Rakefile in libxml-ruby-0.3.8.4 vs Rakefile in libxml-ruby-0.5.0

@@ -117,18 +117,21 @@
 
 # Packaging / Version number tasks -----------------------------------
 # Used during release packaging if a REL is supplied
 task :update_version do
   unless PKG_VERSION == CURRENT_VERSION
+    pkg_vernum = PKG_VERSION.tr('.','').sub(/^0*/,'')
+    pkg_vernum << '0' until pkg_vernum.length > 2
+    
     File.open('ext/xml/libxml.h.new','w+') do |f|      
     maj, min, mic, patch = /(\d+)\.(\d+)(?:\.(\d+))?(?:\.(\d+))?/.match(PKG_VERSION).captures
       f << File.read('ext/xml/libxml.h').
            gsub(/RUBY_LIBXML_VERSION\s+"(\d.+)"/) { "RUBY_LIBXML_VERSION  \"#{PKG_VERSION}\"" }.
-           gsub(/RUBY_LIBXML_VERNUM\s+\d+/) { "RUBY_LIBXML_VERNUM   #{PKG_VERSION.tr('.','').sub(/^0*/,'')}" }.
-           gsub(/RUBY_LIBXML_VER_MAJ\s+\d+/) { "RUBY_LIBXML_VER_MAJ     #{maj}" }.
-           gsub(/RUBY_LIBXML_VER_MIN\s+\d+/) { "RUBY_LIBXML_VER_MIN     #{min}" }.
-           gsub(/RUBY_LIBXML_VER_MIC\s+\d+/) { "RUBY_LIBXML_VER_MIC     #{mic || 0}" }. 
-           gsub(/RUBY_LIBXML_VER_PATCH\s+\d+/) { "RUBY_LIBXML_VER_PATCH   #{patch || 0}" }           
+           gsub(/RUBY_LIBXML_VERNUM\s+\d+/) { "RUBY_LIBXML_VERNUM   #{pkg_vernum}" }.
+           gsub(/RUBY_LIBXML_VER_MAJ\s+\d+/) { "RUBY_LIBXML_VER_MAJ   #{maj}" }.
+           gsub(/RUBY_LIBXML_VER_MIN\s+\d+/) { "RUBY_LIBXML_VER_MIN   #{min}" }.
+           gsub(/RUBY_LIBXML_VER_MIC\s+\d+/) { "RUBY_LIBXML_VER_MIC   #{mic || 0}" }.
+           gsub(/RUBY_LIBXML_VER_PATCH\s+\d+/) { "RUBY_LIBXML_VER_PATCH #{patch || 0}" }           
     end
     mv('ext/xml/libxml.h.new', 'ext/xml/libxml.h')     
   end
 end