[PATCH] Some infrastructure work for virtual file system (now on phab)

[Rafael Espíndola]

>> Now I realize that maybe I just missed that this is to be exposed via
>> libclang and we can assume nothing about how the clients want to use
>> FS?
>
>
> VFS file creation routines will be exposed by libclang. That’s one of the clients… an IDE that has edited files in memory that it doesn’t want to flush to disk before invoking Clang.

Ah, OK. That makes perfect sense. We have no control over how little
or how much sharing the IDE wants over the filesystems it creates.

Cheers,
Rafael