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00df61d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | //===-- Implementation of wcslcpy -----------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "src/wchar/wcslcpy.h"
#include "hdr/types/size_t.h"
#include "hdr/types/wchar_t.h"
#include "src/__support/common.h"
#include "src/__support/macros/config.h"
#include "src/string/string_utils.h"
namespace LIBC_NAMESPACE_DECL {
LLVM_LIBC_FUNCTION(size_t, wcslcpy,
(wchar_t *__restrict dst, const wchar_t *__restrict src,
size_t dstsize)) {
size_t len = internal::string_length(src);
if (dstsize == 0)
return len;
size_t i = 0;
for (; i < dstsize - 1 && src[i] != L'\0'; ++i)
dst[i] = src[i];
dst[i] = L'\0';
return len;
}
} // namespace LIBC_NAMESPACE_DECL
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