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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
commit | 399644e47874bff147afb19c89228901ac39340e (patch) | |
tree | 1c4c0b733f4c16b5783b41bebb19194a9ef62ad1 /man3/wcpncpy.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/wcpncpy.3')
-rw-r--r-- | man3/wcpncpy.3 | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/man3/wcpncpy.3 b/man3/wcpncpy.3 new file mode 100644 index 0000000..40538d0 --- /dev/null +++ b/man3/wcpncpy.3 @@ -0,0 +1,107 @@ +'\" 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 +.\" +.TH wcpncpy 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +wcpncpy \- copy a fixed-size string of wide characters, +returning a pointer to its end +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <wchar.h> +.PP +.BI "wchar_t *wcpncpy(wchar_t " dest "[restrict ." n ], +.BI " const wchar_t " src "[restrict ." n ], +.BI " size_t " n ); +.fi +.PP +.RS -4 +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.RE +.PP +.BR wcpncpy (): +.nf + Since glibc 2.10: + _POSIX_C_SOURCE >= 200809L + Before glibc 2.10: + _GNU_SOURCE +.fi +.SH DESCRIPTION +The +.BR wcpncpy () +function is the wide-character equivalent +of the +.BR stpncpy (3) +function. +It copies at most +.I n +wide characters from the wide-character +string pointed to by +.IR src , +including the terminating null wide (L\[aq]\e0\[aq]), +to the array pointed to by +.IR dest . +Exactly +.I n +wide characters are +written at +.IR dest . +If the length +.I wcslen(src) +is smaller than +.IR n , +the remaining wide characters in the array pointed to +by +.I dest +are filled with L\[aq]\e0\[aq] characters. +If the length +.I wcslen(src) +is greater than or equal +to +.IR n , +the string pointed to by +.I dest +will +not be L\[aq]\e0\[aq] terminated. +.PP +The strings may not overlap. +.PP +The programmer must ensure that there is room for at least +.I n +wide +characters at +.IR dest . +.SH RETURN VALUE +.BR wcpncpy () +returns a pointer to the last wide character written, that is, +.IR dest + n \-1. +.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 wcpncpy () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +POSIX.1-2008. +.SH SEE ALSO +.BR stpncpy (3), +.BR wcsncpy (3) |