16f046281b
Implemented wcslcpy and tests. --------- Co-authored-by: Sriya Pratipati <sriyap@google.com>
33 lines
998 B
C++
33 lines
998 B
C++
//===-- Implementation of wcslcpy -----------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "src/wchar/wcslcpy.h"
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#include "hdr/types/size_t.h"
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#include "hdr/types/wchar_t.h"
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#include "src/__support/common.h"
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#include "src/__support/macros/config.h"
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#include "src/string/string_utils.h"
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namespace LIBC_NAMESPACE_DECL {
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LLVM_LIBC_FUNCTION(size_t, wcslcpy,
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(wchar_t *__restrict dst, const wchar_t *__restrict src,
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size_t dstsize)) {
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size_t len = internal::string_length(src);
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if (dstsize == 0)
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return len;
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size_t i = 0;
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for (; i < dstsize - 1 && src[i] != L'\0'; ++i)
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dst[i] = src[i];
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dst[i] = L'\0';
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return len;
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}
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} // namespace LIBC_NAMESPACE_DECL
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