llvm-project

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//===-- Implementation of atexit ------------------------------------------===//
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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 "src/stdlib/atexit.h"
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#include "hdr/types/atexithandler_t.h"
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#include "src/__support/common.h"
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#include "src/stdlib/exit_handler.h"
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namespace LIBC_NAMESPACE {
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extern "C" {
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int __cxa_atexit(AtExitCallback *callback, void *payload, void *) {
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  return add_atexit_unit(atexit_callbacks, {callback, payload});
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}
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void __cxa_finalize(void *dso) {
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  if (!dso)
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    call_exit_callbacks(atexit_callbacks);
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}
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} // extern "C"
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LLVM_LIBC_FUNCTION(int, atexit, (__atexithandler_t callback)) {
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  return add_atexit_unit(
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      atexit_callbacks,
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      {&stdc_at_exit_func, reinterpret_cast<void *>(callback)});
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}
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} // namespace LIBC_NAMESPACE
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