1 files changed, 15 insertions, 0 deletions
diff --git a/pkgs/development/interpreters/ruby/ruby19-parallel-install.patch b/pkgs/development/interpreters/ruby/ruby19-parallel-install.patch
new file mode 100644
index 000000000000..bb8063508732
--- /dev/null
+++ b/pkgs/development/interpreters/ruby/ruby19-parallel-install.patch
@@ -0,0 +1,15 @@
+Index: ruby-1.9.3-p392/lib/mkmf.rb
+===================================================================
+--- ruby-1.9.3-p392.orig/lib/mkmf.rb
++++ ruby-1.9.3-p392/lib/mkmf.rb
+@@ -2039,8 +2039,8 @@ static: $(STATIC_LIB)#{$extout ? " insta
+       end
+       for f in files
+         dest = "#{dir}/#{File.basename(f)}"
+-        mfile.print("install-rb#{sfx}: #{dest} #{dir}\n")
+-        mfile.print("#{dest}: #{f}\n")
++        mfile.print("install-rb#{sfx}: #{dest}\n")
++        mfile.print("#{dest}: #{f} #{timestamp_file(dir)}\n")
+         mfile.print("\t$(Q) $(#{$extout ? 'COPY' : 'INSTALL_DATA'}) #{f} $(@D#{sep})\n")
+         if defined?($installed_list) and !$extout
+           mfile.print("\t@echo #{dest}>>$(INSTALLED_LIST)\n")