Libc-1081.1.3.tar.gz

[apple/libc.git] / string / FreeBSD / strchr.3

diff --git a/string/FreeBSD/strchr.3 b/string/FreeBSD/strchr.3
index 6f8d3fa698945edb957db143e14a792b7bd023b5..512bc6f26bd9781bedff7a8eb50ec790fa95a1a2 100644 (file)
--- a/string/FreeBSD/strchr.3
+++ b/string/FreeBSD/strchr.3
@@ -13,10 +13,6 @@
 .\" 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. All advertising materials mentioning features or use of this software
-.\"    must display the following acknowledgement:
-.\"    This product includes software developed by the University of
-.\"    California, Berkeley and its contributors.
 .\" 4. 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.
@@ -34,55 +30,73 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     @(#)strchr.3   8.2 (Berkeley) 4/19/94
-.\" $FreeBSD: src/lib/libc/string/strchr.3,v 1.9 2002/12/18 13:33:03 ru Exp $
+.\" $FreeBSD: src/lib/libc/string/strchr.3,v 1.14 2009/04/07 13:42:53 trasz Exp $
 .\"
 .Dd April 19, 1994
 .Dt STRCHR 3
 .Os
 .Sh NAME
-.Nm strchr
+.Nm strchr , strrchr
 .Nd locate character in string
 .Sh LIBRARY
 .Lb libc
 .Sh SYNOPSIS
 .In string.h
-.Ft char *
-.Fn strchr "const char *s" "int c"
+.Ft "char *"
+.Fo strchr
+.Fa "const char *s"
+.Fa "int c"
+.Fc
+.Ft "char *"
+.Fo strrchr
+.Fa "const char *s"
+.Fa "int c"
+.Fc
 .Sh DESCRIPTION
 The
 .Fn strchr
 function locates the first occurrence of
 .Fa c
+(converted to a
+.Vt char )
 in the string pointed to by
 .Fa s .
-The terminating
-.Dv NUL
-character is considered part of the string.
-If
+The terminating null character is considered to be part of the string;
+therefore if
 .Fa c
 is
 .Ql \e0 ,
-.Fn strchr
-locates the terminating
+the functions locate the terminating
 .Ql \e0 .
+.Pp
+The
+.Fn strrchr
+function is identical to
+.Fn strchr ,
+except it locates the last occurrence of
+.Fa c .
 .Sh RETURN VALUES
-The function
+The functions
 .Fn strchr
-returns a pointer to the located character, or
+and
+.Fn strrchr
+return a pointer to the located character, or
 .Dv NULL
 if the character does not appear in the string.
 .Sh SEE ALSO
 .Xr memchr 3 ,
+.Xr memmem 3 ,
 .Xr strcspn 3 ,
 .Xr strpbrk 3 ,
-.Xr strrchr 3 ,
 .Xr strsep 3 ,
 .Xr strspn 3 ,
 .Xr strstr 3 ,
-.Xr strtok 3
+.Xr strtok 3 ,
+.Xr wcschr 3
 .Sh STANDARDS
-The
+The functions
 .Fn strchr
-function
-conforms to
+and
+.Fn strrchr
+conform to
 .St -isoC .