1 /* Catastrophic failure reports. Linux version.
2 Copyright (C) 1993-2022 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
writev_for_fatal(int fd,const struct iovec * iov,size_t niov,size_t total)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>
37