1 /* -*- buffer-read-only: t -*- vi: set ro: */
2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
3 /* An interface to write() that retries after interrupts.
4 Copyright (C) 2002, 2009-2013 Free Software Foundation, Inc.
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 /* Some system calls may be interrupted and fail with errno = EINTR in the
21 - The process is stopped and restarted (signal SIGSTOP and SIGCONT, user
22 types Ctrl-Z) on some platforms: Mac OS X.
23 - The process receives a signal for which a signal handler was installed
24 with sigaction() with an sa_flags field that does not contain
26 - The process receives a signal for which a signal handler was installed
27 with signal() and for which no call to siginterrupt(sig,0) was done,
28 on some platforms: AIX, HP-UX, IRIX, OSF/1, Solaris.
30 This module provides a wrapper around write() that handles EINTR. */
34 #define SAFE_WRITE_ERROR ((size_t) -1)
36 /* Write up to COUNT bytes at BUF to descriptor FD, retrying if interrupted.
37 Return the actual number of bytes written, zero for EOF, or SAFE_WRITE_ERROR
39 extern size_t safe_write (int fd, const void *buf, size_t count);