#!/bin/sh
# Usage: pidof <process_name>

if [ -z "$1" ]; then
    echo "Usage: $0 <process_name>"
    exit 1
fi

# Find PIDs for exact match
PIDS=$(pgrep -x "$1")

if [ -n "$PIDS" ]; then
    echo $PIDS | tr '\n' ' '
    echo "" # Add newline at end
else
    exit 1 # No process found
fi