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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
| commit | 399644e47874bff147afb19c89228901ac39340e (patch) | |
| tree | 1c4c0b733f4c16b5783b41bebb19194a9ef62ad1 /man3/wctob.3 | |
| parent | Initial commit. (diff) | |
| download | manpages-399644e47874bff147afb19c89228901ac39340e.tar.xz manpages-399644e47874bff147afb19c89228901ac39340e.zip | |
Adding upstream version 6.05.01.upstream/6.05.01
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/wctob.3')
| -rw-r--r-- | man3/wctob.3 | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/man3/wctob.3 b/man3/wctob.3 new file mode 100644 index 0000000..c8a669d --- /dev/null +++ b/man3/wctob.3 @@ -0,0 +1,87 @@ +'\" t +.\" Copyright (c) Bruno Haible <haible@clisp.cons.org> +.\" +.\" SPDX-License-Identifier: GPL-2.0-or-later +.\" +.\" References consulted: +.\" GNU glibc-2 source code and manual +.\" Dinkumware C library reference http://www.dinkumware.com/ +.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html +.\" ISO/IEC 9899:1999 +.\" +.TH wctob 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +wctob \- try to represent a wide character as a single byte +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <wchar.h> +.PP +.BI "int wctob(wint_t " c ); +.fi +.SH DESCRIPTION +The +.BR wctob () +function tests whether +the multibyte representation of the +wide character +.IR c , +starting in the initial state, consists of a single +byte. +If so, it is returned as an +.IR "unsigned char" . +.PP +Never use this function. +It cannot help you in writing internationalized +programs. +Internationalized programs must never distinguish single-byte and +multibyte characters. +.SH RETURN VALUE +The +.BR wctob () +function returns the single-byte representation of +.IR c , +if it exists, or +.B EOF +otherwise. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR wctob () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +C11, POSIX.1-2008. +.SH HISTORY +POSIX.1-2001, C99. +.SH NOTES +The behavior of +.BR wctob () +depends on the +.B LC_CTYPE +category of the +current locale. +.PP +This function should never be used. +Internationalized programs must never +distinguish single-byte and multibyte characters. +Use either +.BR wctomb (3) +or the thread-safe +.BR wcrtomb (3) +instead. +.SH SEE ALSO +.BR btowc (3), +.BR wcrtomb (3), +.BR wctomb (3) |