File: spawn_int.h

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/* Copyright (C) 2000, 2008-2015 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include <sys/types.h>

/* Data structure to contain the action information.  */
struct __spawn_action
{
  enum
  {
    spawn_do_close,
    spawn_do_dup2,
    spawn_do_open
  } tag;

  union
  {
    struct
    {
      int fd;
    } close_action;
    struct
    {
      int fd;
      int newfd;
    } dup2_action;
    struct
    {
      int fd;
      const char *path;
      int oflag;
      mode_t mode;
    } open_action;
  } action;
};

#if !_LIBC
# define __posix_spawn_file_actions_realloc gl_posix_spawn_file_actions_realloc
#endif
extern int __posix_spawn_file_actions_realloc (posix_spawn_file_actions_t *
                                               file_actions);

#if !_LIBC
# define __spawni gl_posix_spawn_internal
#endif
extern int __spawni (pid_t *pid, const char *path,
                     const posix_spawn_file_actions_t *file_actions,
                     const posix_spawnattr_t *attrp, char *const argv[],
                     char *const envp[], int use_path);