Fixed function choice

alpine/desktop-environment/clean-install-kde.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 PKG_KDE_APPS="kcalc dolphin-plugins elisa vlc-qt"
 PKG_OFFICE="libreoffice-calc libreoffice-writer libreoffice-draw libreoffice-kf6"
@@ -7,26 +7,29 @@ PKG_FLATPAK="discover-backend-flatpak flatpak"
 
 #### Functions
 check_root() {
-    if [ "$EUID" -ne 0 ]; then
+    if [ "$(id -u)" -ne 0 ]; then
         echo "Must be root to run $0"
         exit
     fi
 }
 
 choice() {
-    echo -ne "[y/n]"
-    while true
-    do
-        read -rN1 input
-    case $input in
-        [yY][eE][sS]|[yY])
-        return 0
+    local prompt="$1"
+    local default="${2:-Y}"  # Default to Y if not specified
+    local response
  
-    break
-    ;;
-        [nN][oO]|[nN])
-        return 1
-        ;;
+    while true; do  # Loop until valid input
+        read -rp "$prompt [Y/n/c] " -n 1 response
+        echo  # New line after input
+ 
+        # Use default if input is empty
+        response=${response:-$default}
+ 
+        case "$response" in
+            [Yy]* ) return 0;;  # Yes: return 0
+            [Nn]* ) return 1;;  # No: return 1
+            [Cc]* ) return 2;;  # Cancel: return 2
+            * ) echo "Invalid input. Please enter Y (Yes), n (No), or c (Cancel)." >&2;;
         esac
     done
 }