1//===-- Implementation of posix_spawn_file_actions_destroy ----------------===//
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 "posix_spawn_file_actions_destroy.h"
10
11#include "file_actions.h"
12#include "src/__support/CPP/new.h"
13#include "src/__support/common.h"
14
15#include <errno.h>
16#include <spawn.h>
17
18namespace LIBC_NAMESPACE {
19
20LLVM_LIBC_FUNCTION(int, posix_spawn_file_actions_destroy,
21 (posix_spawn_file_actions_t * actions)) {
22 if (actions == nullptr)
23 return EINVAL;
24 if (actions->__front == nullptr)
25 return 0;
26
27 auto *act = reinterpret_cast<BaseSpawnFileAction *>(actions->__front);
28 actions->__front = nullptr;
29 actions->__back = nullptr;
30 if (act == nullptr)
31 return 0;
32
33 while (act != nullptr) {
34 auto *temp = act;
35 act = act->next;
36 switch (temp->type) {
37 case BaseSpawnFileAction::OPEN:
38 delete reinterpret_cast<SpawnFileOpenAction *>(temp);
39 break;
40 case BaseSpawnFileAction::CLOSE:
41 delete reinterpret_cast<SpawnFileCloseAction *>(temp);
42 break;
43 case BaseSpawnFileAction::DUP2:
44 delete reinterpret_cast<SpawnFileDup2Action *>(temp);
45 break;
46 }
47 }
48
49 return 0;
50}
51
52} // namespace LIBC_NAMESPACE
53

source code of libc/src/spawn/posix_spawn_file_actions_destroy.cpp