On 14 Jul 2005 15:27:04 -0700, Gisle Aas <[EMAIL PROTECTED]> wrote:
> I would like to be able to pass file handles to chmod(), chown() and
> chdir() and have perl call the corresponding fxxx() function. This is
> similar to how perl treats the argument of stat() or truncate().
>
> Below is an implementation that make perl call fchmod(). If there are
> no objections to this approach, I'll complete a patch that includes
> the other 2 functions and comes with tests and documentation.
> Configure already probes for the availability of these functions.
I'm all ears :)
I'll just wait for the full patch, which I presume also has several test
cases along with it.
> --- doio.c.orig 2005-07-14 23:52:24.000000000 +0200
> +++ doio.c 2005-07-15 00:06:48.000000000 +0200
> @@ -1677,10 +1677,33 @@
> APPLY_TAINT_PROPER();
> tot = sp - mark;
> while (++mark <= sp) {
> - const char *name = SvPV_nolen_const(*mark);
> - APPLY_TAINT_PROPER();
> - if (PerlLIO_chmod(name, val))
> - tot--;
> + GV* gv;
> + if (SvTYPE(*mark) == SVt_PVGV) {
> + gv = (GV*)*mark;
> + do_fchmod:
> +#ifdef HAS_FCHMOD
> + if (GvIO(gv) && IoIFP(GvIOp(gv))) {
> + APPLY_TAINT_PROPER();
> + if (fchmod(PerlIO_fileno(IoIFP(GvIOn(gv))), val))
> + tot--;
> +#else
> + DIE(aTHX_ PL_no_func, "fchmod");
> +#endif
> + }
> + else {
> + tot--;
> + }
> + }
> + else if (SvROK(*mark) && SvTYPE(SvRV(*mark)) == SVt_PVGV) {
> + gv = (GV*)SvRV(*mark);
> + goto do_fchmod;
> + }
> + else {
> + const char *name = SvPV_nolen_const(*mark);
> + APPLY_TAINT_PROPER();
> + if (PerlLIO_chmod(name, val))
> + tot--;
> + }
> }
> }
> break;
>
--
H.Merijn Brand Amsterdam Perl Mongers (http://amsterdam.pm.org/)
using Perl 5.6.2, 5.8.0, 5.8.5, & 5.9.2 on HP-UX 10.20, 11.00 & 11.11,
AIX 4.3 & 5.2, SuSE 9.2 & 9.3, and Cygwin. http://www.cmve.net/~merijn
Smoking perl: http://www.test-smoke.org, perl QA: http://qa.perl.org
reports to: [EMAIL PROTECTED], [email protected]
