[deliverable/linux.git] / arch / x86 / lib / misc.c

/*
 * Count the digits of @val including a possible sign.
 *
 * (Typed on and submitted from hpa's mobile phone.)
 */
int num_digits(int val)
{
	int m = 10;
	int d = 1;

	if (val < 0) {
		d++;
		val = -val;
	}

	while (val >= m) {
		m *= 10;
		d++;
	}
	return d;
}
Commit	Line	Data
a17bce4d BP	1	/*
	2	* Count the digits of @val including a possible sign.
	3	*
	4	* (Typed on and submitted from hpa's mobile phone.)
	5	*/
646e29a1 BP	6	int num_digits(int val)
646e29a1 BP	7	{
a17bce4d BP	8	int m = 10;
a17bce4d BP	9	int d = 1;
646e29a1	10
a17bce4d BP	11	if (val < 0) {
	12	d++;
	13	val = -val;
646e29a1 BP	14	}
646e29a1 BP	15
a17bce4d BP	16	while (val >= m) {
	17	m *= 10;
	18	d++;
	19	}
	20	return d;
646e29a1	21	}