On Wed Nov 16 11, Joerg Sonnenberger wrote: > On Tue, Nov 15, 2011 at 08:24:50PM +0000, Alexander Best wrote: > > one of the things i'm missing is an easy way to determine, whether a stream > > or > > fd is seekable. i checked the dd(1) and hd(1) sources and those tools are > > performing so much stuff just to find out if this is the case, and they > > still > > are doing a very poor job. > > Isn't the primary issue that FreeBSD doesn't properly report errors for > lseek(2)? I think you should start from that and not hack around the > fallout...
what do you mean? lseek(2) returns -1, when the file descriptor is not seekable. i fired lseek(2) at all sorts of file types (dir, sockets, ...) and it always returned the correct result. cheers. alex > > Joerg _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
