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Diffstat (limited to 'lib/libc/string/wcsrchr.3')
| -rw-r--r-- | lib/libc/string/wcsrchr.3 | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/lib/libc/string/wcsrchr.3 b/lib/libc/string/wcsrchr.3 new file mode 100644 index 00000000000..5e0c1f88355 --- /dev/null +++ b/lib/libc/string/wcsrchr.3 @@ -0,0 +1,77 @@ +.\" Copyright (c) 1990, 1991 The Regents of the University of California. +.\" All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" Chris Torek and the American National Standards Committee X3, +.\" on Information Processing Systems. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $OpenBSD: wcsrchr.3,v 1.1 2011/07/09 16:32:11 nicm Exp $ +.\" +.Dd $Mdocdate: July 9 2011 $ +.Dt WCSRCHR 3 +.Os +.Sh NAME +.Nm wcsrchr +.Nd locate last occurrence of a wide character in a wide string +.Sh SYNOPSIS +.Fd #include <wchar.h> +.Ft wchar_t * +.Fn wcsrchr "const wchar_t *s" "wchar_t c" +.Sh DESCRIPTION +The +.Fn wcsrchr +function locates the last occurrence of the wide character +.Fa c +in the wide string +.Fa s . +The terminating null wide character is considered part of the wide string. +If +.Fa c +is the null wide character (L'\e0'), +.Fn wcsrchr +locates the terminating null wide character. +.Sh RETURN VALUES +The +.Fn wcsrchr +function returns a pointer to the located wide character or +.Dv NULL +if the wide character does not appear in the wide string. +.Sh SEE ALSO +.Xr wcschr 3 , +.Xr wcscspn 3 , +.Xr wcspbrk 3 , +.Xr wcsspn 3 , +.Xr wcsstr 3 , +.Xr wcstok 3 , +.Xr wmemchr 3 +.Sh STANDARDS +The +.Fn wcsrchr +function conforms to +.St -isoC-99 +and was first introduced in +.St -isoC-amd1 . |