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| author | Alejandro Colomar <alx.manpages@gmail.com> | 2022-09-05 23:03:38 +0200 |
|---|---|---|
| committer | Alejandro Colomar <alx.manpages@gmail.com> | 2022-09-05 23:03:47 +0200 |
| commit | 70ac1c4785fc1e158ab2349a962dba2526bf4fbc (patch) | |
| tree | bff270e2496dd284bccfc1271b43946f5d225224 /man/man3/wcswidth.3 | |
| parent | 5423a6f86b2b920a5f3e8cf8d759b513050f2d33 (diff) | |
| download | man-pages-70ac1c4785fc1e158ab2349a962dba2526bf4fbc.tar.gz | |
src.mk, All pages: Move man* to man/
The root of the repository is becoming a bit overpopulated and
unorganized, due to the recent addition of more mandirs, and more
informative and configuration files too. Let's create a specific
mandir <man/> that contains the mandirs <man[1-8]*>.
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Diffstat (limited to 'man/man3/wcswidth.3')
| -rw-r--r-- | man/man3/wcswidth.3 | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/man/man3/wcswidth.3 b/man/man3/wcswidth.3 new file mode 100644 index 0000000000..8f7df6d5d6 --- /dev/null +++ b/man/man3/wcswidth.3 @@ -0,0 +1,73 @@ +.\" 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 +.\" +.TH WCSWIDTH 3 2021-03-22 "Linux man-pages (unreleased)" +.SH NAME +wcswidth \- determine columns needed for a fixed-size wide-character string +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.BR "#define _XOPEN_SOURCE" " /* See feature_test_macros(7) */" +.B #include <wchar.h> +.PP +.BI "int wcswidth(const wchar_t *" s ", size_t " n ); +.fi +.SH DESCRIPTION +The +.BR wcswidth () +function returns the +number of columns needed to represent +the wide-character string pointed to by +.IR s , +but at most +.I n +wide +characters. +If a nonprintable wide character occurs among these characters, +\-1 is returned. +.SH RETURN VALUE +The +.BR wcswidth () +function +returns the number of column positions for the +wide-character string +.IR s , +truncated to at most length +.IR n . +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.ad l +.nh +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.BR wcswidth () +T} Thread safety MT-Safe locale +.TE +.hy +.ad +.sp 1 +.SH STANDARDS +POSIX.1-2001, POSIX.1-2008. +.SH NOTES +The behavior of +.BR wcswidth () +depends on the +.B LC_CTYPE +category of the +current locale. +.SH SEE ALSO +.BR iswprint (3), +.BR wcwidth (3) |