diff options
Diffstat (limited to '05/musl-0.6.0/src/misc/ffs.c')
-rw-r--r-- | 05/musl-0.6.0/src/misc/ffs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/05/musl-0.6.0/src/misc/ffs.c b/05/musl-0.6.0/src/misc/ffs.c new file mode 100644 index 0000000..2f7cb32 --- /dev/null +++ b/05/musl-0.6.0/src/misc/ffs.c @@ -0,0 +1,9 @@ +#include <strings.h> + +int ffs(int i) +{ + unsigned int j = i; + for (i=1; j && !(j&1); j>>=1, i++); + if (j) return i; + return 0; +} |