Removed the related files for downloading with extlibs

1 files changed, 0 insertions, 17 deletions

diff --git a/ext/psych/extconf.rb b/ext/psych/extconf.rb
index 6d03870436..16c76e4ca8 100644
--- a/ext/psych/extconf.rb
+++ b/ext/psych/extconf.rb
@@ -18,23 +18,6 @@ end
 if yaml_source == true
   # search the latest libyaml source under $srcdir
   yaml_source = Dir.glob("#{$srcdir}/yaml{,-*}/").max_by {|n| File.basename(n).scan(/\d+/).map(&:to_i)}
-  unless yaml_source
-    download_failure = "failed to download libyaml source. Try manually installing libyaml?"
-    begin
-      require_relative '../../tool/extlibs.rb'
-    rescue LoadError
-      # When running in ruby/ruby, we use miniruby and don't have stdlib.
-      # Avoid LoadError because it aborts the whole build. Usually when
-      # stdlib extension fail to configure we skip it and continue.
-      raise download_failure
-    end
-    extlibs = ExtLibs.new(cache_dir: File.expand_path("../../tmp/download_cache", $srcdir))
-    unless extlibs.process_under($srcdir)
-      raise download_failure
-    end
-    yaml_source, = Dir.glob("#{$srcdir}/yaml-*/")
-    raise "libyaml not found" unless yaml_source
-  end
 elsif yaml_source
   yaml_source = yaml_source.gsub(/\$\((\w+)\)|\$\{(\w+)\}/) {ENV[$1||$2]}
 end