> > fd1 = open("dir1", O_DIRECTORY):
> > fd2 = open("dir2", O_DIRECTORY);
> > system("mount -t tmpfs none dir1");
> > system("mount -t tmpfs none dir2");
> > openat(fd1, "file1", O_RDWR | O_CREAT);
> > openat(fd2, "file2", O_RDWR | O_CREAT);
> > If you have a better way to accomplish this, let me know. :)
> >
>
> This should work:
>
> fchdir(fd1);
> open("file1", O_RDWR | O_CREAT);
> fchdir(fd2);
> open("file2", O_RDWR | O_CREAT);
If you only have a single thread, yes.
The *at() thing basically gives you the advantages of a CWD without
the disadvantages.
For example it could be useful to implement the functionality of
find(1) as a library interface.
Miklos
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