Try to bring up the code to more modern standards by:
- use dynamic GString built xml over a fixed buffer
- use autofree to save on explicit g_free() calls
- don't hand hack strstr to find the delimiter
- fix up style of xml_builtin and invert loop
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230829161528.2707696-11-alex.bennee@linaro.org>