From e40feff0cf2a732af7e6cc70189c6b6f07298cad Mon Sep 17 00:00:00 2001
From: Pulse Monitor <pulse@pulse-monitor.dev>
Date: Sat, 23 Aug 2025 23:03:28 +0000
Subject: [PATCH] fix: improve TTY handling in install script for
 non-interactive environments

---
 install.sh | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/install.sh b/install.sh
index 136802263..d601581d9 100755
--- a/install.sh
+++ b/install.sh
@@ -44,17 +44,19 @@ safe_read() {
     shift 2
     local read_args="$@"
     
-    # When piped, we need to both prompt and read from /dev/tty if available
-    if test -e /dev/tty; then
-        # Send prompt to /dev/tty and read from /dev/tty
+    # Try to read from TTY if available, but don't fail if it's not
+    if test -t 0 && test -e /dev/tty 2>/dev/null; then
+        # Interactive terminal with TTY available
         echo -n "$prompt" > /dev/tty
-        read $read_args $var_name < /dev/tty 2>/dev/null || {
-            # If /dev/tty fails, fallback to normal read
-            read -p "$prompt" $read_args $var_name
-        }
+        read $read_args $var_name < /dev/tty 2>/dev/null || read -p "$prompt" $read_args $var_name
+    elif test -e /dev/tty 2>/dev/null; then
+        # Non-interactive but TTY exists (piped input)
+        echo -n "$prompt" > /dev/tty 2>/dev/null || echo -n "$prompt"
+        read $read_args $var_name < /dev/tty 2>/dev/null || read $read_args $var_name
     else
-        # No /dev/tty available, use stdin
-        read -p "$prompt" $read_args $var_name
+        # No TTY at all (e.g., in pct exec)
+        echo -n "$prompt"
+        read $read_args $var_name
     fi
 }