#!/usr/bin/env ruby

STANDARD_IGNORES = %w{*.aux
*.blg
*.log
*.bbl
*.fdb_latexmk}

previous_ignore = (File.read('.gitignore') rescue "").split("\n")

new_ignores = previous_ignore + STANDARD_IGNORES
latex_files = Dir.glob("*tex")
latex_files.each { |x| new_ignores << x.gsub(".tex", ".pdf") }

File.open(".gitignore", "w") { |f| f.puts new_ignores.uniq.join("\n") }