@echo off
if not %1$==$ goto usage_ok
echo Usage: diff_trunk_release library-name
goto done

:usage_ok
svn diff http://svn.boost.org/svn/boost/branches/release/boost/%1 http://svn.boost.org/svn/boost/trunk/boost/%1
svn diff http://svn.boost.org/svn/boost/branches/release/libs/%1 http://svn.boost.org/svn/boost/trunk/libs/%1

:done