Use `Rake.verbose` instead of `$verbose` and `$pp_show` in build scripts

The incompatibility that the commands of `FileUtils` origin output verbose
by default due to the changes in d8a5163b and 26e6e75b is also fixed.

1 files changed, 1 insertions, 20 deletions

diff --git a/lib/mruby-core-ext.rb b/lib/mruby-core-ext.rb
index 7b78bfa91..433f1bb1a 100644
--- a/lib/mruby-core-ext.rb
+++ b/lib/mruby-core-ext.rb
@@ -20,27 +20,8 @@ class String
   end
 end
 
-$pp_show = true
-
-if $verbose.nil?
-  if Rake.respond_to?(:verbose) && !Rake.verbose.nil?
-    if Rake.verbose.class == TrueClass
-      # verbose message logging
-      $pp_show = false
-    else
-      $pp_show = true
-      Rake.verbose(false)
-    end
-  else
-    # could not identify rake version
-    $pp_show = false
-  end
-else
-  $pp_show = false if $verbose
-end
-
 def _pp(cmd, src, tgt=nil, options={})
-  return unless $pp_show
+  return if Rake.verbose
 
   width = 5
   template = options[:indent] ? "%#{width*options[:indent]}s %s %s" : "%-#{width}s %s %s"