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Fix input prompt dropping issue in sanitize script

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Add input buffer flush before each read prompt to prevent
leftover keystrokes from auto-answering prompts. Also add
small delay before reboot/shutdown prompts.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Aaron D. Lee
2026-01-04 15:51:05 -05:00
parent f3d5699e15
commit de41c0731e
1 changed files with 8 additions and 0 deletions
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8
rpi/sanitize-for-image.sh
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@@ -104,6 +104,8 @@ fi
echo "" echo ""
if [ "$AUTO_REBOOT" = false ]; then if [ "$AUTO_REBOOT" = false ]; then
# Flush input buffer before prompt
read -t 0.1 -n 10000 discard </dev/tty 2>/dev/null || true
read -p "Continue? This cannot be undone! [y/N] " -n 1 -r </dev/tty read -p "Continue? This cannot be undone! [y/N] " -n 1 -r </dev/tty
echo echo
if [[ ! $REPLY =~ ^[Yy]$ ]]; then if [[ ! $REPLY =~ ^[Yy]$ ]]; then
@@ -457,6 +459,9 @@ if [ "$SOFT_RESET" = true ]; then
echo "Rebooting..." echo "Rebooting..."
exec reboot exec reboot
fi fi
# Flush input buffer and pause before prompt
read -t 0.1 -n 10000 discard </dev/tty 2>/dev/null || true
sleep 0.3
read -p "Reboot now? [y/N] " -n 1 -r </dev/tty read -p "Reboot now? [y/N] " -n 1 -r </dev/tty
echo echo
if [[ $REPLY =~ ^[Yy]$ ]]; then if [[ $REPLY =~ ^[Yy]$ ]]; then
@@ -476,6 +481,9 @@ else
echo "Shutting down..." echo "Shutting down..."
exec shutdown -h now exec shutdown -h now
fi fi
# Flush input buffer and pause before prompt
read -t 0.1 -n 10000 discard </dev/tty 2>/dev/null || true
sleep 0.3
read -p "Shut down now? [y/N] " -n 1 -r </dev/tty read -p "Shut down now? [y/N] " -n 1 -r </dev/tty
echo echo
if [[ $REPLY =~ ^[Yy]$ ]]; then if [[ $REPLY =~ ^[Yy]$ ]]; then