V8.13.048.2025.10.06

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

lib/lib_boot_screen.sh

@@ -18,7 +18,9 @@ guard_sourcing
 #   PID_BOOT_SCREEN
 #   PIPE_BOOT_SCREEN
 # Arguments:
-#  None
+#   None
+# Returns:
+#   0: on success
 #######################################
 boot_screen() {
   clear
@@ -34,15 +36,22 @@ boot_screen() {
                 < "${PIPE_BOOT_SCREEN}" &
   declare -gr PID_BOOT_SCREEN="$!"
   exec 3> "${PIPE_BOOT_SCREEN}"
+
+  return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f boot_screen
 
 #######################################
 # Boot Screen Terminal Cleaner
 # Globals:
-#   boot_screen_pid
-#   boot_screen_pipe
+#   PID_BOOT_SCREEN
+#   PIPE_BOOT_SCREEN
 # Arguments:
-#  None
+#   None
+# Returns:
+#   0: on success
 #######################################
 boot_screen_cleaner() {
   exec 3>&-
@@ -51,5 +60,9 @@ boot_screen_cleaner() {
   rm -f "${PIPE_BOOT_SCREEN}"
   clean_screen
   sleep 1
+  return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f boot_screen_cleaner
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh