glibc/sysdeps/mach/hurd/not-cancel.h

/* Uncancelable versions of cancelable interfaces.  Hurd version.
   Copyright (C) 2003-2020 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#ifndef NOT_CANCEL_H
# define NOT_CANCEL_H

#include <fcntl.h>
#include <unistd.h>
#include <sys/wait.h>
#include <time.h>
#include <sys/uio.h>
#include <hurd.h>
#include <hurd/fd.h>

/* For now we have none.  Map the name to the normal functions.  */
#define __open_nocancel(...) \
  __open (__VA_ARGS__)
#define __open64_nocancel(...) \
  __open64 (__VA_ARGS__)
#define __openat_nocancel(...) \
  __openat (__VA_ARGS__)
#define __openat64_nocancel(...) \
  __openat64 (__VA_ARGS__)
#define __close_nocancel(fd) \
  __close (fd)

void __close_nocancel_nostatus (int fd);

/* Non cancellable read syscall.  */
__typeof (__read) __read_nocancel;

/* Non cancellable pread syscall (LFS version).  */
__typeof (__pread64) __pread64_nocancel;

/* Non cancellable write syscall.  */
__typeof (__write) __write_nocancel;

/* Non cancellable pwrite syscall (LFS version).  */
__typeof (__pwrite64) __pwrite64_nocancel;

#define __writev_nocancel_nostatus(fd, iov, n) \
  (void) __writev (fd, iov, n)
# define __waitpid_nocancel(pid, stat_loc, options) \
  __waitpid (pid, stat_loc, options)
#define __fcntl64_nocancel(fd, cmd, ...) \
  __fcntl64 (fd, cmd, __VA_ARGS__)

#if IS_IN (libc)
hidden_proto (__read_nocancel)
hidden_proto (__pread64_nocancel)
hidden_proto (__write_nocancel)
hidden_proto (__pwrite64_nocancel)
hidden_proto (__close_nocancel_nostatus)
#endif

#endif /* NOT_CANCEL_H  */