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Only need to ischar() once when polling for input

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This commit is contained in:
jmcneill 2018-09-15 16:41:37 +00:00
parent f797a43a6d
commit 07c1c7887a
1 changed files with 2 additions and 3 deletions
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5
sys/stand/efiboot/prompt.c
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@ -1,4 +1,4 @@
/* $NetBSD: prompt.c,v 1.2 2018/08/24 20:55:20 jmcneill Exp $ */
/* $NetBSD: prompt.c,v 1.3 2018/09/15 16:41:37 jmcneill Exp $ */
/*
* Copyright (c) 1996, 1997
@ -90,8 +90,7 @@ awaitkey(int timeout, int tell)
}
}
if (ischar()) {
while (ischar())
c = getchar();
c = getchar();
if (c == 0)
c = -1;
goto out;