[src/trunk]: src/lib/libcurses Don't waste time setting the dirty flag multip...

[blymn <blymn%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b2b6bfdf560d
branches:  trunk
changeset: 1026414:b2b6bfdf560d
user:      blymn <blymn%NetBSD.org@localhost>
date:      Mon Nov 22 21:25:25 2021 +0000

description:
Don't waste time setting the dirty flag multiple times.

diffstat:

 lib/libcurses/chgat.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (29 lines):

diff -r 640496dba89e -r b2b6bfdf560d lib/libcurses/chgat.c
--- a/lib/libcurses/chgat.c     Mon Nov 22 16:41:32 2021 +0000
+++ b/lib/libcurses/chgat.c     Mon Nov 22 21:25:25 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: chgat.c,v 1.7 2021/09/06 07:45:48 rin Exp $    */
+/*     $NetBSD: chgat.c,v 1.8 2021/11/22 21:25:25 blymn Exp $  */
 
 /*
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: chgat.c,v 1.7 2021/09/06 07:45:48 rin Exp $");
+__RCSID("$NetBSD: chgat.c,v 1.8 2021/11/22 21:25:25 blymn Exp $");
 
 #include "curses.h"
 #include "curses_private.h"
@@ -82,8 +82,9 @@
        if (x + win->ch_off + count > *lp->lastchp)
                *lp->lastchp = x + win->ch_off + count;
 
+       lp->flags |= __ISDIRTY;
+
        while (count-- > 0) {
-               lp->flags |= __ISDIRTY;
 #ifdef HAVE_WCHAR
                lc->attr = (lc->attr & ~WA_ATTRIBUTES) | attr;
 #else