? includes/table.inc
Index: commands/pm/package_handler/wget.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/drush/commands/pm/package_handler/wget.inc,v
retrieving revision 1.11
diff -u -p -r1.11 wget.inc
--- commands/pm/package_handler/wget.inc	8 Mar 2010 14:32:01 -0000	1.11
+++ commands/pm/package_handler/wget.inc	31 Mar 2010 17:26:02 -0000
@@ -47,7 +47,9 @@ function package_handler_install_project
 
   // Decompress
   drush_shell_exec("gzip -d " . $filename);
-  $tarpath = substr($filename, 0, strlen($filename)-3);
+  $tarpath = basename($filename, '.tar.gz');
+  $tarpath = basename($tarpath, '.tgz');
+  $tarpath .= '.tar';
 
   // Untar
   drush_shell_exec("tar -xf $tarpath");