make eps and tex file using gnuplot automater script

mkimg.rb

#! /usr/bin/ruby

BaseDir = File::expand_path(File::dirname(__FILE__))
Dir.chdir(BaseDir)
Files = Dir::glob("**/*.plot")

Files.each do |fpplot|
  puts fpplot
  target_dir = File::dirname(fpplot)
  fnplot = File::basename(fpplot)
  fnbase = File::basename(fnplot,".plot")
  fpbase = target_dir + "/" + fnbase
  fpeps = fpbase + ".eps"
  fptex = fpbase + ".tex"

  Dir.chdir target_dir
  cmd = "gnuplot #{fnplot}"
  $stdout.write `#{cmd}`
  Dir.chdir BaseDir
  buf = File.read(fptex).gsub("\\includegraphics{#{fnbase}}","\\includegraphics{#{fpbase}}")
  
  File.open(fptex,"w") do |f|
    f.write buf
  end
end