The following reply was made to PR bin/151663; it has been noted by GNATS.
From: Andy Farkas <chuzzwa...@gmail.com>
To: bug-follo...@freebsd.org, anatoly.boro...@gmail.com
Cc: =?ISO-8859-1?Q?Ulrich_Sp=F6rlein?= <u...@freebsd.org>,
Bruce Evans <b...@optusnet.com.au>
Subject: Re: bin/151663: games/grdc: -s does not scroll
Date: Tue, 8 Mar 2011 22:41:39 +1000
On Sun, Oct 24, 2010 at 1:27 AM, Anatoly Borodin
<anatoly.boro...@gmail.com> wrote:
> grdc -s should scroll the digits, the manual says. But "grdc" and "grdc -s"
> look just the same.
It *is* scrolling, just too fast for the eye to see.
If you add delays, it scrolls just fine:
%%%
--- /usr/src/games/grdc/grdc.c 2010-08-28 13:04:04.000000000 +1000
+++ ./scrolling-grdc.c 2011-03-08 18:47:50.000000000 +1000
@@ -54,7 +54,7 @@
int
main(int argc, char *argv[])
{
- struct timespec delay;
+ struct timespec delay, scrold;
time_t prev_sec;
long t, a;
int i, j, s, k;
@@ -69,6 +69,8 @@
switch (ch) {
case 's':
scrol = 1;
+ scrold.tv_sec = 0;
+ scrold.tv_nsec = 40000000;
break;
case 't':
t12 = 1;
@@ -191,6 +193,7 @@
}
if(!s) {
refresh();
+ nanosleep(&scrold, NULL);
}
}
}
%%%
If you increase scrold.tv_nsec though, it seems to break the timing loop
and grdc doesn't seem to DTRT.
I have submitted a new PR (bin/155374) that fixes the problem once and for all.
-andyf
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