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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /src/misc/ffs.c | |
Initial version
Diffstat (limited to 'src/misc/ffs.c')
| -rw-r--r-- | src/misc/ffs.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/misc/ffs.c b/src/misc/ffs.c new file mode 100644 index 0000000..673ce5a --- /dev/null +++ b/src/misc/ffs.c @@ -0,0 +1,7 @@ +#include <strings.h> +#include "atomic.h" + +int ffs(int i) +{ + return i ? a_ctz_l(i)+1 : 0; +} |