mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 23:10:06 +00:00
108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/* Uncancelable versions of cancelable interfaces. Hurd version.
|
|
Copyright (C) 2003-2023 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
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 <poll.h>
|
|
#include <sys/wait.h>
|
|
#include <time.h>
|
|
#include <sys/uio.h>
|
|
#include <sys/random.h>
|
|
#include <hurd.h>
|
|
#include <hurd/fd.h>
|
|
|
|
/* Non cancellable close syscall. */
|
|
__typeof (__close) __close_nocancel;
|
|
|
|
void __close_nocancel_nostatus (int fd);
|
|
|
|
/* Non cancellable open syscall. */
|
|
__typeof (__open) __open_nocancel;
|
|
/* open64 is just the same as open for us. */
|
|
#define __open64_nocancel(...) \
|
|
__open_nocancel (__VA_ARGS__)
|
|
|
|
/* Non cancellable openat syscall. */
|
|
__typeof (__openat) __openat_nocancel;
|
|
/* open64 is just the same as open for us. */
|
|
#define __openat64_nocancel(...) \
|
|
__openat_nocancel (__VA_ARGS__)
|
|
|
|
/* 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;
|
|
|
|
/* Non cancellable writev syscall. */
|
|
__typeof (__writev) __writev_nocancel;
|
|
|
|
/* Non cancellable writev syscall with no status. */
|
|
void __writev_nocancel_nostatus (int fd, const struct iovec *vector, int count);
|
|
|
|
/* Non cancellable wait4 syscall. */
|
|
__typeof (__wait4) __wait4_nocancel;
|
|
|
|
# define __waitpid_nocancel(pid, stat_loc, options) \
|
|
__wait4_nocancel (pid, stat_loc, options, NULL)
|
|
|
|
/* Non cancellable fcntl syscall. */
|
|
__typeof (__fcntl) __fcntl_nocancel;
|
|
/* fcntl64 is just the same as fcntl for us. */
|
|
#define __fcntl64_nocancel(...) \
|
|
__fcntl_nocancel (__VA_ARGS__)
|
|
|
|
static inline ssize_t
|
|
__getrandom_nocancel (void *buf, size_t buflen, unsigned int flags)
|
|
{
|
|
int save_errno = errno;
|
|
ssize_t r = __getrandom (buf, buflen, flags);
|
|
r = r == -1 ? -errno : r;
|
|
__set_errno (save_errno);
|
|
return r;
|
|
}
|
|
|
|
#define __poll_infinity_nocancel(fds, nfds) \
|
|
__poll (fds, nfds, -1)
|
|
|
|
#if IS_IN (libc)
|
|
hidden_proto (__close_nocancel)
|
|
hidden_proto (__close_nocancel_nostatus)
|
|
hidden_proto (__open_nocancel)
|
|
hidden_proto (__openat_nocancel)
|
|
hidden_proto (__read_nocancel)
|
|
hidden_proto (__pread64_nocancel)
|
|
hidden_proto (__write_nocancel)
|
|
hidden_proto (__pwrite64_nocancel)
|
|
hidden_proto (__writev_nocancel)
|
|
hidden_proto (__writev_nocancel_nostatus)
|
|
hidden_proto (__wait4_nocancel)
|
|
hidden_proto (__fcntl_nocancel)
|
|
#endif
|
|
|
|
#endif /* NOT_CANCEL_H */
|