ex1.sh w5

#!/bin/bash

if [ $# -ne 1 ]; then
    echo "Usage: $0 <num_subscribers>"
    exit 1
fi

num_subscribers=$1

# Compile the C programs
gcc publisher.c -o publisher
gcc subscriber.c -o subscriber

# Run the publisher in the background
./publisher $num_subscribers &

# Run the subscribers in separate terminal windows
for ((i = 1; i <= num_subscribers; i++)); do
    x-terminal-emulator -e ./subscriber $i &
done

# Wait for all subscribers to finish
wait

# Clean up
rm publisher subscriber