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Merge remote-tracking branches 'asoc/topic/adau1977', 'asoc/topic/ak4642', 'asoc...
[deliverable/linux.git]
/
arch
/
x86
/
lib
/
misc.c
1
/*
2
* Count the digits of @val including a possible sign.
3
*
4
* (Typed on and submitted from hpa's mobile phone.)
5
*/
6
int
num_digits
(
int
val
)
7
{
8
int
m
=
10
;
9
int
d
=
1
;
10
11
if
(
val
<
0
) {
12
d
++;
13
val
= -
val
;
14
}
15
16
while
(
val
>=
m
) {
17
m
*=
10
;
18
d
++;
19
}
20
return
d
;
21
}
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