From 56b19a09fda414876e310d086636c8e618871219 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sat, 27 Dec 2025 20:44:22 +0100 Subject: Add some man pages MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libj2_fls_j2u.3 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 libj2_fls_j2u.3 (limited to 'libj2_fls_j2u.3') diff --git a/libj2_fls_j2u.3 b/libj2_fls_j2u.3 new file mode 100644 index 0000000..9b63423 --- /dev/null +++ b/libj2_fls_j2u.3 @@ -0,0 +1,52 @@ +.TH LIBJ2_FLS_J2U 3 LIBJ2 +.SH NAME +libj2_fls_j2u \- Find last set bit + +.SH SYNOPSIS +.nf +#include + +unsigned \fBlibj2_fls_j2u\fP(const struct libj2_j2u *\fIa\fP); +.fi +.PP +Link with +.IR -lj2 . + +.SH DESCRIPTION +The +.BR libj2_fls_j2u () +function returns the index of the most +significant set bit in +.IR a , +where the index is counted from 1, +and from the the least significant bit. +.PP +In the case that no bit in +.I a +is set, 0 is returned. +.PP +.I a +is assumed to be +.RI non- NULL . + +.SH RETURN VALUE +The +.BR libj2_fls_j2u () +function returns the one-based index of +the last set bit in +.IR a , +or 0 if no bit is set. + +.SH ERRORS +The +.BR libj2_fls_j2u () +function cannot fail. + +.SH SEE ALSO +.BR libj2 (7), +.BR libj2_flc_j2u (3), +.BR libj2_ffs_j2u (3), +.BR libj2_clz_j2u (3), +.BR libj2_kls_j2u (3), +.BR libj2_cls_j2u (3), +.BR libj2_slc_j2u (3) -- cgit v1.2.3-70-g09d2