1 //===-- Implementation of at_quick_exit -----------------------------------===// 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 "src/stdlib/at_quick_exit.h" 10 #include "hdr/types/atexithandler_t.h" 11 #include "src/__support/common.h" 12 #include "src/__support/macros/config.h" 13 #include "src/stdlib/exit_handler.h" 14 15 namespace LIBC_NAMESPACE_DECL { 16 17 constinit ExitCallbackList at_quick_exit_callbacks; 18 19 LLVM_LIBC_FUNCTION(int, at_quick_exit, (__atexithandler_t callback)) { 20 return add_atexit_unit( 21 at_quick_exit_callbacks, 22 {&stdc_at_exit_func, reinterpret_cast<void *>(callback)}); 23 } 24 25 } // namespace LIBC_NAMESPACE_DECL 26