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libs/libc/wchar: add wcscat implementation

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Signed-off-by: guoshichao <guoshichao@xiaomi.com>
This commit is contained in:
guoshichao 2023-08-19 11:52:22 +08:00 • committed by Xiang Xiao
parent 4b1c0220d3
commit 0a1708dbb2
2 changed files with 57 additions and 0 deletions
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1
libs/libc/wchar/Make.defs
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@ -27,6 +27,7 @@ CSRCS += lib_wcscoll.c lib_wcstol.c lib_wcstoll.c lib_wcstoul.c
CSRCS += lib_wcstoull.c lib_wcstold.c lib_wcstof.c lib_wcstod.c
CSRCS += lib_swprintf.c lib_mbsnrtowcs.c lib_wcsnrtombs.c lib_mbsinit.c
CSRCS += lib_mbrlen.c lib_mbsrtowcs.c lib_wcsrtombs.c lib_wcscpy.c
CSRCS += lib_wcscat.c
# Add the wchar directory to the build

56
libs/libc/wchar/lib_wcscat.c Normal file
View file

@ -0,0 +1,56 @@
/****************************************************************************
* libs/libc/wchar/lib_wcscat.c
*
* Copyright © 2005-2014 Rich Felker, et al.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <wchar.h>
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: wcscat
*
* Description:
* Concatenate two wide-character strings
*
* Input Parameters:
* dest - the dest wchar string that contains the concatenated string
* src - the source wchar string that we need to concatenate
*
* Returned Value:
* The pointer point to the begin of the concatenated string
*
****************************************************************************/
FAR wchar_t *wcscat(FAR wchar_t *dest, FAR const wchar_t *src)
{
wcscpy(dest + wcslen(dest), src);
return dest;
}