LibC: Add ffs{,l,ll}

Those are wrappers around AK::bit_scan_forward().
Author: https://github.com/demostanis Commit: 09a2db89c9 Pull-request: https://github.com/SerenityOS/serenity/pull/15195 Reviewed-by: https://github.com/ADKaster Reviewed-by: https://github.com/AtkinsSJ Reviewed-by: https://github.com/Xexxa ✅ Reviewed-by: https://github.com/alimpfard Reviewed-by: https://github.com/gmta ✅ Reviewed-by: https://github.com/timschumi ✅
2025-09-21 00:38:56 +00:00 · 2022-09-10 18:15:57 +02:00 · 2022-09-10 18:15:57 +02:00 · 09a2db89c9 · 2024-07-17 05:49:52 +09:00
commit 09a2db89c9
parent aa788581f2
2 changed files with 22 additions and 0 deletions
--- a/Userland/Libraries/LibC/strings.h
+++ b/Userland/Libraries/LibC/strings.h
@ -15,5 +15,8 @@ int strcasecmp(char const*, char const*);
 int strncasecmp(char const*, char const*, size_t);
 void bzero(void*, size_t);
 void bcopy(void const*, void*, size_t);
+int ffs(int);
+int ffsl(long int);
+int ffsll(long long int);

 __END_DECLS