This sounds like "xargs": http://linux.die.net/man/1/xargs
Heh, Unix: The ORIGINAL "There's an app for that." ;)In any case, FWIW, safearg is simpler (which I suppose could be good or bad depending on use-case), and easier for D users to be able to rely on even in Windows due to dub support (Windows users rarely ever install GNU tools).