From d0e833a8a7c2047711efdf3ea08308aea8847f02 Mon Sep 17 00:00:00 2001 From: tjr Date: Sat, 13 Aug 2005 05:54:33 +0000 Subject: Add an implementation of the semi-standard wcsdup() function, as found on Microsoft and GNU systems. --- lib/libc/string/wcsdup.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 lib/libc/string/wcsdup.c (limited to 'lib/libc/string/wcsdup.c') diff --git a/lib/libc/string/wcsdup.c b/lib/libc/string/wcsdup.c new file mode 100644 index 0000000..1e5db92 --- /dev/null +++ b/lib/libc/string/wcsdup.c @@ -0,0 +1,43 @@ +/*- + * Copyright (c) 2005 Tim J. Robbins. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include + +wchar_t * +wcsdup(const wchar_t *s) +{ + wchar_t *copy; + size_t len; + + len = wcslen(s) + 1; + if ((copy = malloc(len * sizeof(wchar_t))) == NULL) + return (NULL); + return (wmemcpy(copy, s, len)); +} -- cgit v1.1