spawn.h revision 285830
1/*- 2 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 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: releng/10.2/include/spawn.h 179873 2008-06-19 07:30:32Z ed $ 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 * 67 * XXX both arrays should be __restrict, but this does not work when GCC 68 * is invoked with -std=c99. 69 */ 70int posix_spawn(pid_t * __restrict, const char * __restrict, 71 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict, 72 char * const [], char * const []); 73int posix_spawnp(pid_t * __restrict, const char * __restrict, 74 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict, 75 char * const [], char * const []); 76 77/* 78 * File descriptor actions 79 */ 80int posix_spawn_file_actions_init(posix_spawn_file_actions_t *); 81int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t *); 82 83int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t * __restrict, 84 int, const char * __restrict, int, mode_t); 85int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *, int, int); 86int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *, int); 87 88/* 89 * Spawn attributes 90 */ 91int posix_spawnattr_init(posix_spawnattr_t *); 92int posix_spawnattr_destroy(posix_spawnattr_t *); 93 94int posix_spawnattr_getflags(const posix_spawnattr_t * __restrict, 95 short * __restrict); 96int posix_spawnattr_getpgroup(const posix_spawnattr_t * __restrict, 97 pid_t * __restrict); 98int posix_spawnattr_getschedparam(const posix_spawnattr_t * __restrict, 99 struct sched_param * __restrict); 100int posix_spawnattr_getschedpolicy(const posix_spawnattr_t * __restrict, 101 int * __restrict); 102int posix_spawnattr_getsigdefault(const posix_spawnattr_t * __restrict, 103 sigset_t * __restrict); 104int posix_spawnattr_getsigmask(const posix_spawnattr_t * __restrict, 105 sigset_t * __restrict sigmask); 106 107int posix_spawnattr_setflags(posix_spawnattr_t *, short); 108int posix_spawnattr_setpgroup(posix_spawnattr_t *, pid_t); 109int posix_spawnattr_setschedparam(posix_spawnattr_t * __restrict, 110 const struct sched_param * __restrict); 111int posix_spawnattr_setschedpolicy(posix_spawnattr_t *, int); 112int posix_spawnattr_setsigdefault(posix_spawnattr_t * __restrict, 113 const sigset_t * __restrict); 114int posix_spawnattr_setsigmask(posix_spawnattr_t * __restrict, 115 const sigset_t * __restrict); 116__END_DECLS 117 118#endif /* !_SPAWN_H_ */ 119