Skip to set DESTDIR option when it's not provided for mswin platform

rubygems · Nov 4, 2021 · b93546c · b93546c
1 parent d7b2478
commit b93546c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/rubygems/ext/builder.rb b/lib/rubygems/ext/builder.rb
@@ -30,7 +30,8 @@ def self.make(dest_path, results, make_dir = Dir.pwd)
     end
     make_program = Shellwords.split(make_program)
 
-    destdir = 'DESTDIR=%s' % ENV['DESTDIR']
+    # The installation of the bundled gems is failed when DESTDIR is empty in mswin platform.
+    destdir = ENV['DESTDIR'] ? 'DESTDIR=%s' % ENV['DESTDIR'] : ''
 
     ['clean', '', 'install'].each do |target|
       # Pass DESTDIR via command line to override what's in MAKEFLAGS