FIFO pipes for speed

old/pub_event[rungame,endgame](sync).ash.donotuse

@@ -0,0 +1,48 @@
+#!/bin/ash
+# shellcheck shell=dash
+
+. /recalbox/share/system/configs/savesync/savesync.conf
+
+# Constants
+EVENT_FILE="/tmp/es_state.inf"
+TIMEOUT_SEC=10
+
+log() {
+	mosquitto_pub -h 127.0.0.1 -p 1883 -q 0 -t "$LOG_TOPIC" -m "SaveLog=[$(date '+%H:%M:%S')] [PUB] $1" 2>/dev/null
+}
+
+# 1. Validation
+[ ! -s "$EVENT_FILE" ] && exit 0
+PAYLOAD=$(cat "$EVENT_FILE")
+
+# 2. Network Check (Short-circuit exit)
+nc -z -w 1 "$RCLONE_ENDPOINT" "$RCLONE_PORT" || {
+	log "Offline: Skipping sync"
+	exit 0
+}
+
+# 3. Publish Event
+mosquitto_pub -h 127.0.0.1 -p 1883 -t "$TOPIC" -m "$PAYLOAD" || {
+	log "MQTT Fail"
+	exit 1
+}
+
+# 4. Wait for Response (Crucial: Using -C 1 and the same Response Key)
+(
+	sleep "$TIMEOUT_SEC"
+	mosquitto_pub -h 127.0.0.1 -t "$RESPONSE_TOPIC" -m "SaveSync=timeout"
+) &
+TIMER_PID=$!
+
+log "Waiting for Daemon response..."
+# Listen for the specific "SaveSync" key
+RESPONSE=$(mosquitto_sub -h 127.0.0.1 -p 1883 -t "$RESPONSE_TOPIC" -C 1)
+kill "$TIMER_PID" 2>/dev/null
+
+case "$RESPONSE" in
+*"timeout"*) log "WARN: Daemon timed out. Starting game anyway." ;;
+*"0"*) log "INFO: Sync Complete. Launching game." ;;
+*) log "INFO: Received response: $RESPONSE" ;;
+esac
+
+exit 0