Hi,

Tomas Volf <~@wolfsden.cz> skribis:

> Use scm_sendfile instead of read-write loop.  This moves the work into
> the kernel, improving performance.  This implements Ludovic's suggestion
> from bug 68504.
>
> * libguile/filesys.c (scm_copy_file2): Use scm_sendfile.

Nice!  I had to apply the changes below to appease GCC.

The patch LGTM but I realize there’s no real ‘copy-file’ test.  Not your
fault but would you mind adding one or two tests?

Thanks,
Ludo’.