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1//===-- str{,case}str implementation ----------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_STRSTR_H
10#define LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_STRSTR_H
11
12#include "src/__support/macros/attributes.h" // LIBC_INLINE
13#include "src/__support/macros/config.h" // LIBC_NAMESPACE_DECL
14#include "src/string/memory_utils/inline_memmem.h"
15#include "src/string/string_utils.h"
16#include <stddef.h>
17
18namespace LIBC_NAMESPACE_DECL {
19
20template <typename Comp>
21LIBC_INLINE constexpr char *inline_strstr(const char *haystack,
22 const char *needle, Comp &&comp) {
23 void *result = inline_memmem(
24 static_cast<const void *>(haystack), internal::string_length(haystack),
25 static_cast<const void *>(needle), internal::string_length(needle), comp);
26 return static_cast<char *>(result);
27}
28
29} // namespace LIBC_NAMESPACE_DECL
30
31#endif // LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_STRSTR_H
32

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source code of libc/src/string/memory_utils/inline_strstr.h