Rakefile

require 'rake'
require 'rake/extensiontask'
require 'bundler/gem_tasks'
require 'rake/testtask'
require 'fileutils'
require 'xnd/version.rb'

gemspec = eval(IO.read("xnd.gemspec"))

ext_name = "ruby_xnd"
Rake::ExtensionTask.new(ext_name, gemspec) do |ext|
  ext.ext_dir = "ext/#{ext_name}"
  ext.source_pattern = "**/*.{c,h}"
end

Rake::TestTask.new(:test) do |t|
  t.libs << "test"
  t.libs << "lib"
  t.test_files = FileList['test/**/test_*.rb']
end

def run *cmd
  sh(cmd.join(" "))
end

task :console do
  cmd = ['irb', "-r './lib/xnd.rb'"]
  run(*cmd)
end

task :pry do
  cmd = ['pry', "-r './lib/xnd.rb'"]
  run(*cmd)
end

BASEDIR = Pathname( __FILE__ ).dirname.relative_path_from( Pathname.pwd )
SPECDIR = BASEDIR + 'spec'

VALGRIND_OPTIONS = [
    "--tool=memcheck",
    #"--leak-check=yes",
    "--num-callers=15",
    #"--error-limit=no",
    "--partial-loads-ok=yes",
    "--undef-value-errors=no" #,
    #"--dsymutil=yes"
]

CALLGRIND_OPTIONS = [
    "--tool=callgrind",
    "--dump-instr=yes",
    "--simulate-cache=yes",
    "--collect-jumps=yes"
]

VALGRIND_MEMORYFILL_OPTIONS = [
    "--freelist-vol=100000000",
    "--malloc-fill=6D",
    "--free-fill=66 ",
]

# partial-loads-ok and undef-value-errors necessary to ignore
# spurious (and eminently ignorable) warnings from the ruby
# interpreter

desc "Run specs under Valgrind."
task :valgrind => [ :compile ] do |task|
  cmd = [ 'valgrind' ] + VALGRIND_OPTIONS
  cmd += [" rake test "]
  run( *cmd )
end

LEAKCHECK_CMD = [ 'ruby', '-Ilib:ext', "#{SPECDIR}/leakcheck.rb" ]

task :clobber do |task|
  [
    "ext/#{ext_name}/include",
    "ext/#{ext_name}/share",
    "ext/#{ext_name}/lib",
  ].each do |f|
    puts "deleting folder #{f}..."
    FileUtils.rm_rf(f)
  end

  Dir.chdir("ext/#{ext_name}/xnd/libxnd/") do
    system("make clean")
  end
end

task :develop do
  ext_xnd = "ext/ruby_xnd/xnd"
  puts "deleting previously created #{ext_xnd} directory..."
  FileUtils.rm_rf(ext_xnd)
  Dir.mkdir(ext_xnd)

  puts "cloning xnd repo into ext/ folder..."
  system("git clone https://github.com/plures/xnd #{ext_xnd}")

  Dir.chdir(ext_xnd) do
    system("git checkout #{RubyXND::COMMIT}")
  end

  puts "building gem with rake build..."
  system("rake build")
end