spawn.h revision 179838 
1/*-
2 * Copyright (c) 2008 Ed Schouten <ed@80386.nl>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/include/spawn.h 179838 2008-06-17 06:26:29Z davidxu $
27 */
28
29#ifndef _SPAWN_H_
30#define _SPAWN_H_
31
32#include <sys/cdefs.h>
33#include <sys/_types.h>
34#include <sys/_sigset.h>
35
36#ifndef _MODE_T_DECLARED
37typedef	__mode_t	mode_t;
38#define	_MODE_T_DECLARED
39#endif
40
41#ifndef _PID_T_DECLARED
42typedef	__pid_t		pid_t;
43#define	_PID_T_DECLARED
44#endif
45
46#ifndef _SIGSET_T_DECLARED
47#define	_SIGSET_T_DECLARED
48typedef	__sigset_t	sigset_t;
49#endif
50
51struct sched_param;
52
53typedef struct __posix_spawnattr		*posix_spawnattr_t;
54typedef struct __posix_spawn_file_actions	*posix_spawn_file_actions_t;
55
56#define POSIX_SPAWN_RESETIDS		0x01
57#define POSIX_SPAWN_SETPGROUP		0x02
58#define POSIX_SPAWN_SETSCHEDPARAM	0x04
59#define POSIX_SPAWN_SETSCHEDULER	0x08
60#define POSIX_SPAWN_SETSIGDEF		0x10
61#define POSIX_SPAWN_SETSIGMASK		0x20
62
63__BEGIN_DECLS
64/*
65 * Spawn routines
66 */
67int posix_spawn(pid_t * __restrict, const char * __restrict,
68    const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
69    char * const [__restrict], char * const [__restrict]);
70int posix_spawnp(pid_t * __restrict, const char * __restrict,
71    const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
72    char * const [__restrict], char * const [__restrict]);
73
74/*
75 * File descriptor actions
76 */
77int posix_spawn_file_actions_init(posix_spawn_file_actions_t *);
78int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t *);
79
80int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t * __restrict,
81    int, const char * __restrict, int, mode_t);
82int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *, int, int);
83int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *, int);
84
85/*
86 * Spawn attributes
87 */
88int posix_spawnattr_init(posix_spawnattr_t *);
89int posix_spawnattr_destroy(posix_spawnattr_t *);
90
91int posix_spawnattr_getflags(const posix_spawnattr_t * __restrict,
92    short * __restrict);
93int posix_spawnattr_getpgroup(const posix_spawnattr_t * __restrict,
94    pid_t * __restrict);
95int posix_spawnattr_getschedparam(const posix_spawnattr_t * __restrict,
96    struct sched_param * __restrict);
97int posix_spawnattr_getschedpolicy(const posix_spawnattr_t * __restrict,
98    int * __restrict);
99int posix_spawnattr_getsigdefault(const posix_spawnattr_t * __restrict,
100    sigset_t * __restrict);
101int posix_spawnattr_getsigmask(const posix_spawnattr_t * __restrict,
102    sigset_t * __restrict sigmask);
103
104int posix_spawnattr_setflags(posix_spawnattr_t *, short);
105int posix_spawnattr_setpgroup(posix_spawnattr_t *, pid_t);
106int posix_spawnattr_setschedparam(posix_spawnattr_t * __restrict,
107    const struct sched_param * __restrict);
108int posix_spawnattr_setschedpolicy(posix_spawnattr_t *, int);
109int posix_spawnattr_setsigdefault(posix_spawnattr_t * __restrict,
110    const sigset_t * __restrict);
111int posix_spawnattr_setsigmask(posix_spawnattr_t * __restrict,
112    const sigset_t * __restrict);
113__END_DECLS
114
115#endif /* !_SPAWN_H_ */
116