lab7-fix2023/lib/kprintf.c
2023-11-22 16:16:24 +08:00

34 lines
431 B
C

#include "stdio.h"
#include "protect.h"
#include "proc.h"
#include "global.h"
#include "proto.h"
static void
kprintfputch(int ch, void *b)
{
char buf[2]={(char)ch,'\0'};
disp_str(buf);
}
int
vkprintf(const char *fmt, va_list ap)
{
vprintfmt((void*)kprintfputch, NULL, fmt, ap);
return 0;
}
int
kprintf(const char *fmt, ...)
{
va_list ap;
int rc;
va_start(ap, fmt);
rc = vkprintf(fmt, ap);
va_end(ap);
return rc;
}