Black magic by Marcus Meissner <marcus@jet.franken.de>: find . -type f | xargs grep -l gp_debug_printf | xargs perl -pi -e 's/gp_debug_printf\(\s*GP_DEBUG[^,]*,[^,]*,(.*)$/GP_DEBUG(\1/' git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@3902 67ed7778-7388-44ab-90cf-0a291f65f57c