Robert Collins <robertc@xxxxxxxxxxxxxxxxx> writes: > > > It needn't be the default, but it certainly should be an option, > > > > Yes, it would be reasonable to add it as an option. > > Is this something an autoconf developer would be inclined to > scratch? I don't think it'd be high priority, no. (Have you looked into copy-on-write overlay filesystems? They might address the general problem better.) > If not, could I get some pointers about the best place in autoconf > to look? It's scattered throughout the autoconf code, unfortunately. For starters, you might look for "O_CREAT | O_WRONLY | O_TRUNC" in bin/autom4te.in, but I'm sure that's not the only place.