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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 3d08cd331c1adcf0d917392f7e527b3f00511748 (patch) | |
tree | 312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man3/ffs.3 | |
parent | Adding debian version 6.7-2. (diff) | |
download | manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip |
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/ffs.3')
-rw-r--r-- | man3/ffs.3 | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/man3/ffs.3 b/man3/ffs.3 deleted file mode 100644 index 00c8aad..0000000 --- a/man3/ffs.3 +++ /dev/null @@ -1,97 +0,0 @@ -'\" t -.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.\" References consulted: -.\" Linux libc source code -.\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) -.\" 386BSD man pages -.\" Modified Sat Jul 24 19:39:35 1993 by Rik Faith (faith@cs.unc.edu) -.\" -.\" Modified 2003 Walter Harms (walter.harms@informatik.uni-oldenburg.de) -.\" -.TH ffs 3 2023-11-19 "Linux man-pages 6.7" -.SH NAME -ffs, ffsl, ffsll \- find first bit set in a word -.SH LIBRARY -Standard C library -.RI ( libc ", " \-lc ) -.SH SYNOPSIS -.nf -.B #include <strings.h> -.P -.BI "int ffs(int " i ); -.BI "int ffsl(long " i ); -.BI "int ffsll(long long " i ); -.fi -.P -.RS -4 -Feature Test Macro Requirements for glibc (see -.BR feature_test_macros (7)): -.RE -.P -.BR ffs (): -.nf - Since glibc 2.12: - _XOPEN_SOURCE >= 700 - || ! (_POSIX_C_SOURCE >= 200809L) - || /* glibc >= 2.19: */ _DEFAULT_SOURCE - || /* glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE - Before glibc 2.12: - none -.fi -.P -.BR ffsl (), -.BR ffsll (): -.nf - Since glibc 2.27: -.\" glibc commit 68fe16dd327c895c08b9ee443b234c49c13b36e9 - _DEFAULT_SOURCE - Before glibc 2.27: - _GNU_SOURCE -.fi -.SH DESCRIPTION -The -.BR ffs () -function returns the position of the first -(least significant) bit set in the word \fIi\fP. -The least significant bit is position 1 and the -most significant position is, for example, 32 or 64. -The functions -.BR ffsll () -and -.BR ffsl () -do the same but take -arguments of possibly different size. -.SH RETURN VALUE -These functions return the position of the first bit set, -or 0 if no bits are set in -.IR i . -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR ffs (), -.BR ffsl (), -.BR ffsll () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -.TP -.BR ffs () -POSIX.1-2001, POSIX.1-2008, 4.3BSD. -.TP -.BR ffsl () -.TQ -.BR ffsll () -GNU. -.SH SEE ALSO -.BR memchr (3) |