1  /* Catastrophic failure reports.  Linux version.
       2     Copyright (C) 1993-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <errno.h>
      20  #include <sys/uio.h>
      21  #include <stdbool.h>
      22  #include <sysdep.h>
      23  
      24  static bool
      25  writev_for_fatal (int fd, const struct iovec *iov, size_t niov, size_t total)
      26  {
      27    ssize_t cnt;
      28    do
      29      cnt = INTERNAL_SYSCALL_CALL (writev, fd, iov, niov);
      30    while (INTERNAL_SYSCALL_ERROR_P (cnt)
      31           && INTERNAL_SYSCALL_ERRNO (cnt) == EINTR);
      32    return cnt == total;
      33  }
      34  #define WRITEV_FOR_FATAL	writev_for_fatal
      35  
      36  #include <sysdeps/posix/libc_fatal.c>