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pass port numbers around in network order
[unix-history]
/
usr
/
src
/
lib
/
libc
/
stdlib
/
atoi.c
/* @(#)atoi.c 4.3 (Berkeley) 81/02/28 */
atoi
(
p
)
register
char
*
p
;
{
register
int
n
;
register
int
f
;
n
=
0
;
f
=
0
;
for
(;;
p
++) {
switch
(*
p
) {
case
' '
:
case
'
\t
'
:
continue
;
case
'-'
:
f
++;
case
'+'
:
p
++;
}
break
;
}
while
(*
p
>=
'0'
&& *
p
<=
'9'
)
n
=
n
*
10
+ *
p
++ -
'0'
;
return
(
f
? -
n
:
n
);
}