1994-05-27 05:00:24 +00:00
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.\" Copyright (c) 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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.\"
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.\" This code is derived from software contributed to Berkeley by
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.\" the American National Standards Committee X3, on Information
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.\" Processing Systems.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the University of
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.\" California, Berkeley and its contributors.
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.\" 4. Neither the name of the University nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)ispunct.3 8.1 (Berkeley) 6/4/93
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1999-08-28 00:22:10 +00:00
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.\" $FreeBSD$
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1994-05-27 05:00:24 +00:00
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.\"
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.Dd June 4, 1993
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.Dt ISPUNCT 3
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.Os
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.Sh NAME
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.Nm ispunct
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.Nd punctuation character test
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2000-04-21 09:42:15 +00:00
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.Sh LIBRARY
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.Lb libc
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1994-05-27 05:00:24 +00:00
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.Sh SYNOPSIS
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.Fd #include <ctype.h>
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.Ft int
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1997-04-13 12:55:36 +00:00
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.Fn ispunct "int c"
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1994-05-27 05:00:24 +00:00
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.Sh DESCRIPTION
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The
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.Fn ispunct
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function tests for any printing character except for space (' ') or a
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character for which
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.Xr isalnum 3
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is true.
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2000-04-11 14:41:37 +00:00
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For single C
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.Va char Ns s
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2000-04-12 18:38:30 +00:00
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locales (see
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.Xr multibyte 3 )
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the value of the argument is
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2000-04-11 14:41:37 +00:00
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representable as an
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2000-04-12 18:38:30 +00:00
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.Li unsigned char
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2000-04-11 14:41:37 +00:00
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or the value of
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.Dv EOF .
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2000-01-19 16:21:05 +00:00
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In the ASCII character set, this includes the following characters
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(with their numeric values shown in octal):
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1997-01-31 00:25:12 +00:00
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.Pp
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1994-05-27 05:00:24 +00:00
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.Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
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.It \&041\ ``!'' \t042\ ``"'' \t043\ ``#'' \t044\ ``$'' \t045\ ``%''
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.It \&046\ ``&'' \t047\ ``''' \t050\ ``('' \t051\ ``)'' \t052\ ``*''
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.It \&053\ ``+'' \t054\ ``,'' \t055\ ``-'' \t056\ ``.'' \t057\ ``/''
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.It \&072\ ``:'' \t073\ ``;'' \t074\ ``<'' \t075\ ``='' \t076\ ``>''
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1997-07-13 07:28:06 +00:00
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.It \&077\ ``?'' \t100\ ``@'' \t133\ ``['' \t134\ ``\e\|'' \t135\ ``]''
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1994-05-27 05:00:24 +00:00
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.It \&136\ ``^'' \t137\ ``_'' \t140\ ```'' \t173\ ``{'' \t174\ ``|''
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.It \&175\ ``}'' \t176\ ``~''
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.El
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.Sh RETURN VALUES
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The
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.Fn ispunct
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function returns zero if the character tests false and
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returns non-zero if the character tests true.
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.Sh SEE ALSO
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.Xr ctype 3 ,
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2000-04-11 14:41:37 +00:00
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.Xr multibyte 3 ,
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1994-05-27 05:00:24 +00:00
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.Xr ascii 7
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.Sh STANDARDS
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The
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.Fn ispunct
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function conforms to
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.St -ansiC .
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