1 files changed, 54 insertions, 0 deletions
diff --git a/storage/mroonga/vendor/groonga/vendor/download_lz4.rb b/storage/mroonga/vendor/groonga/vendor/download_lz4.rb
new file mode 100755
index 00000000..59b35081
--- /dev/null
+++ b/storage/mroonga/vendor/groonga/vendor/download_lz4.rb
@@ -0,0 +1,54 @@
+#!/usr/bin/env ruby
+
+require "pathname"
+require "fileutils"
+require "open-uri"
+require "openssl"
+require "rubygems/package"
+require "zlib"
+
+@debug = (ENV["DEBUG"] == "true" or ARGV.include?("--debug"))
+
+base_dir = Pathname.new(__FILE__).expand_path.dirname.parent
+
+lz4_version = (base_dir + "bundled_lz4_version").read.strip
+
+lz4_base = "lz4-#{lz4_version}"
+
+def extract_tar_gz(tar_gz_path)
+  Zlib::GzipReader.open(tar_gz_path) do |tar_io|
+    Gem::Package::TarReader.new(tar_io) do |tar|
+      tar.each do |entry|
+        p [entry.header.typeflag, entry.full_name] if @debug
+        if entry.directory?
+          FileUtils.mkdir_p(entry.full_name)
+        elsif entry.file?
+          File.open(entry.full_name, "wb") do |file|
+            file.print(entry.read)
+          end
+        end
+      end
+    end
+  end
+end
+
+def download(url, base)
+  ssl_verify_mode = nil
+  if /mingw/ =~ RUBY_PLATFORM
+    ssl_verify_mode = OpenSSL::SSL::VERIFY_NONE
+  end
+
+  tar = "#{base}.tar"
+  tar_gz = "#{tar}.gz"
+  open(url, :ssl_verify_mode => ssl_verify_mode) do |remote_tar_gz|
+    File.open(tar_gz, "wb") do |local_tar_gz|
+      local_tar_gz.print(remote_tar_gz.read)
+    end
+  end
+  FileUtils.rm_rf(base)
+  extract_tar_gz(tar_gz)
+  FileUtils.rm_rf(tar_gz)
+end
+
+download("https://github.com/lz4/lz4/archive/v#{lz4_version}.tar.gz",
+         lz4_base)