mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-29 16:21:07 +00:00
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/* The clone3 kernel interface definitions.
|
|
Copyright (C) 2021-2024 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 _CLONE3_H
|
|
#define _CLONE3_H 1
|
|
|
|
#include <features.h>
|
|
#include <stddef.h>
|
|
#include <bits/types.h>
|
|
|
|
|
|
/* Flags for the clone3 syscall. */
|
|
#define CLONE_CLEAR_SIGHAND 0x100000000ULL /* Clear any signal handler and
|
|
reset to SIG_DFL. */
|
|
#define CLONE_INTO_CGROUP 0x200000000ULL /* Clone into a specific cgroup given
|
|
the right permissions. */
|
|
|
|
/* The unsigned 64-bit and 8-byte aligned integer type. */
|
|
typedef __U64_TYPE __aligned_uint64_t __attribute__ ((__aligned__ (8)));
|
|
|
|
/* This struct should only be used in an argument to the clone3 system
|
|
call (along with its size argument). It may be extended with new
|
|
fields in the future. */
|
|
|
|
struct clone_args
|
|
{
|
|
/* Flags bit mask. */
|
|
__aligned_uint64_t flags;
|
|
/* Where to store PID file descriptor (pid_t *). */
|
|
__aligned_uint64_t pidfd;
|
|
/* Where to store child TID, in child's memory (pid_t *). */
|
|
__aligned_uint64_t child_tid;
|
|
/* Where to store child TID, in parent's memory (int *). */
|
|
__aligned_uint64_t parent_tid;
|
|
/* Signal to deliver to parent on child termination */
|
|
__aligned_uint64_t exit_signal;
|
|
/* The lowest address of stack. */
|
|
__aligned_uint64_t stack;
|
|
/* Size of stack. */
|
|
__aligned_uint64_t stack_size;
|
|
/* Location of new TLS. */
|
|
__aligned_uint64_t tls;
|
|
/* Pointer to a pid_t array (since Linux 5.5). */
|
|
__aligned_uint64_t set_tid;
|
|
/* Number of elements in set_tid (since Linux 5.5). */
|
|
__aligned_uint64_t set_tid_size;
|
|
/* File descriptor for target cgroup of child (since Linux 5.7). */
|
|
__aligned_uint64_t cgroup;
|
|
};
|
|
|
|
#endif /* clone3.h */
|