| //===-- Implementation file for getauxval function --------------*- C++ -*-===// |
| // |
| // 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/sys/auxv/getauxval.h" |
| #include "src/__support/OSUtil/linux/auxv.h" |
| #include "src/__support/libc_errno.h" |
| |
| namespace LIBC_NAMESPACE_DECL { |
| LLVM_LIBC_FUNCTION(unsigned long, getauxval, (unsigned long id)) { |
| if (cpp::optional<unsigned long> val = auxv::get(id)) |
| return *val; |
| libc_errno = ENOENT; |
| return 0; |
| } |
| } // namespace LIBC_NAMESPACE_DECL |
