1  /* Copyright (C) 2008-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <errno.h>
      19  #include <signal.h>
      20  #include <sys/socket.h>
      21  
      22  #include <sysdep-cancel.h>
      23  #include <sys/syscall.h>
      24  #include <socketcall.h>
      25  #include <kernel-features.h>
      26  
      27  int
      28  accept4 (int fd, __SOCKADDR_ARG addr, socklen_t *addr_len, int flags)
      29  {
      30  #ifdef __ASSUME_ACCEPT4_SYSCALL
      31    return SYSCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len, flags);
      32  #else
      33    return SOCKETCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len, flags);
      34  #endif
      35  }