.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
.\"
+.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
+.\" %%%LICENSE_END
.\"
.\" References consulted:
.\" Linux libc source code
.\" 386BSD man pages
.\" Modified Mon Apr 12 12:54:34 1993, David Metcalfe
.\" Modified Sat Jul 24 19:13:52 1993, Rik Faith (faith@cs.unc.edu)
-.TH INDEX 3 2009-03-15 "GNU" "Linux Programmer's Manual"
+.TH INDEX 3 2014-04-01 "GNU" "Linux Programmer's Manual"
.SH NAME
index, rindex \- locate character in string
.SH SYNOPSIS
function returns a pointer to the last occurrence
of the character \fIc\fP in the string \fIs\fP.
.PP
-The terminating NULL character is considered to be a part of the
+The terminating null byte (\(aq\\0\(aq) is considered to be a part of the
strings.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
The
.BR index ()
and
.BR rindex ()
functions return a pointer to
the matched character or NULL if the character is not found.
-.SH "CONFORMING TO"
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR index ()
+and
+.BR rindex ()
+functions are thread-safe.
+.SH CONFORMING TO
4.3BSD; marked as LEGACY in POSIX.1-2001.
POSIX.1-2008 removes the specifications of
.BR index ()
and
.BR strrchr (3)
instead.
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR memchr (3),
.BR strchr (3),
+.BR string (3),
.BR strpbrk (3),
.BR strrchr (3),
.BR strsep (3),
.BR strspn (3),
.BR strstr (3),
.BR strtok (3)
+.SH COLOPHON
+This page is part of release 3.65 of the Linux
+.I man-pages
+project.
+A description of the project,
+and information about reporting bugs,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.