I'm not there obviously, and I guess given that it's only a few days back-tracking I probably would head back, but could it be an alternative to continue?
My friend Fatty Goodlander (okay we only met a few times back in 1998) sailed twice around the world with no main 90% of the time. He used to say he was too lazy and prefered a jib or a jib and another poled wing-on-wing.