From 98bb27acd3973a0296efccfb907ccac300de8996 Mon Sep 17 00:00:00 2001
From: ajacoutot <>
Date: Mon, 13 May 2013 10:37:02 +0000
Subject: Add an implementation of memmem() -- from FreeBSD with some tweaks.
 Requires a libc minor bump, committing now so that we have up-to-date
 snapshots for the upcoming hackathon.

joint work with millert@
man page bits ok jmc@
input and ok millert@, guenther@, deraadt@
---
 src/lib/libc/string/memmem.3 | 77 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 src/lib/libc/string/memmem.3

(limited to 'src/lib/libc/string/memmem.3')

diff --git a/src/lib/libc/string/memmem.3 b/src/lib/libc/string/memmem.3
new file mode 100644
index 0000000000..944bfe02fb
--- /dev/null
+++ b/src/lib/libc/string/memmem.3
@@ -0,0 +1,77 @@
+.\"	$OpenBSD: memmem.3,v 1.1 2013/05/13 10:37:02 ajacoutot Exp $
+.\"
+.\" Copyright (c) 2005 Pascal Gloor <pascal.gloor@spale.com>
+.\"
+.\" 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. The name of the author may not be used to endorse or promote
+.\"    products derived from this software without specific prior written
+.\"    permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+.\"
+.Dd $Mdocdate: May 13 2013 $
+.Dt MEMMEM 3
+.Os
+.Sh NAME
+.Nm memmem
+.Nd locate a byte substring in a byte string
+.Sh SYNOPSIS
+.In string.h
+.Ft "void *"
+.Fo memmem
+.Fa "const void *big" "size_t big_len"
+.Fa "const void *little" "size_t little_len"
+.Fc
+.Sh DESCRIPTION
+The
+.Fn memmem
+function
+locates the first occurrence of the byte string
+.Fa little
+in the byte string
+.Fa big .
+.Sh RETURN VALUES
+If
+.Fa little
+is zero length,
+.Fa big
+is returned; if
+.Fa little
+occurs nowhere in
+.Fa big ,
+.Dv NULL
+is returned;
+otherwise a pointer to the first character of the first occurrence of
+.Fa little
+is returned.
+.Sh SEE ALSO
+.Xr memchr 3 ,
+.Xr strchr 3 ,
+.Xr strstr 3
+.Sh STANDARDS
+.Fn memmem
+is a GNU extension.
+.Sh HISTORY
+The
+.Fn memmem
+function first appeared in
+.Ox 5.4 .
+.Sh AUTHORS
+.An Pascal Gloor Aq pascal.gloor@spale.com
-- 
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