| //===-- Implementation of strstr ------------------------------------------===// |
| // |
| // 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/string/strstr.h" |
| |
| #include "src/__support/common.h" |
| #include "src/string/memory_utils/inline_strstr.h" |
| |
| namespace LIBC_NAMESPACE { |
| |
| // TODO: This is a simple brute force implementation. This can be |
| // improved upon using well known string matching algorithms. |
| LLVM_LIBC_FUNCTION(char *, strstr, (const char *haystack, const char *needle)) { |
| auto comp = [](char l, char r) -> int { return l - r; }; |
| return inline_strstr(haystack, needle, comp); |
| } |
| |
| } // namespace LIBC_NAMESPACE |
