diff -ru gem2rpm-0.9.2.orig/bin/gem2rpm gem2rpm-0.9.2/bin/gem2rpm
--- gem2rpm-0.9.2.orig/bin/gem2rpm	2013-04-30 13:31:08.586730796 +0200
+++ gem2rpm-0.9.2/bin/gem2rpm	2013-05-02 10:33:35.314236973 +0200
@@ -121,9 +121,15 @@
 if output_file.nil?
     Gem2Rpm::convert(gemfile, template, $stdout, nongem, local, doc_subpackage) unless deps
 else
+    oldfile=IO.readlines(output_file) if File.exists? output_file
+    oldlicense=nil
+    oldfile.each do |line|
+      m = line.match(%r{^License:\s*(\w.*)$})
+      oldlicense = m[1] if m
+    end if oldfile
     begin
         out = open(output_file, "w")
-        Gem2Rpm::convert(gemfile, template, out, nongem, local, doc_subpackage)
+        Gem2Rpm::convert(gemfile, template, out, nongem, local, doc_subpackage, oldlicense)
     ensure
         out.close()
     end
Only in gem2rpm-0.9.2/bin: gem2rpm.orig
diff -ru gem2rpm-0.9.2.orig/lib/gem2rpm/specification.rb gem2rpm-0.9.2/lib/gem2rpm/specification.rb
--- gem2rpm-0.9.2.orig/lib/gem2rpm/specification.rb	2013-04-30 13:31:08.586730796 +0200
+++ gem2rpm-0.9.2/lib/gem2rpm/specification.rb	2013-05-02 10:33:35.314236973 +0200
@@ -6,7 +6,11 @@
   class Specification < SimpleDelegator
     # A long description of gem wrapped to 78 characters.
     def description
-      Helpers::word_wrap(super.to_s.chomp, 78) + "\n"
+      text=super
+      if text.nil? or text.empty?
+        text=self.__getobj__().summary
+      end
+      Helpers::word_wrap(text.to_s.chomp, 78) + "\n"
     end
 
     # A list of Gem::Dependency objects this gem depends on (includes every
@@ -15,6 +19,17 @@
       super.map {|d| Gem2Rpm::Dependency.new d}
     end
 
+    # a short summary trimmed to 70 characters
+    def summary
+      text = super
+      if text.length >= 70
+         text = text[0,70].split(/\s/)
+         text = text[0, text.length-1].join(" ")
+      end
+      text = text[0, text.length-1] if text[-1] == '.'
+      text
+    end
+
     # List of dependencies that are used for development.
     def development_dependencies
       super.map {|d| Gem2Rpm::Dependency.new d}
diff -ru gem2rpm-0.9.2.orig/lib/gem2rpm.rb gem2rpm-0.9.2/lib/gem2rpm.rb
--- gem2rpm-0.9.2.orig/lib/gem2rpm.rb	2013-04-30 13:31:08.586730796 +0200
+++ gem2rpm-0.9.2/lib/gem2rpm.rb	2013-05-02 10:33:35.314236973 +0200
@@ -31,11 +31,14 @@
   end
 
   def Gem2Rpm.convert(fname, template=TEMPLATE, out=$stdout,
-                      nongem=true, local=false, doc_subpackage = true)
+                      nongem=true, local=false, doc_subpackage = true, oldlicense=nil)
     package = Gem2Rpm::Package.new(fname)
     format = Gem2Rpm::Format.new(package)
     spec = Gem2Rpm::Specification.new(package.spec)
-    spec.description ||= spec.summary
+    #spec.description ||= spec.summary
+    if spec.licenses.empty? && oldlicense
+      spec.licenses = oldlicense.split(' and ')
+    end
     download_path = ""
     unless local
       begin
diff -ru gem2rpm-0.9.2.orig/templates/opensuse.spec.erb gem2rpm-0.9.2/templates/opensuse.spec.erb
--- gem2rpm-0.9.2.orig/templates/opensuse.spec.erb	2013-04-30 13:31:08.586730796 +0200
+++ gem2rpm-0.9.2/templates/opensuse.spec.erb	2014-02-06 12:50:30.021264515 +0100
@@ -1,7 +1,7 @@
 #
-# spec file for package rubygem-<%= spec.name %> (Version <%= spec.version %>)
+# spec file for package rubygem-<%= spec.name %>
 #
-# Copyright (c) 2009 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) <%= Time.now.year %> SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -15,58 +15,184 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
-# norootforbuild
+
 Name:           rubygem-<%= spec.name %>
 Version:        <%= spec.version %>
 Release:        0
 %define mod_name <%= spec.name %>
-#
-Group:          Development/Languages/Ruby
-License:        GPLv2+ or Ruby
-#
+%define mod_full_name %{mod_name}-%{version}
+<% unless spec.executables.empty? 
+   versions=spec.version.to_s.split('.')
+   begin v1=Integer(versions[0]) rescue v1=1 end
+   begin v2=Integer(versions[1]) rescue v2=0 end
+   begin v3=Integer(versions[2]) rescue v3=0 end 
+   weight=v1*10000+v2*100+v3
+   -%>
+%define mod_branch -%{version}
+%define mod_weight <%= weight %>
+<% end -%>
+
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  rubygems_with_buildroot_patch
-Requires:       rubygems >= <%= Gem::RubyGemsVersion %>
-<%
-# no need to add a requires ruby >= 0 here. will be pulled in via rubygems already
-  unless spec.required_ruby_version == ['']
--%>
-Requires:       ruby <%= spec.required_ruby_version %>
-BuildRequires:  ruby-devel <%= spec.required_ruby_version %>
+BuildRequires:  ruby-macros >= 3
+<% for req in spec.required_ruby_version -%>
+<% unless req.empty? -%>
+Requires:       ruby <%= req %>
+BuildRequires:  ruby <%= req %>
 <% end -%>
-<% for d in spec.dependencies -%>
+<% end -%>
+<% unless spec.extensions.empty? -%>
+BuildRequires:  ruby-devel
+<% end -%>
+<% for d in spec.runtime_dependencies -%>
+<% if ['rdoc'].include? d.name.to_s -%>
+# <%= d.name %> <%= d.__getobj__().requirement %>
 <% for req in d.requirement -%>
-BuildRequires:  rubygem-<%= d.name %> <%= req %>
-Requires:       rubygem-<%= d.name %> <%= req %>
+BuildRequires:  rubygem(<%= d.name %>) <%= req  %>
 <% end -%>
 <% end -%>
-#
+<% end -%>
+<% unless spec.rdoc_options.empty? -%>
+BuildRequires:  rubygem(rdoc) > 3.10
+<% end -%>
+<% unless spec.executables.empty? -%>
+BuildRequires:  update-alternatives
+<% end -%>
+<% unless spec.homepage.nil? || spec.homepage.empty? -%>
 Url:            <%= spec.homepage %>
-Source:         %{mod_name}-%{version}.gem
-#
-Summary:        <%= spec.summary.gsub(/\.$/, "") %>
+<% end -%>
+Source:         http://rubygems.org/gems/%{mod_full_name}.gem
+Summary:        <%= spec.summary %>
+<% unless spec.licenses.empty? -%>
+License:        <%= spec.licenses.join(" and ") %>
+<% else -%>
+License:        CHECK(Ruby)
+<% end -%>
+Group:          Development/Languages/Ruby
+<% unless spec.executables.empty? -%>
+PreReq:         update-alternatives
+<% end -%>
+
 %description
-<%= spec.description %>
+<%= spec.description -%>
+
+<% if spec.has_rdoc -%>
+%package doc
+Summary:        RDoc documentation for %{mod_name}
+Group:          Development/Languages/Ruby
+Requires:       %{name} = %{version}
+
+%description doc
+Documentation generated at gem installation time.
+Usually in RDoc and RI formats.
+
+<% end -%>
+<% test_frameworks = Hash.new
+   docdirfiles = []
+   format.file_entries.each do |entry|
+     # new rubygems version has it different
+     if entry.kind_of?(Array)
+       path=entry[0]['path']
+     else
+       path=entry
+     end
+     path.gsub!(%r{^\./}, '')
+     %w(test spec).each { |framework|
+       test_frameworks[framework] = 1 if path.index(framework + "/") == 0
+     }
+     %w(changes copying history legal license mit-license changelog readme).each { |file|
+      bpath = path.downcase.gsub(%r{\.rdoc$}, '').gsub(%r{\.txt$}, '').gsub(%r{\.md$}, '')
+      #$stderr.puts "PATH #{path} #{bpath} #{file}"
+      docdirfiles << path if bpath == file
+     }
+   end
+   
+   test_frameworks = test_frameworks.keys.sort
+-%>
+<% unless test_frameworks.empty? -%>
+%package testsuite
+Summary:        Test suite for %{mod_name}
+Group:          Development/Languages/Ruby
+Requires:       %{name} = %{version}
+
+%description testsuite
+Test::Unit or RSpec files, useful for developers.
 
+<% end -%>
 %prep
+#gem_unpack
+#if you need patches, apply them here and replace the # with a % sign in the surrounding lines
+#gem_build
+
 %build
+
 %install
-%gem_install %{S:0}
-<% unless spec.extensions.empty? %>
+%gem_install -f
+<% unless spec.extensions.empty? -%>
 %gem_cleanup
-<% end %>
+<% end -%>
+<% unless spec.executables.empty? -%>
+mkdir -p %{buildroot}%{_sysconfdir}/alternatives
+<% end -%>
+<% spec.executables.each do |executable| -%>
+mv %{buildroot}%{_bindir}/<%= executable %>{,%{mod_branch}}
+touch %{buildroot}%{_sysconfdir}/alternatives/<%= executable %>
+ln -s %{_sysconfdir}/alternatives/<%= executable %> %{buildroot}%{_bindir}/<%= executable %>
 
-%clean
-%{__rm} -rf %{buildroot}
+<% end -%>
+<% unless docdirfiles.empty? -%>
+mkdir -p %{buildroot}%{_docdir}/%{name}
+<% docdirfiles.each do |file| -%>
+ln -s %{gem_base}/gems/%{mod_full_name}/<%= file %> %buildroot/%{_docdir}/%{name}/<%= file %>
+<% end -%>
+<% end -%>
+<% unless spec.executables.empty? -%>
+
+%post
+<% spec.executables.each do |executable| -%>
+/usr/sbin/update-alternatives --install \
+    %{_bindir}/<%= executable %> <%= executable %> %{_bindir}/<%= executable %>%{mod_branch} %{mod_weight}
+<% end -%>
+
+%preun
+<% spec.executables.each do |executable| -%>
+if [ "$1" = 0 ] ; then
+    /usr/sbin/update-alternatives --remove <%= executable %> %{_bindir}/<%= executable %>%{mod_branch}
+fi
+<% end -%>
+<% end -%>
 
 %files
 %defattr(-,root,root,-)
-<% spec.executables.each do |executable|  %>
+<% unless docdirfiles.empty? -%>
+%{_docdir}/%{name}
+<% end -%>
+<% spec.executables.each do |executable| -%>
+%{_bindir}/<%= executable %>%{mod_branch}
 %{_bindir}/<%= executable %>
-<% end %>
-%{_libdir}/ruby/gems/%{rb_ver}/cache/%{mod_name}-%{version}.gem
-%{_libdir}/ruby/gems/%{rb_ver}/gems/%{mod_name}-%{version}/
-%{_libdir}/ruby/gems/%{rb_ver}/specifications/%{mod_name}-%{version}.gemspec
-%doc %{_libdir}/ruby/gems/%{rb_ver}/doc/%{mod_name}-%{version}/
+%ghost %{_sysconfdir}/alternatives/<%= executable %>
+<% end -%>
+%{gem_base}/cache/%{mod_full_name}.gem
+%{gem_base}/gems/%{mod_full_name}/
+<% unless spec.extensions.empty? -%>
+%{gem_extensions}/%{mod_full_name}
+<% end -%>
+<% test_frameworks.each do |framework| -%>
+%exclude %{gem_base}/gems/%{mod_full_name}/<%= framework %>
+<% end -%>
+%{gem_base}/specifications/%{mod_full_name}.gemspec
 
+<% if spec.has_rdoc -%>
+%files doc
+%defattr(-,root,root,-)
+%doc %{gem_base}/doc
+
+<% end -%>
+<% unless test_frameworks.empty? -%>
+%files testsuite
+%defattr(-,root,root,-)
+<%   test_frameworks.each do |framework| -%>
+%{gem_base}/gems/%{mod_full_name}/<%= framework %>
+<%   end -%>
+
+<% end -%>
 %changelog
Only in gem2rpm-0.9.2/templates: opensuse.spec.erb~