/usr/alpha-linux-gnu/include/spawn.h is in libc6.1-dev-alpha-cross 2.23-0ubuntu3cross1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 | /* Definitions for POSIX spawn interface.
Copyright (C) 2000-2016 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
<http://www.gnu.org/licenses/>. */
#ifndef _SPAWN_H
#define _SPAWN_H 1
#include <features.h>
#include <sched.h>
#define __need_sigset_t
#include <signal.h>
#include <sys/types.h>
/* Data structure to contain attributes for thread creation. */
typedef struct
{
short int __flags;
pid_t __pgrp;
sigset_t __sd;
sigset_t __ss;
struct sched_param __sp;
int __policy;
int __pad[16];
} posix_spawnattr_t;
/* Data structure to contain information about the actions to be
performed in the new process with respect to file descriptors. */
typedef struct
{
int __allocated;
int __used;
struct __spawn_action *__actions;
int __pad[16];
} posix_spawn_file_actions_t;
/* Flags to be set in the `posix_spawnattr_t'. */
#define POSIX_SPAWN_RESETIDS 0x01
#define POSIX_SPAWN_SETPGROUP 0x02
#define POSIX_SPAWN_SETSIGDEF 0x04
#define POSIX_SPAWN_SETSIGMASK 0x08
#define POSIX_SPAWN_SETSCHEDPARAM 0x10
#define POSIX_SPAWN_SETSCHEDULER 0x20
#ifdef __USE_GNU
# define POSIX_SPAWN_USEVFORK 0x40
#endif
__BEGIN_DECLS
/* Spawn a new process executing PATH with the attributes describes in *ATTRP.
Before running the process perform the actions described in FILE-ACTIONS.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern int posix_spawn (pid_t *__restrict __pid,
const char *__restrict __path,
const posix_spawn_file_actions_t *__restrict
__file_actions,
const posix_spawnattr_t *__restrict __attrp,
char *const __argv[__restrict_arr],
char *const __envp[__restrict_arr]);
/* Similar to `posix_spawn' but search for FILE in the PATH.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern int posix_spawnp (pid_t *__pid, const char *__file,
const posix_spawn_file_actions_t *__file_actions,
const posix_spawnattr_t *__attrp,
char *const __argv[], char *const __envp[]);
/* Initialize data structure with attributes for `spawn' to default values. */
extern int posix_spawnattr_init (posix_spawnattr_t *__attr) __THROW;
/* Free resources associated with ATTR. */
extern int posix_spawnattr_destroy (posix_spawnattr_t *__attr) __THROW;
/* Store signal mask for signals with default handling from ATTR in
SIGDEFAULT. */
extern int posix_spawnattr_getsigdefault (const posix_spawnattr_t *
__restrict __attr,
sigset_t *__restrict __sigdefault)
__THROW;
/* Set signal mask for signals with default handling in ATTR to SIGDEFAULT. */
extern int posix_spawnattr_setsigdefault (posix_spawnattr_t *__restrict __attr,
const sigset_t *__restrict
__sigdefault)
__THROW;
/* Store signal mask for the new process from ATTR in SIGMASK. */
extern int posix_spawnattr_getsigmask (const posix_spawnattr_t *__restrict
__attr,
sigset_t *__restrict __sigmask) __THROW;
/* Set signal mask for the new process in ATTR to SIGMASK. */
extern int posix_spawnattr_setsigmask (posix_spawnattr_t *__restrict __attr,
const sigset_t *__restrict __sigmask)
__THROW;
/* Get flag word from the attribute structure. */
extern int posix_spawnattr_getflags (const posix_spawnattr_t *__restrict
__attr,
short int *__restrict __flags) __THROW;
/* Store flags in the attribute structure. */
extern int posix_spawnattr_setflags (posix_spawnattr_t *_attr,
short int __flags) __THROW;
/* Get process group ID from the attribute structure. */
extern int posix_spawnattr_getpgroup (const posix_spawnattr_t *__restrict
__attr, pid_t *__restrict __pgroup)
__THROW;
/* Store process group ID in the attribute structure. */
extern int posix_spawnattr_setpgroup (posix_spawnattr_t *__attr,
pid_t __pgroup) __THROW;
/* Get scheduling policy from the attribute structure. */
extern int posix_spawnattr_getschedpolicy (const posix_spawnattr_t *
__restrict __attr,
int *__restrict __schedpolicy)
__THROW;
/* Store scheduling policy in the attribute structure. */
extern int posix_spawnattr_setschedpolicy (posix_spawnattr_t *__attr,
int __schedpolicy) __THROW;
/* Get scheduling parameters from the attribute structure. */
extern int posix_spawnattr_getschedparam (const posix_spawnattr_t *
__restrict __attr,
struct sched_param *__restrict
__schedparam) __THROW;
/* Store scheduling parameters in the attribute structure. */
extern int posix_spawnattr_setschedparam (posix_spawnattr_t *__restrict __attr,
const struct sched_param *
__restrict __schedparam) __THROW;
/* Initialize data structure for file attribute for `spawn' call. */
extern int posix_spawn_file_actions_init (posix_spawn_file_actions_t *
__file_actions) __THROW;
/* Free resources associated with FILE-ACTIONS. */
extern int posix_spawn_file_actions_destroy (posix_spawn_file_actions_t *
__file_actions) __THROW;
/* Add an action to FILE-ACTIONS which tells the implementation to call
`open' for the given file during the `spawn' call. */
extern int posix_spawn_file_actions_addopen (posix_spawn_file_actions_t *
__restrict __file_actions,
int __fd,
const char *__restrict __path,
int __oflag, mode_t __mode)
__THROW;
/* Add an action to FILE-ACTIONS which tells the implementation to call
`close' for the given file descriptor during the `spawn' call. */
extern int posix_spawn_file_actions_addclose (posix_spawn_file_actions_t *
__file_actions, int __fd)
__THROW;
/* Add an action to FILE-ACTIONS which tells the implementation to call
`dup2' for the given file descriptors during the `spawn' call. */
extern int posix_spawn_file_actions_adddup2 (posix_spawn_file_actions_t *
__file_actions,
int __fd, int __newfd) __THROW;
__END_DECLS
#endif /* spawn.h */
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