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The code can be simplified by using clock_gettime(2)'s CLOCK_REALTIME

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instead of gettimeofday(2).

From Scott Cheloha, ok jca
This commit is contained in:
tb 2017-12-11 23:33:44 +00:00
parent bf42a57297
commit 77b728da66
1 changed files with 8 additions and 11 deletions
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19
games/grdc/grdc.c
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@ -1,4 +1,4 @@
/* $OpenBSD: grdc.c,v 1.27 2017/07/13 02:57:52 tb Exp $ */
/* $OpenBSD: grdc.c,v 1.28 2017/12/11 23:33:44 tb Exp $ */
/*
*
* Copyright 2002 Amos Shapir. Public domain.
@ -18,6 +18,7 @@
#include <limits.h>
#include <signal.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#define XLENGTH 58
@ -61,8 +62,7 @@ main(int argc, char *argv[])
int i, j, s, k;
int scrol;
int n = 0;
struct timeval nowtv, endtv;
struct timespec delay;
struct timespec delay, end;
const char *errstr;
long scroldelay = 50000000;
int xbase;
@ -119,10 +119,9 @@ main(int argc, char *argv[])
curs_set(0);
sigwinched = 1; /* force initial sizing */
gettimeofday(&nowtv, NULL);
TIMEVAL_TO_TIMESPEC(&nowtv, &now);
clock_gettime(CLOCK_REALTIME, &now);
if (n)
endtv.tv_sec = nowtv.tv_sec + n - 1;
end.tv_sec = now.tv_sec + n - 1;
do {
if (sigwinched) {
sigwinched = 0;
@ -205,8 +204,7 @@ main(int argc, char *argv[])
}
}
if (scrol && k <= 4) {
gettimeofday(&nowtv, NULL);
TIMEVAL_TO_TIMESPEC(&nowtv, &now);
clock_gettime(CLOCK_REALTIME, &now);
delay.tv_sec = 0;
delay.tv_nsec = 1000000000 - now.tv_nsec
- (4-k) * scroldelay;
@ -217,8 +215,7 @@ main(int argc, char *argv[])
}
move(6, 0);
refresh();
gettimeofday(&nowtv, NULL);
TIMEVAL_TO_TIMESPEC(&nowtv, &now);
clock_gettime(CLOCK_REALTIME, &now);
delay.tv_sec = 0;
delay.tv_nsec = (1000000000 - now.tv_nsec);
/* want scrolling to END on the second */
@ -234,7 +231,7 @@ main(int argc, char *argv[])
endwin();
errx(1, "terminated by signal %d", sigtermed);
}
} while (n == 0 || nowtv.tv_sec < endtv.tv_sec);
} while (n == 0 || now.tv_sec < end.tv_sec);
standend();
clear();
refresh();