pussuw commented on code in PR #6197: URL: https://github.com/apache/incubator-nuttx/pull/6197#discussion_r870681734
########## libs/libc/stdlib/lib_cxa_atexit.c: ########## @@ -0,0 +1,81 @@ +/**************************************************************************** + * libs/libc/stdlib/lib_cxa_atexit.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <nuttx/compiler.h> +#include <nuttx/lib/lib.h> + +#include <assert.h> +#include <stdlib.h> + +#include <sys/atexit.h> + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +#if defined(__cplusplus) +extern "C" +{ +#endif + + FAR void *__dso_handle weak_data; + +#if defined(__cplusplus) +} +#endif + +FAR void *__dso_handle = &__dso_handle; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: __cxa_atexit Review Comment: I don't know ########## libs/libc/stdlib/lib_cxa_atexit.c: ########## @@ -0,0 +1,81 @@ +/**************************************************************************** + * libs/libc/stdlib/lib_cxa_atexit.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <nuttx/compiler.h> +#include <nuttx/lib/lib.h> + +#include <assert.h> +#include <stdlib.h> + +#include <sys/atexit.h> + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +#if defined(__cplusplus) +extern "C" +{ +#endif + + FAR void *__dso_handle weak_data; + +#if defined(__cplusplus) +} +#endif + +FAR void *__dso_handle = &__dso_handle; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: __cxa_atexit + * + * Description: + * __cxa_atexit() registers a destructor function to be called by exit(). + * On a call to exit(), the registered functions should be called with + * the single argument 'arg'. Destructor functions shall always be + * called in the reverse order to their registration (i.e. the most + * recently registered function shall be called first), + * + * If shared libraries were supported, the callbacks should be invoked + * when the shared library is unloaded as well. + * + * Reference: + * Linux base + * + ****************************************************************************/ + +int __cxa_atexit(void (*func)(void *), FAR void *arg, FAR void *dso_handle) +{ + return __atexit_register(ATTYPE_CXA, (void (*)(void))func, arg, NULL); Review Comment: Sure -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@nuttx.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
