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

.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
.\"
.\" 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  1999-07-25 "GNU" "Linux Programmer's Manual"
.SH NAME
wcscmp \- compare two wide-character strings
.SH SYNOPSIS
.nf
.B #include <wchar.h>
.sp
.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 \fIs1\fP and the
wide-character string pointed to by \fIs2\fP.
.SH RETURN VALUE
The
.BR wcscmp ()
function returns zero if the wide-character strings at
\fIs1\fP and \fIs2\fP are equal.
It returns an integer greater than zero if
at the first differing position \fIi\fP, the corresponding wide-character
\fIs1[i]\fP is greater than \fIs2[i]\fP.
It returns an integer less than zero if
at the first differing position \fIi\fP, the corresponding wide-character
\fIs1[i]\fP is less than \fIs2[i]\fP.
.SH CONFORMING TO
C99.
.SH SEE ALSO
.BR strcmp (3),
.BR wcscasecmp (3),
.BR wmemcmp (3)