Libc-1082.50.1.tar.gz

[apple/libc.git] / locale / FreeBSD / iscntrl.3

diff --git a/locale/FreeBSD/iscntrl.3 b/locale/FreeBSD/iscntrl.3
index 6024c0eb7f576839d5ec88b98fdcefc68c58afed..bb7045db219930931e3440a9f2f7fd2804a60ac1 100644 (file)
--- a/locale/FreeBSD/iscntrl.3
+++ b/locale/FreeBSD/iscntrl.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.
@@ -34,9 +30,9 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     @(#)iscntrl.3  8.1 (Berkeley) 6/4/93
-.\" $FreeBSD: src/lib/libc/locale/iscntrl.3,v 1.15 2002/12/05 08:50:00 ru Exp $
+.\" $FreeBSD: src/lib/libc/locale/iscntrl.3,v 1.22 2009/09/04 07:44:58 des Exp $
 .\"
-.Dd October 6, 2002
+.Dd July 17, 2005
 .Dt ISCNTRL 3
 .Os
 .Sh NAME
@@ -52,17 +48,13 @@
 The
 .Fn iscntrl
 function tests for any control character.
-For single C
-.Va char Ns s
-locales (see
-.Xr multibyte 3 )
-the value of the argument is
-representable as an
-.Li unsigned char
+The value of the argument must be representable as an
+.Vt "unsigned char"
 or the value of
 .Dv EOF .
+.Pp
 In the ASCII character set, this includes the following characters
-(with their numeric values shown in octal):
+(preceded by their numeric values, in octal):
 .Pp
 .Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
 .It "\&000\ NUL \t001\ SOH \t002\ STX \t003\ ETX \t004\ EOT"
@@ -79,20 +71,19 @@ The
 function returns zero if the character tests false and
 returns non-zero if the character tests true.
 .Sh COMPATIBILITY
-Although
-.Fn iscntrl
-accepts arguments outside of the range of the
-.Vt "unsigned char"
-type in locales with large character sets,
-this is a
+The
 .Bx 4.4
-extension and the
-.Fn iwcntrl
-function should be used instead for maximum portability.
+extension of accepting arguments outside of the range of the
+.Vt "unsigned char"
+type in locales with large character sets is considered obsolete
+and may not be supported in future releases.
+The
+.Fn iswcntrl
+function should be used instead.
 .Sh SEE ALSO
 .Xr ctype 3 ,
+.Xr isalnum_l 3 ,
 .Xr iswcntrl 3 ,
-.Xr multibyte 3 ,
 .Xr ascii 7
 .Sh STANDARDS
 The