diff options
Diffstat (limited to 'man-pages-posix-2003/man3p/isspace.3p')
-rw-r--r-- | man-pages-posix-2003/man3p/isspace.3p | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/man-pages-posix-2003/man3p/isspace.3p b/man-pages-posix-2003/man3p/isspace.3p new file mode 100644 index 0000000..86b6478 --- /dev/null +++ b/man-pages-posix-2003/man3p/isspace.3p @@ -0,0 +1,70 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "ISSPACE" 3P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" isspace +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. +.SH NAME +isspace \- test for a white-space character +.SH SYNOPSIS +.LP +\fB#include <ctype.h> +.br +.sp +int isspace(int\fP \fIc\fP\fB); +.br +\fP +.SH DESCRIPTION +.LP +The \fIisspace\fP() function shall test whether \fIc\fP is a character +of class \fBspace\fP in the program's current locale; +see the Base Definitions volume of IEEE\ Std\ 1003.1-2001, Chapter +7, Locale. +.LP +The \fIc\fP argument is an \fBint\fP, the value of which the application +shall ensure is a character representable as an +\fBunsigned char\fP or equal to the value of the macro EOF. If the +argument has any other value, the behavior is undefined. +.SH RETURN VALUE +.LP +The \fIisspace\fP() function shall return non-zero if \fIc\fP is a +white-space character; otherwise, it shall return 0. +.SH ERRORS +.LP +No errors are defined. +.LP +\fIThe following sections are informative.\fP +.SH EXAMPLES +.LP +None. +.SH APPLICATION USAGE +.LP +To ensure applications portability, especially across natural languages, +only this function and those listed in the SEE ALSO +section should be used for character classification. +.SH RATIONALE +.LP +None. +.SH FUTURE DIRECTIONS +.LP +None. +.SH SEE ALSO +.LP +\fIisalnum\fP(), \fIisalpha\fP(), \fIiscntrl\fP(), \fIisdigit\fP(), +\fIisgraph\fP(), +\fIislower\fP(), \fIisprint\fP(), \fIispunct\fP(), \fIisupper\fP(), +\fIisxdigit\fP(), +\fIsetlocale\fP(), the Base Definitions volume of IEEE\ Std\ 1003.1-2001, +Chapter 7, Locale, \fI<ctype.h>\fP +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . |