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'\" t
.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
.\" SPDX-License-Identifier: GPL-2.0-or-later
.\"
.\" References consulted:
.\" GNU glibc-2 source code and manual
.\" Dinkumware C library reference http://www.dinkumware.com/
.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
.\" ISO/IEC 9899:1999
.\"
.TH wcscmp 3 2024-05-02 "Linux man-pages (unreleased)"
.SH NAME
wcscmp \- compare two wide-character strings
.SH LIBRARY
Standard C library
.RI ( libc ", " \-lc )
.SH SYNOPSIS
.nf
.B #include <wchar.h>
.P
.BI "int wcscmp(const wchar_t *" s1 ", const wchar_t *" s2 );
.fi
.SH DESCRIPTION
The
.BR wcscmp ()
function is the wide-character equivalent
of the
.BR strcmp (3)
function.
It compares the wide-character string pointed to by
.I s1
and the
wide-character string pointed to by
.IR s2 .
.SH RETURN VALUE
The
.BR wcscmp ()
function returns zero if the wide-character strings at
.I s1
and
.I s2
are equal.
It returns an integer greater than zero if
at the first differing position
.IR i ,
the corresponding wide-character
.I s1[i]
is greater than
.IR s2[i] .
It returns an integer less than zero if
at the first differing position
.IR i ,
the corresponding wide-character
.I s1[i]
is less than
.IR s2[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 wcscmp ()
T} Thread safety MT-Safe
.TE
.SH STANDARDS
C11, POSIX.1-2008.
.SH HISTORY
POSIX.1-2001, C99.
.SH SEE ALSO
.BR strcmp (3),
.BR wcscasecmp (3),
.BR wmemcmp (3)
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