Add xz and compress support to rpmbuild -t*/--tarbuild completion.

CHANGES

@@ -103,7 +103,8 @@ bash-completion (1.x)
   * Complete bzcat and zcat only on compressed files.
   * Do not require a dot in bzcmp, bzdiff, bz*grep, zcmp, zdiff, z*grep, zless,
     and zmore filename completions.
-  * Add more tarball filename extensions to rpmbuild -t*/--tarbuild completion.
+  * Add xz and compress support and more tarball filename extensions to
+    rpmbuild -t*/--tarbuild completion.
 
   [ Todd Zullinger ]
   * Make yum complete on filenames after install, deplist, update and upgrade

contrib/rpm

@@ -255,7 +255,7 @@ _rpm()
 		elif [[ ${COMP_WORDS[1]} == -b* ]]; then
 			_filedir 'spec'
 		else
-			_filedir '@(t?(ar.)@(gz|bz?(2))|tar.lzma)'
+			_filedir '@(t?(ar.)@([gx]z|bz?(2))|tar.@(lzma|Z))'
 		fi
 		;;
 	--re@(build|compile))
@@ -267,7 +267,7 @@ _rpm()
 		fi
 		;;
 	--tarbuild)
-		_filedir '@(t?(ar.)@(gz|bz?(2))|tar.lzma)'
+		_filedir '@(t?(ar.)@([gx]z|bz?(2))|tar.@(lzma|Z))'
 		;;
 	--@(re|add)sign)
 		_filedir 'rpm'