recv: Improve documentation of generic_recv_pre_select().
authorAndre Noll <maan@systemlinux.org>
Tue, 20 Sep 2011 20:27:18 +0000 (22:27 +0200)
committerAndre Noll <maan@systemlinux.org>
Tue, 20 Sep 2011 20:27:18 +0000 (22:27 +0200)
commitf60bda0c58218b9c5a617e82c2dcdd7c2f203fb5
tree37dec0193acc449a31f55bbdc53200bc91f784ac
parent427a5ce5441af1641a0deac137b93a5b893b3bac
recv: Improve documentation of generic_recv_pre_select().

Make it clear that this function returns the state of the given buffer
tree node, i.e. > 0 on success, == 0 if there is nothing to do and <
0 on errors.
recv_common.c