38 lines · cpp
1//===-- Implementation of posix_spawn_file_actions_adddup2 ----------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "posix_spawn_file_actions_adddup2.h"10 11#include "file_actions.h"12#include "src/__support/CPP/new.h"13#include "src/__support/common.h"14#include "src/__support/libc_errno.h"15#include "src/__support/macros/config.h"16 17#include <spawn.h>18 19namespace LIBC_NAMESPACE_DECL {20 21LLVM_LIBC_FUNCTION(int, posix_spawn_file_actions_adddup2,22 (posix_spawn_file_actions_t * actions, int fd, int newfd)) {23 if (actions == nullptr)24 return EINVAL;25 if (fd < 0 || newfd < 0)26 return EBADF;27 28 AllocChecker ac;29 auto *act = new (ac) SpawnFileDup2Action(fd, newfd);30 if (!ac)31 return ENOMEM;32 BaseSpawnFileAction::add_action(actions, act);33 34 return 0;35}36 37} // namespace LIBC_NAMESPACE_DECL38