1/* Linux write syscall implementation.
2 Copyright (C) 2017-2018 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 <http://www.gnu.org/licenses/>. */
18
19#include <unistd.h>
20#include <sysdep-cancel.h>
21#include <not-cancel.h>
22
23/* Write NBYTES of BUF to FD. Return the number written, or -1. */
24ssize_t
25__libc_write (int fd, const void *buf, size_t nbytes)
26{
27 return SYSCALL_CANCEL (write, fd, buf, nbytes);
28}
29libc_hidden_def (__libc_write)
30
31weak_alias (__libc_write, __write)
32libc_hidden_weak (__write)
33weak_alias (__libc_write, write)
34libc_hidden_weak (write)
35
36#if !IS_IN (rtld)
37ssize_t
38__write_nocancel (int fd, const void *buf, size_t nbytes)
39{
40 return INLINE_SYSCALL_CALL (write, fd, buf, nbytes);
41}
42#else
43strong_alias (__libc_write, __write_nocancel)
44#endif
45libc_hidden_def (__write_nocancel)
46