On Mon, May 2, 2011 at 05:18, fykc...@gmail.com <fykc...@gmail.com> wrote: > loop_read/write will try to fill/read 'nbytes' of caller supplying buffer. > This argument is currently of type size_t, which is always true > for loop quit condition "while (nbytes > 0)", hence we change it to > type ssize_t here.
Where would that be useful? It's the size of the buffer supplied to the function, just like read() itself has. > This also helps to detect passed-in 'nbytes' of value -1 > for example. Detect what that way, a negative sizeof()? Kay _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
