fuse.4: fuse_entry_out: rework discussion of uniqueness of nodeid + generation

[thirdparty/man-pages.git] / man3 / bcmp.3

.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
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.\" References consulted:
.\"     Linux libc source code
.\"     Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
.\"     386BSD man pages
.\" Modified Sat Jul 24 21:36:50 1993 by Rik Faith <faith@cs.unc.edu>
.\" Modified Tue Oct 22 23:47:36 1996 by Eric S. Raymond <esr@thyrsus.com>
.TH BCMP 3  2015-03-02 "Linux" "Linux Programmer's Manual"
.SH NAME
bcmp \- compare byte sequences
.SH SYNOPSIS
.nf
.B #include <strings.h>
.sp
.BI "int bcmp(const void *" s1 ", const void *" s2 ", size_t " n );
.fi
.SH DESCRIPTION
The
.BR bcmp ()
function compares the two byte sequences
.I s1
and
.I s2
of length
.I n
each.
If they are equal, and in particular if
.I n
is zero,
.BR bcmp ()
returns 0.
Otherwise, it returns a nonzero result.
.SH RETURN VALUE
The
.BR bcmp ()
function returns 0 if the byte sequences are equal,
otherwise a nonzero result is returned.
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.TS
allbox;
lb lb lb
l l l.
Interface	Attribute	Value
T{
.BR bcmp ()
T}	Thread safety	MT-Safe
.TE
.SH CONFORMING TO
4.3BSD.
This function is deprecated (marked as LEGACY in POSIX.1-2001): use
.BR memcmp (3)
in new programs.
POSIX.1-2008 removes the specification of
.BR bcmp ().
.SH SEE ALSO
.BR memcmp (3),
.BR strcasecmp (3),
.BR strcmp (3),
.BR strcoll (3),
.BR strncasecmp (3),
.BR strncmp (3)