newlib/libc/include/spawn.h

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