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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/wcsdup.3 | |
| parent | Initial commit. (diff) | |
| download | manpages-ac8a94b90d5cf454cd6648203aaf1c44d642788f.tar.xz manpages-ac8a94b90d5cf454cd6648203aaf1c44d642788f.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/wcsdup.3')
| -rw-r--r-- | man3/wcsdup.3 | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/man3/wcsdup.3 b/man3/wcsdup.3 new file mode 100644 index 0000000..8e7c71b --- /dev/null +++ b/man3/wcsdup.3 @@ -0,0 +1,84 @@ +'\" 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 wcsdup 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +wcsdup \- duplicate a wide-character string +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <wchar.h> +.PP +.BI "wchar_t *wcsdup(const wchar_t *" s ); +.fi +.PP +.RS -4 +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.RE +.PP +.BR wcsdup (): +.nf + Since glibc 2.10: + _POSIX_C_SOURCE >= 200809L + Before glibc 2.10: + _GNU_SOURCE +.fi +.SH DESCRIPTION +The +.BR wcsdup () +function is the wide-character equivalent +of the +.BR strdup (3) +function. +It allocates and returns a new wide-character string whose initial +contents is a duplicate of the wide-character string pointed to by +.IR s . +.PP +Memory for the new wide-character string is +obtained with +.BR malloc (3), +and should be freed with +.BR free (3). +.SH RETURN VALUE +On success, +.BR wcsdup () +returns a pointer to the new wide-character string. +On error, it returns NULL, with +.I errno +set to indicate the error. +.SH ERRORS +.TP +.B ENOMEM +Insufficient memory available to allocate duplicate string. +.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 wcsdup () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +POSIX.1-2008. +.SH HISTORY +libc5, glibc 2.0. +.SH SEE ALSO +.BR strdup (3), +.BR wcscpy (3) |