compile

#!/usr/bin/ruby
fname = ARGV[0]
dir = File.dirname(__FILE__)

bname = File.basename(fname).split(".")[0..-2].join(".")

# If we want to pass the "-g" flag to gas, pass "-g",
# and you will be able to debug at the assembler level.
asmdebug = ARGV.include?("-g") ? "-g" : ""

def dr(cmd)
  puts cmd
  system("docker run -v #{Dir.pwd}:/app -t -i ruby-compiler-buildenv bash -c '#{cmd}'")
end

puts "*** Compiling with arguments: '#{ARGV.join(" ")}' into out/#{bname}"
if dr("ruby -I. #{dir}/driver.rb #{ARGV.join(" ")} 2>&1 >out/#{bname}.s")
  if dr("gcc -Wall #{asmdebug} -c -m32 -o out/tgc.o tgc.c")
    puts "+++ \e[32mCompiled tgc\e[37m"
  else
    STDERR.puts "*** \e[31mCompiling tgc failed.\e[37m"
    exit(1)
  end
  if dr("gcc #{asmdebug} -m32 -o out/#{bname} out/#{bname}.s out/tgc.o")
    puts "+++ \e[32mCompiled to out/#{bname}\e[37m"
  else
    STDERR.puts "*** \e[31mAssembly failed.\e[37m"
    exit(1)
  end
else
  STDERR.puts "*** \e[31mCompilation failed.\e[37m"
  exit(1)
end