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Diffstat (limited to 'dix/ffs.c')
-rw-r--r-- | dix/ffs.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/dix/ffs.c b/dix/ffs.c new file mode 100644 index 000000000..8d0954689 --- /dev/null +++ b/dix/ffs.c @@ -0,0 +1,37 @@ +/* $Xorg: ffs.c,v 1.4 2001/02/09 02:04:40 xorgcvs Exp $ */ +/* + +Copyright 1996, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- +ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT +SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABIL- +ITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS +IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall +not be used in advertising or otherwise to promote the sale, use or +other dealings in this Software without prior written authorization from +The Open Group. + +*/ + +int +ffs(int i) +{ + int j; + for (j = 1; (i & 1) == 0; j++) + i >>= 1; + return j; +} |