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simplify poll() conversion. from patrick keshishian

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This commit is contained in:
tedu 2014-12-31 15:42:08 +00:00
parent 0906b8c779
commit d71bc48f60
1 changed files with 6 additions and 8 deletions
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14
games/tetris/input.c
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@ -1,4 +1,4 @@
/* $OpenBSD: input.c,v 1.14 2014/11/05 20:23:38 tedu Exp $ */
/* $OpenBSD: input.c,v 1.15 2014/12/31 15:42:08 tedu Exp $ */
/* $NetBSD: input.c,v 1.3 1996/02/06 22:47:33 jtc Exp $ */
/*-
@ -76,7 +76,8 @@
int
rwait(struct timeval *tvp)
{
struct timeval starttv, endtv, *s;
int timo = INFTIM;
struct timeval starttv, endtv;
struct pollfd pfd[1];
#define NILTZ ((struct timezone *)0)
@ -84,15 +85,12 @@ rwait(struct timeval *tvp)
if (tvp) {
(void) gettimeofday(&starttv, NILTZ);
endtv = *tvp;
s = &endtv;
} else
s = NULL;
timo = endtv.tv_sec * 1000 + endtv.tv_usec / 1000;
}
again:
pfd[0].fd = STDIN_FILENO;
pfd[0].events = POLLIN;
switch (poll(pfd, 1, s ? s->tv_sec * 1000 + s->tv_usec / 1000 :
INFTIM)) {
switch (poll(pfd, 1, timo)) {
case -1:
if (tvp == 0)
return (-1);