29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
/*
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* Copyright (c) 2014 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* wchar/wcslcat.c
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* Appends a string onto another string truncating if the string is too small.
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*/
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#include <wchar.h>
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size_t wcslcat(wchar_t* restrict dest, const wchar_t* restrict src, size_t size)
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{
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size_t dest_len = wcsnlen(dest, size);
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if ( size <= dest_len )
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return dest_len + wcslen(src);
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return dest_len + wcslcpy(dest + dest_len, src, size - dest_len);
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}
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