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Diffstat (limited to 'static/freebsd/man3/isspace.3')
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diff --git a/static/freebsd/man3/isspace.3 b/static/freebsd/man3/isspace.3 new file mode 100644 index 00000000..e52d2beb --- /dev/null +++ b/static/freebsd/man3/isspace.3 @@ -0,0 +1,113 @@ +.\" 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. 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. +.\" +.Dd December 19, 2022 +.Dt ISSPACE 3 +.Os +.Sh NAME +.Nm isspace , +.Nm isspace_l +.Nd white-space character test +.Sh LIBRARY +.Lb libc +.Sh SYNOPSIS +.In ctype.h +.Ft int +.Fn isspace "int c" +.Ft int +.Fn isspace_l "int c" "locale_t loc" +.Sh DESCRIPTION +The +.Fn isspace +and +.Fn isspace_l +functions test for white-space characters. +For any locale, this includes the following standard characters: +.Bl -column \&`\et''___ \&``\et''___ \&``\et''___ \&``\et''___ \&``\et''___ \&``\et''___ +.It "\&``\et''" Ta "``\en''" Ta "``\ev''" Ta "``\ef''" Ta "``\er''" Ta "`` ''" +.El +.Pp +In the "C" locale, +.Fn isspace +and +.Fn isspace_l +return non-zero for these characters only. +The value of the argument must be representable as an +.Vt "unsigned char" +or the value of +.Dv EOF . +.Pp +The +.Fn isspace_l +function takes an explicit locale argument, whereas the +.Fn isspace +function uses the current global or per-thread locale. +.Sh RETURN VALUES +The +.Fn isspace +and +.Fn isspace_l +functions return zero if the character tests false and +return non-zero if the character tests true. +.Sh COMPATIBILITY +The +.Bx 4.4 +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 iswspace +or +.Fn iswspace_l +function should be used instead. +.Sh SEE ALSO +.Xr ctype 3 , +.Xr ctype_l 3 , +.Xr iswspace 3 , +.Xr iswspace_l 3 , +.Xr multibyte 3 , +.Xr xlocale 3 , +.Xr ascii 7 +.Sh STANDARDS +The +.Fn isspace +function conforms to +.St -isoC . +The +.Fn isspace_l +function conforms to +.St -p1003.1-2008 . +.Sh HISTORY +The +.Fn isspace +function first appeared in +.At v7 . |
