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Only call vidc_init() once (unless forced).

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Cosmetic change to the init-time character eater (like, make it increment
the index counter - if there's a problem, it would sit there in an infinite
loop instead of only running 10 times).
This commit is contained in:
Peter Wemm 1998-10-11 10:07:52 +00:00
parent a1c1935fa8
commit 7d9cbdec8f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=40212
1 changed files with 8 additions and 3 deletions
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11
sys/boot/i386/libi386/vidconsole.c
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@ -26,7 +26,7 @@
*
* From Id: probe_keyboard.c,v 1.13 1997/06/09 05:10:55 bde Exp
*
* $Id: vidconsole.c,v 1.4 1998/10/07 02:39:06 msmith Exp $
* $Id: vidconsole.c,v 1.5 1998/10/07 07:34:31 msmith Exp $
*/
#include <stand.h>
@ -46,6 +46,8 @@ static void vidc_putchar(int c);
static int vidc_getchar(void);
static int vidc_ischar(void);
static int vidc_started;
struct console vidconsole = {
"vidconsole",
"internal video/keyboard",
@ -77,9 +79,12 @@ vidc_probe(struct console *cp)
static int
vidc_init(int arg)
{
int i = 0;
int i;
while((i < 10) && (vidc_ischar()))
if (vidc_started && arg == 0)
return;
vidc_started = 1;
for(i = 0; i < 10 && vidc_ischar(); i++)
(void)vidc_getchar();
return(0); /* XXX reinit? */
}