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Sync OpenBSD patchset 503:

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Don't reenlist the client imsg event every loop, instead have a small function
to it and call it after the event triggers or after a imsg is added.
This commit is contained in:
Tiago Cunha
2009-11-08 23:09:36 +00:00
parent 0cd4f4e321
commit bee17719d8
4 changed files with 26 additions and 34 deletions
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30
server-client.c
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@@ -1,4 +1,4 @@
/* $Id: server-client.c,v 1.14 2009-11-08 22:58:37 tcunha Exp $ */
/* $Id: server-client.c,v 1.15 2009-11-08 23:09:36 tcunha Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -60,6 +60,7 @@ server_client_create(int fd)
c = xcalloc(1, sizeof *c);
c->references = 0;
imsg_init(&c->ibuf, fd);
server_update_event(c);
if (gettimeofday(&c->creation_time, NULL) != 0)
fatal("gettimeofday failed");
@@ -149,30 +150,6 @@ server_client_lost(struct client *c)
recalculate_sizes();
}
/* Register clients for poll. */
void
server_client_prepare(void)
{
struct client *c;
u_int i;
int events;
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
if ((c = ARRAY_ITEM(&clients, i)) == NULL)
continue;
events = 0;
if (!(c->flags & CLIENT_BAD))
events |= EV_READ;
if (c->ibuf.w.queued > 0)
events |= EV_WRITE;
event_del(&c->event);
event_set(&c->event,
c->ibuf.fd, events, server_client_callback, c);
event_add(&c->event, NULL);
}
}
/* Process a single client event. */
void
server_client_callback(int fd, short events, void *data)
@@ -195,7 +172,8 @@ server_client_callback(int fd, short events, void *data)
if (events & EV_READ && server_client_msg_dispatch(c) != 0)
goto client_lost;
}
server_update_event(c);
return;
client_lost: