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
13#include "src/__support/CPP/new.h"
14#include "src/__support/common.h"
15#include "src/__support/libc_errno.h"
16#include "src/__support/macros/config.h"
17
18#include <spawn.h>
19
20namespace LIBC_NAMESPACE_DECL {
21
22LLVM_LIBC_FUNCTION(int, posix_spawn_file_actions_destroy,
23 (posix_spawn_file_actions_t * actions)) {
24 if (actions == nullptr)
25 return EINVAL;
26 if (actions->__front == nullptr)
27 return 0;
28
29 auto *act = reinterpret_cast<BaseSpawnFileAction *>(actions->__front);
30 actions->__front = nullptr;
31 actions->__back = nullptr;
32 if (act == nullptr)
33 return 0;
34
35 while (act != nullptr) {
36 auto *temp = act;
37 act = act->next;
38 switch (temp->type) {
39 case BaseSpawnFileAction::OPEN:
40 delete reinterpret_cast<SpawnFileOpenAction *>(temp);
41 break;
42 case BaseSpawnFileAction::CLOSE:
43 delete reinterpret_cast<SpawnFileCloseAction *>(temp);
44 break;
45 case BaseSpawnFileAction::DUP2:
46 delete reinterpret_cast<SpawnFileDup2Action *>(temp);
47 break;
48 }
49 }
50
51 return 0;
52}
53
54} // namespace LIBC_NAMESPACE_DECL
55

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