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Viewing changes to kern/rescue_reader.c

Tags: upstream-1.98+20100705
Import upstream version 1.98+20100705

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kern/rescue_reader.c
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{
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  int c;
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  int pos = 0;
 
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  char str[4];
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  grub_printf ((cont) ? "> " : "grub rescue> ");
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  grub_memset (linebuf, 0, GRUB_RESCUE_BUF_SIZE);
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        {
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          if (pos < GRUB_RESCUE_BUF_SIZE - 1)
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            {
 
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              str[0] = c;
 
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              str[1] = 0;
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              linebuf[pos++] = c;
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              grub_putchar (c);
 
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              grub_xputs (str);
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            }
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        }
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      else if (c == '\b')
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        {
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          if (pos > 0)
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            {
 
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              str[0] = c;
 
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              str[1] = ' ';
 
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              str[2] = c;
 
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              str[3] = 0;
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              linebuf[--pos] = 0;
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              grub_putchar (c);
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              grub_putchar (' ');
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              grub_putchar (c);
 
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              grub_xputs (str);
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            }
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        }
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      grub_refresh ();
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    }
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  grub_putchar ('\n');
 
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  grub_xputs ("\n");
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  grub_refresh ();
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  *line = grub_strdup (linebuf);