Merge from vendor branch OPENSSH:
[dragonfly.git] / lib / libc / string / strrchr.3
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1.\" Copyright (c) 1990, 1991, 1993
2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" This code is derived from software contributed to Berkeley by
5.\" Chris Torek and the American National Standards Committee X3,
6.\" on Information Processing Systems.
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36.\" @(#)strrchr.3 8.1 (Berkeley) 6/4/93
37.\" $FreeBSD: src/lib/libc/string/strrchr.3,v 1.5.2.4 2001/12/14 18:33:59 ru Exp $
1de703da 38.\" $DragonFly: src/lib/libc/string/strrchr.3,v 1.2 2003/06/17 04:26:46 dillon Exp $
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39.\"
40.Dd June 4, 1993
41.Dt STRRCHR 3
42.Os
43.Sh NAME
44.Nm strrchr
45.Nd locate character in string
46.Sh LIBRARY
47.Lb libc
48.Sh SYNOPSIS
49.In string.h
50.Ft char *
51.Fn strrchr "const char *s" "int c"
52.Sh DESCRIPTION
53The
54.Fn strrchr
55function
56locates the last occurrence of
57.Fa c
58(converted to a char)
59in the string
60.Fa s .
61If
62.Fa c
63is
64.Ql \e0 ,
65.Fn strrchr
66locates the terminating
67.Ql \e0 .
68.Sh RETURN VALUES
69The
70.Fn strrchr
71function
72returns a pointer to the character,
73or a null
74pointer if
75.Fa c
76does not occur anywhere in
77.Fa s .
78.Sh SEE ALSO
79.Xr memchr 3 ,
80.Xr strchr 3 ,
81.Xr strcspn 3 ,
82.Xr strpbrk 3 ,
83.Xr strsep 3 ,
84.Xr strspn 3 ,
85.Xr strstr 3 ,
86.Xr strtok 3
87.Sh STANDARDS
88The
89.Fn strrchr
90function
91conforms to
92.St -isoC .