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[src/trunk]: src/usr.bin/w redo the previous; avoid a bunch of processing whe...
details: https://anonhg.NetBSD.org/src/rev/cef89d1c48a2
branches: trunk
changeset: 804864:cef89d1c48a2
user: mrg <mrg%NetBSD.org@localhost>
date: Wed Dec 03 06:12:19 2014 +0000
description:
redo the previous; avoid a bunch of processing when running as "uptime",
and as a side effect, avoid any name lookups.
diffstat:
usr.bin/w/w.c | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diffs (58 lines):
diff -r 24f6e5b50c8b -r cef89d1c48a2 usr.bin/w/w.c
--- a/usr.bin/w/w.c Wed Dec 03 03:44:45 2014 +0000
+++ b/usr.bin/w/w.c Wed Dec 03 06:12:19 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: w.c,v 1.80 2014/12/02 22:19:19 christos Exp $ */
+/* $NetBSD: w.c,v 1.81 2014/12/03 06:12:19 mrg Exp $ */
/*-
* Copyright (c) 1980, 1991, 1993, 1994
@@ -39,7 +39,7 @@
#if 0
static char sccsid[] = "@(#)w.c 8.6 (Berkeley) 6/30/94";
#else
-__RCSID("$NetBSD: w.c,v 1.80 2014/12/02 22:19:19 christos Exp $");
+__RCSID("$NetBSD: w.c,v 1.81 2014/12/03 06:12:19 mrg Exp $");
#endif
#endif /* not lint */
@@ -156,7 +156,6 @@
if (*progname == 'u') {
wcmd = 0;
options = "";
- nflag = 1;
} else {
wcmd = 1;
options = "hiM:N:nw";
@@ -222,6 +221,10 @@
if (utx->ut_type != USER_PROCESS)
continue;
++nusers;
+
+ if (wcmd == 0)
+ continue;
+
if (sel_user &&
strncmp(utx->ut_name, sel_user, sizeof(utx->ut_name)) != 0)
continue;
@@ -268,6 +271,10 @@
continue;
++nusers;
+
+ if (wcmd == 0)
+ continue;
+
if ((ep = calloc(1, sizeof(struct entry))) == NULL)
err(1, NULL);
(void)memcpy(ep->name, ut->ut_name, sizeof(ut->ut_name));
@@ -280,8 +287,7 @@
ep->tv.tv_sec = ut->ut_time;
*nextp = ep;
nextp = &(ep->next);
- if (wcmd != 0)
- process(ep);
+ process(ep);
}
#endif
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