55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
//===-- Implementation of posix_spawn_file_actions_destroy ----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "posix_spawn_file_actions_destroy.h"
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#include "file_actions.h"
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#include "src/__support/CPP/new.h"
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#include "src/__support/common.h"
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#include "src/__support/macros/config.h"
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#include "src/errno/libc_errno.h"
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#include <spawn.h>
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namespace LIBC_NAMESPACE_DECL {
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LLVM_LIBC_FUNCTION(int, posix_spawn_file_actions_destroy,
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(posix_spawn_file_actions_t * actions)) {
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if (actions == nullptr)
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return EINVAL;
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if (actions->__front == nullptr)
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return 0;
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auto *act = reinterpret_cast<BaseSpawnFileAction *>(actions->__front);
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actions->__front = nullptr;
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actions->__back = nullptr;
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if (act == nullptr)
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return 0;
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while (act != nullptr) {
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auto *temp = act;
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act = act->next;
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switch (temp->type) {
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case BaseSpawnFileAction::OPEN:
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delete reinterpret_cast<SpawnFileOpenAction *>(temp);
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break;
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case BaseSpawnFileAction::CLOSE:
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delete reinterpret_cast<SpawnFileCloseAction *>(temp);
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break;
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case BaseSpawnFileAction::DUP2:
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delete reinterpret_cast<SpawnFileDup2Action *>(temp);
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break;
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}
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}
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return 0;
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}
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} // namespace LIBC_NAMESPACE_DECL
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