1 //===-- Implementation header of internal fcntl function ------------------===// 2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 3 // See https://llvm.org/LICENSE.txt for license information. 4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 5 // 6 //===----------------------------------------------------------------------===// 7 8 #ifndef LLVM_LIBC_SRC___SUPPORT_OSUTIL_FCNTL_H 9 #define LLVM_LIBC_SRC___SUPPORT_OSUTIL_FCNTL_H 10 11 #include "hdr/types/mode_t.h" 12 #include "src/__support/error_or.h" 13 #include "src/__support/macros/config.h" 14 15 namespace LIBC_NAMESPACE_DECL { 16 namespace internal { 17 18 ErrorOr<int> fcntl(int fd, int cmd, void *arg = nullptr); 19 20 ErrorOr<int> open(const char *path, int flags, mode_t mode_flags = 0); 21 22 ErrorOr<int> close(int fd); 23 24 } // namespace internal 25 } // namespace LIBC_NAMESPACE_DECL 26 27 #endif // LLVM_LIBC_SRC___SUPPORT_OSUTIL_FCNTL_H 28