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/*
* Copyright (c) 2020, Nico Weber <thakis@chromium.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/* posix_spawn and friends
*
* values from POSIX standard unix specification
*
* https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/spawn.h.html
*/
#pragma once
#include <sched.h>
#include <signal.h>
#include <sys/cdefs.h>
#include <sys/types.h>
__BEGIN_DECLS
enum {
POSIX_SPAWN_RESETIDS = 1 << 0,
POSIX_SPAWN_SETPGROUP = 1 << 1,
POSIX_SPAWN_SETSCHEDPARAM = 1 << 2,
POSIX_SPAWN_SETSCHEDULER = 1 << 3,
POSIX_SPAWN_SETSIGDEF = 1 << 4,
POSIX_SPAWN_SETSIGMASK = 1 << 5,
POSIX_SPAWN_SETSID = 1 << 6,
};
#define POSIX_SPAWN_SETSID POSIX_SPAWN_SETSID
struct posix_spawn_file_actions_state;
typedef struct {
struct posix_spawn_file_actions_state* state;
} posix_spawn_file_actions_t;
typedef struct {
short flags;
pid_t pgroup;
struct sched_param schedparam;
int schedpolicy;
sigset_t sigdefault;
sigset_t sigmask;
} posix_spawnattr_t;
int posix_spawn(pid_t*, const char*, const posix_spawn_file_actions_t*, const posix_spawnattr_t*, char* const[], char* const[]);
int posix_spawnp(pid_t*, const char*, const posix_spawn_file_actions_t*, const posix_spawnattr_t*, char* const[], char* const[]);
int posix_spawn_file_actions_addchdir(posix_spawn_file_actions_t*, const char*);
int posix_spawn_file_actions_addfchdir(posix_spawn_file_actions_t*, int);
int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t*, int);
int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t*, int old_fd, int new_fd);
int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t*, int fd, const char*, int flags, mode_t);
int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t*);
int posix_spawn_file_actions_init(posix_spawn_file_actions_t*);
int posix_spawnattr_destroy(posix_spawnattr_t*);
int posix_spawnattr_getflags(const posix_spawnattr_t*, short*);
int posix_spawnattr_getpgroup(const posix_spawnattr_t*, pid_t*);
int posix_spawnattr_getschedparam(const posix_spawnattr_t*, struct sched_param*);
int posix_spawnattr_getschedpolicy(const posix_spawnattr_t*, int*);
int posix_spawnattr_getsigdefault(const posix_spawnattr_t*, sigset_t*);
int posix_spawnattr_getsigmask(const posix_spawnattr_t*, sigset_t*);
int posix_spawnattr_init(posix_spawnattr_t*);
int posix_spawnattr_setflags(posix_spawnattr_t*, short);
int posix_spawnattr_setpgroup(posix_spawnattr_t*, pid_t);
int posix_spawnattr_setschedparam(posix_spawnattr_t*, const struct sched_param*);
int posix_spawnattr_setschedpolicy(posix_spawnattr_t*, int);
int posix_spawnattr_setsigdefault(posix_spawnattr_t*, const sigset_t*);
int posix_spawnattr_setsigmask(posix_spawnattr_t*, const sigset_t*);
__END_DECLS
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