffer as an array
-	if [ -p /dev/stdin ]; then
-		while IFS= read -r line; do
-			buffer+=("$line") # Add the line to the buffer
-			# If the buffer has more than 10 lines, remove the oldest line
-			if ((${#buffer[@]} > 18)); then
-				buffer=("${buffer[@]:1}")
-			fi
-			# Display the lines in the buffer in the infobox
 
-			TERM=ansi $DIALOG --title "$TITLE" --infobox "$(printf "%s\n" "${buffer[@]}")" 16 90
-			sleep 0.5
-		done
-	else
+		local input="$1"
+		local -a buffer # Declare buffer as an array
+		if [ -p /dev/stdin ]; then
+			while IFS= read -r line; do
+				buffer+=("$line") # Add the line to the buffer
+				# If the buffer has more than 10 lines, remove the oldest line
+				if ((${#buffer[@]} > 18)); then
+					buffer=("${buffer[@]:1}")
+				fi
+				if [ -t 0 ]; then
+					# Display the lines in the buffer in the infobox
+					$DIALOG --title "$TITLE" --infobox "$(printf "%s\n" "${buffer[@]}")" 16 90
+					else
+					# Terminal not defined - proceed without TUI
+					printf "%s\n" "${buffer[@]}"
+				fi
+				sleep 0.5
+			done
+		else
 
-		input="$1"
-		TERM=ansi $DIALOG --title "$TITLE" --infobox "$input" 6 80
-	fi
-	echo -ne '\033[3J' # clear the screen
+			if [ -t 0 ]; then
+				TERM=ansi $DIALOG --title "$TITLE" --infobox "$input" 6 80
+			else
+				# Terminal not defined - proceed without TUI
+				echo $input
+			fi
+		fi
+		echo -ne '\033[3J' # clear the screen
 }
 
 module_options+=(
diff --git a/tests/S01.conf b/tests/S01.conf
new file mode 100644
index 000000000..dcdc9f387
--- /dev/null
+++ b/tests/S01.conf
@@ -0,0 +1,3 @@
+ENABLED=true
+PREINSTALL="apt install linux-image-current-x86; apt-mark hold linux-image-current-x86"
+CONDITION=""