RetroZilla/security/nss/cmd/lib/ffs.c
2018-05-19 22:01:21 +08:00

20 lines
390 B
C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#if !defined(XP_UNIX) && !defined(XP_OS2)
int ffs( unsigned int i)
{
int rv = 1;
if (!i) return 0;
while (!(i & 1)) {
i >>= 1;
++rv;
}
return rv;
}
#endif