[apple/libc.git] / locale / isprint.3

.\" Copyright (c) 1991, 1993
.\"	The Regents of the University of California.  All rights reserved.
.\"
.\" This code is derived from software contributed to Berkeley by
.\" the American National Standards Committee X3, on Information
.\" Processing Systems.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\"    notice, this list of conditions and the following disclaimer.
.\" 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.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\"     @(#)isprint.3	8.1 (Berkeley) 6/4/93
.\" $FreeBSD: src/lib/libc/locale/isprint.3,v 1.7.2.5 2001/12/14 18:33:54 ru Exp $
.\"
.Dd June 4, 1993
.Dt ISPRINT 3
.Os
.Sh NAME
.Nm isprint
.Nd printing character test (space character inclusive)
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In ctype.h
.Ft int
.Fn isprint "int c"
.Sh DESCRIPTION
The
.Fn isprint
function tests for any printing character including space (' ').
For single C
.Va char Ns s
locales (see
.Xr multibyte 3 )
the value of the argument is
representable as an
.Li unsigned char
or the value of
.Dv EOF .
In the ASCII character set, this includes the following characters
(with their numeric values shown in octal):
.Pp
.Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
.It "\&040\ sp \t041\ ``!'' \t042\ ``""'' \t043\ ``#'' \t044\ ``$''"
.It "\&045\ ``%'' \t046\ ``&'' \t047\ ``''' \t050\ ``('' \t051\ ``)''"
.It "\&052\ ``*'' \t053\ ``+'' \t054\ ``,'' \t055\ ``-'' \t056\ ``.''"
.It "\&057\ ``/'' \t060\ ``0'' \t061\ ``1'' \t062\ ``2'' \t063\ ``3''"
.It "\&064\ ``4'' \t065\ ``5'' \t066\ ``6'' \t067\ ``7'' \t070\ ``8''"
.It "\&071\ ``9'' \t072\ ``:'' \t073\ ``;'' \t074\ ``<'' \t075\ ``=''"
.It "\&076\ ``>'' \t077\ ``?'' \t100\ ``@'' \t101\ ``A'' \t102\ ``B''"
.It "\&103\ ``C'' \t104\ ``D'' \t105\ ``E'' \t106\ ``F'' \t107\ ``G''"
.It "\&110\ ``H'' \t111\ ``I'' \t112\ ``J'' \t113\ ``K'' \t114\ ``L''"
.It "\&115\ ``M'' \t116\ ``N'' \t117\ ``O'' \t120\ ``P'' \t121\ ``Q''"
.It "\&122\ ``R'' \t123\ ``S'' \t124\ ``T'' \t125\ ``U'' \t126\ ``V''"
.It "\&127\ ``W'' \t130\ ``X'' \t131\ ``Y'' \t132\ ``Z'' \t133\ ``[''"
.It "\&134\ ``\e\|'' \t135\ ``]'' \t136\ ``^'' \t137\ ``_'' \t140\ ```''"
.It "\&141\ ``a'' \t142\ ``b'' \t143\ ``c'' \t144\ ``d'' \t145\ ``e''"
.It "\&146\ ``f'' \t147\ ``g'' \t150\ ``h'' \t151\ ``i'' \t152\ ``j''"
.It "\&153\ ``k'' \t154\ ``l'' \t155\ ``m'' \t156\ ``n'' \t157\ ``o''"
.It "\&160\ ``p'' \t161\ ``q'' \t162\ ``r'' \t163\ ``s'' \t164\ ``t''"
.It "\&165\ ``u'' \t166\ ``v'' \t167\ ``w'' \t170\ ``x'' \t171\ ``y''"
.It "\&172\ ``z'' \t173\ ``{'' \t174\ ``|'' \t175\ ``}'' \t176\ ``~''"
.El
.Sh RETURN VALUES
The
.Fn isprint
function returns zero if the character tests false and
returns non-zero if the character tests true.
.Sh SEE ALSO
.Xr ctype 3 ,
.Xr multibyte 3 ,
.Xr ascii 7
.Sh STANDARDS
The
.Fn isprint
function conforms to
.St -isoC .
Commit	Line	Data
5b2abdfb A	1	.\" Copyright (c) 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	.\" the American National Standards Committee X3, on Information
	6	.\" Processing Systems.
	7	.\"
	8	.\" Redistribution and use in source and binary forms, with or without
	9	.\" modification, are permitted provided that the following conditions
	10	.\" are met:
	11	.\" 1. Redistributions of source code must retain the above copyright
	12	.\" notice, this list of conditions and the following disclaimer.
	13	.\" 2. Redistributions in binary form must reproduce the above copyright
	14	.\" notice, this list of conditions and the following disclaimer in the
	15	.\" documentation and/or other materials provided with the distribution.
	16	.\" 3. All advertising materials mentioning features or use of this software
	17	.\" must display the following acknowledgement:
	18	.\" This product includes software developed by the University of
	19	.\" California, Berkeley and its contributors.
	20	.\" 4. Neither the name of the University nor the names of its contributors
	21	.\" may be used to endorse or promote products derived from this software
	22	.\" without specific prior written permission.
	23	.\"
	24	.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	25	.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	26	.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	27	.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	28	.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	29	.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	30	.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	31	.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	32	.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	33	.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	34	.\" SUCH DAMAGE.
	35	.\"
	36	.\" @(#)isprint.3 8.1 (Berkeley) 6/4/93
	37	.\" $FreeBSD: src/lib/libc/locale/isprint.3,v 1.7.2.5 2001/12/14 18:33:54 ru Exp $
	38	.\"
	39	.Dd June 4, 1993
	40	.Dt ISPRINT 3
	41	.Os
	42	.Sh NAME
	43	.Nm isprint
	44	.Nd printing character test (space character inclusive)
	45	.Sh LIBRARY
	46	.Lb libc
	47	.Sh SYNOPSIS
	48	.In ctype.h
	49	.Ft int
	50	.Fn isprint "int c"
	51	.Sh DESCRIPTION
	52	The
	53	.Fn isprint
	54	function tests for any printing character including space (' ').
	55	For single C
	56	.Va char Ns s
	57	locales (see
	58	.Xr multibyte 3 )
	59	the value of the argument is
	60	representable as an
	61	.Li unsigned char
	62	or the value of
	63	.Dv EOF .
	64	In the ASCII character set, this includes the following characters
65	(with their numeric values shown in octal):
66	.Pp
67	.Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
68	.It "\&040\ sp \t041\ ``!'' \t042\ ``""'' \t043\ ``#'' \t044\ ``$''"
69	.It "\&045\ ``%'' \t046\ ``&'' \t047\ ``''' \t050\ ``('' \t051\ ``)''"
70	.It "\&052\ ``*'' \t053\ ``+'' \t054\ ``,'' \t055\ ``-'' \t056\ ``.''"
71	.It "\&057\ ``/'' \t060\ ``0'' \t061\ ``1'' \t062\ ``2'' \t063\ ``3''"
72	.It "\&064\ ``4'' \t065\ ``5'' \t066\ ``6'' \t067\ ``7'' \t070\ ``8''"
73	.It "\&071\ ``9'' \t072\ ``:'' \t073\ ``;'' \t074\ ``<'' \t075\ ``=''"
74	.It "\&076\ ``>'' \t077\ ``?'' \t100\ ``@'' \t101\ ``A'' \t102\ ``B''"
75	.It "\&103\ ``C'' \t104\ ``D'' \t105\ ``E'' \t106\ ``F'' \t107\ ``G''"
76	.It "\&110\ ``H'' \t111\ ``I'' \t112\ ``J'' \t113\ ``K'' \t114\ ``L''"
77	.It "\&115\ ``M'' \t116\ ``N'' \t117\ ``O'' \t120\ ``P'' \t121\ ``Q''"
78	.It "\&122\ ``R'' \t123\ ``S'' \t124\ ``T'' \t125\ ``U'' \t126\ ``V''"
79	.It "\&127\ ``W'' \t130\ ``X'' \t131\ ``Y'' \t132\ ``Z'' \t133\ ``[''"
80	.It "\&134\ ``\e\\|'' \t135\ ``]'' \t136\ ``^'' \t137\ ``_'' \t140\ ```''"
81	.It "\&141\ ``a'' \t142\ ``b'' \t143\ ``c'' \t144\ ``d'' \t145\ ``e''"
82	.It "\&146\ ``f'' \t147\ ``g'' \t150\ ``h'' \t151\ ``i'' \t152\ ``j''"
83	.It "\&153\ ``k'' \t154\ ``l'' \t155\ ``m'' \t156\ ``n'' \t157\ ``o''"
84	.It "\&160\ ``p'' \t161\ ``q'' \t162\ ``r'' \t163\ ``s'' \t164\ ``t''"
85	.It "\&165\ ``u'' \t166\ ``v'' \t167\ ``w'' \t170\ ``x'' \t171\ ``y''"
86	.It "\&172\ ``z'' \t173\ ``{'' \t174\ ``\|'' \t175\ ``}'' \t176\ ``~''"
87	.El
88	.Sh RETURN VALUES
89	The
90	.Fn isprint
91	function returns zero if the character tests false and
92	returns non-zero if the character tests true.
93	.Sh SEE ALSO
94	.Xr ctype 3 ,
95	.Xr multibyte 3 ,
96	.Xr ascii 7
97	.Sh STANDARDS
98	The
99	.Fn isprint
100	function conforms to
101	.St -isoC .