#!/bin/bash

# Specify the directory
dir="."

# Loop over all .sy files in the directory
find "$dir"/*/sy -type f -name "*.sy" -print0 | while IFS= read -r -d '' file; do
    # Use sed to add #include "sylib.h" at the beginning of each file
    sed -i '1i#include "sylib.h"' "$file"
done