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 * $FreeBSD$ 27 */ 28 29 #ifndef _SPAWN_H_ 30 #define _SPAWN_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <sys/_types.h> 35 #include <sys/_sigset.h> 36 37 #ifndef _MODE_T_DECLARED 38 typedef __mode_t mode_t; 39 #define _MODE_T_DECLARED 40 #endif 41 42 #ifndef _PID_T_DECLARED 43 typedef __pid_t pid_t; 44 #define _PID_T_DECLARED 45 #endif 46 47 #ifndef _SIGSET_T_DECLARED 48 #define _SIGSET_T_DECLARED 49 typedef __sigset_t sigset_t; 50 #endif 51 52 struct sched_param; 53 54 typedef struct __posix_spawnattr *posix_spawnattr_t; 55 typedef struct __posix_spawn_file_actions *posix_spawn_file_actions_t; 56 57 #define POSIX_SPAWN_RESETIDS 0x01 58 #define POSIX_SPAWN_SETPGROUP 0x02 59 #define POSIX_SPAWN_SETSCHEDPARAM 0x04 60 #define POSIX_SPAWN_SETSCHEDULER 0x08 61 #define POSIX_SPAWN_SETSIGDEF 0x10 62 #define POSIX_SPAWN_SETSIGMASK 0x20 63 #define POSIX_SPAWN_SETEXEC 0x40 64 65 __BEGIN_DECLS 66 /* 67 * Spawn routines 68 * 69 * XXX both arrays should be __restrict, but this does not work when GCC 70 * is invoked with -std=c99. 71 */ 72 int posix_spawn(pid_t * __restrict, const char * __restrict, 73 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict, 74 char * const [], char * const []); 75 int posix_spawnp(pid_t * __restrict, const char * __restrict, 76 const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict, 77 char * const [], char * const []); 78 79 /* 80 * File descriptor actions 81 */ 82 int posix_spawn_file_actions_init(posix_spawn_file_actions_t *); 83 int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t *); 84 85 int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t * __restrict, 86 int, const char * __restrict, int, mode_t); 87 int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *, int, int); 88 int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *, int); 89 90 /* 91 * Spawn attributes 92 */ 93 int posix_spawnattr_init(posix_spawnattr_t *); 94 int posix_spawnattr_destroy(posix_spawnattr_t *); 95 96 int posix_spawnattr_getflags(const posix_spawnattr_t * __restrict, 97 short * __restrict); 98 int posix_spawnattr_getpgroup(const posix_spawnattr_t * __restrict, 99 pid_t * __restrict); 100 int posix_spawnattr_getschedparam(const posix_spawnattr_t * __restrict, 101 struct sched_param * __restrict); 102 int posix_spawnattr_getschedpolicy(const posix_spawnattr_t * __restrict, 103 int * __restrict); 104 int posix_spawnattr_getsigdefault(const posix_spawnattr_t * __restrict, 105 sigset_t * __restrict); 106 int posix_spawnattr_getsigmask(const posix_spawnattr_t * __restrict, 107 sigset_t * __restrict sigmask); 108 109 int posix_spawnattr_setflags(posix_spawnattr_t *, short); 110 int posix_spawnattr_setpgroup(posix_spawnattr_t *, pid_t); 111 int posix_spawnattr_setschedparam(posix_spawnattr_t * __restrict, 112 const struct sched_param * __restrict); 113 int posix_spawnattr_setschedpolicy(posix_spawnattr_t *, int); 114 int posix_spawnattr_setsigdefault(posix_spawnattr_t * __restrict, 115 const sigset_t * __restrict); 116 int posix_spawnattr_setsigmask(posix_spawnattr_t * __restrict, 117 const sigset_t * __restrict); 118 __END_DECLS 119 120 #endif /* !_SPAWN_H_ */ 121