wm: teppich

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printf: add 0x into %x, style fixes

--- a/libc/printf.c

+++ b/libc/printf.c

@@ -47,20 +47,22 @@

 	switch (specifier)

 	{

-	case 'c':

-		count += print_char(va_arg(ap, int));	// Type promotion

-		break;

-	case 's':

-		count += print_str(va_arg(ap, char*));

-		break;

-	case 'd':

-		count += print_digit((long)va_arg(ap, int), 10);

-		break;

-	case 'x':

-		count += print_digit((long)va_arg(ap, unsigned int), 16);

-	default:

-		count += print_char(specifier);

-		break;

+		case 'c':

+			count += print_char(va_arg(ap, int));	// Type promotion

+			break;

+		case 's':

+			count += print_str(va_arg(ap, char*));

+			break;

+		case 'd':

+			count += print_digit((long)va_arg(ap, int), 10);

+			break;

+		case 'x':

+			print_str("0x");

+			count += print_digit((long)va_arg(ap, unsigned int), 16);

+			break;

+		default:

+			count += print_char(specifier);

+			break;

 	}

 	return count;