#!/bin/sh

# Start all init scripts in /etc/init.d
# executing them in numerical order with parallelization where safe.

# Services that must run sequentially (have dependencies)
SEQUENTIAL="S00fix-os S09wifi-enable S18udev S45network S48avahi-daemon S63body-board-power S54modules"

# Track background processes
PIDS=""

# Function to wait for background processes
wait_for_background() {
    for pid in $PIDS; do
        wait $pid 2>/dev/null
    done
    PIDS=""
}

for i in /etc/init.d/S??* ;do
    # Ignore dangling symlinks (if any).
    [ ! -f "$i" ] && continue

    # Extract script name for dependency checking
    SCRIPT_NAME=$(basename "$i")

    # Check if this script must run sequentially
    SEQUENTIAL_RUN=0
    for seq in $SEQUENTIAL; do
        if [ "$SCRIPT_NAME" = "$seq" ]; then
            SEQUENTIAL_RUN=1
            break
        fi
    done

    # Wait for background processes before running sequential scripts
    if [ "$SEQUENTIAL_RUN" = "1" ]; then
        wait_for_background
    fi

    case "$i" in
	*.sh)
	    # Source shell script for speed.
	    (
		trap - INT QUIT TSTP
		set start
		. $i
	    )
	    ;;
	*)
	    # No sh extension, so fork subprocess.
	    if [ "$SEQUENTIAL_RUN" = "1" ]; then
	        # Run sequentially
	        $i start
	    else
	        # Run in background
	        $i start &
	        PIDS="$PIDS $!"
	    fi
	    ;;
    esac
done

# Wait for any remaining background processes
wait_for_background