| 1 | //===-- Implementation of strdup ------------------------------------------===// |
|---|---|
| 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 | #include "src/string/strdup.h" |
| 10 | #include "src/errno/libc_errno.h" |
| 11 | #include "src/string/allocating_string_utils.h" |
| 12 | #include "src/string/memory_utils/inline_memcpy.h" |
| 13 | |
| 14 | #include "src/__support/common.h" |
| 15 | |
| 16 | #include <stdlib.h> |
| 17 | |
| 18 | namespace LIBC_NAMESPACE { |
| 19 | |
| 20 | LLVM_LIBC_FUNCTION(char *, strdup, (const char *src)) { |
| 21 | auto dup = internal::strdup(src); |
| 22 | if (dup) |
| 23 | return *dup; |
| 24 | if (src != nullptr) |
| 25 | libc_errno = ENOMEM; |
| 26 | return nullptr; |
| 27 | } |
| 28 | |
| 29 | } // namespace LIBC_NAMESPACE |
| 30 |