On Thu, 6 Sep 2012 08:01:28 +0200
Alexander Burger <[email protected]> wrote:
> Hi Laurent,
>
> back to your original mail:
>
> > By the way, if anyone know what lib to use for (native) to make a
> > lstat syscall so I can replace the stat shell call, I'd be very
> > grateful: I can't find where it is! (contrary to what I thought, it
> > is NOT in libc...)
>
> It seems the internal symbol is '__xstat'.
>
> >From "/usr/include/x86_64-linux-gnu/sys/stat.h":
>
> __extern_inline int
> __NTH (stat (__const char *__path, struct stat *__statbuf))
> {
> return __xstat (_STAT_VER, __path, __statbuf);
> }
>
> That's a pity, because it makes it rather unportable.
>
>
>
> BTW, instead of using 'line', 'split' and 'pack' in
>
> > (de stat (Path)
> > (mapcar pack
> > (split
> > (in
> > (list "stat" "-c" "%f %s %u %g %h %i %X %Y %Z" Path)
> > (line) )
> > " " ) ) )
>
> and later parsing it with 'hex' and 'format', you could read it
> directly:
>
> (in (list "stat" "-c" "%f %s %u %g %h %i %X %Y %Z" Path)
> (make
> (link (hex (till " "))
> (do 8
> (link (read)) ) ) ) )
>
Why not just:
(in (list "stat" "-c" "(`(hex \"%f\") %s %u %g %h %i %X %Y %Z)" Path)
(read) )
:D
> Cheers,
> - Alex
Cheers,
- José
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