1 | /* Internal definitions for posix_spawn functionality. |
2 | Copyright (C) 2000-2017 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #ifndef _SPAWN_INT_H |
20 | #define _SPAWN_INT_H |
21 | |
22 | #include <spawn.h> |
23 | #include <stdbool.h> |
24 | |
25 | /* Data structure to contain the action information. */ |
26 | struct __spawn_action |
27 | { |
28 | enum |
29 | { |
30 | spawn_do_close, |
31 | spawn_do_dup2, |
32 | spawn_do_open |
33 | } tag; |
34 | |
35 | union |
36 | { |
37 | struct |
38 | { |
39 | int fd; |
40 | } close_action; |
41 | struct |
42 | { |
43 | int fd; |
44 | int newfd; |
45 | } dup2_action; |
46 | struct |
47 | { |
48 | int fd; |
49 | char *path; |
50 | int oflag; |
51 | mode_t mode; |
52 | } open_action; |
53 | } action; |
54 | }; |
55 | |
56 | #define SPAWN_XFLAGS_USE_PATH 0x1 |
57 | #define SPAWN_XFLAGS_TRY_SHELL 0x2 |
58 | |
59 | extern int __posix_spawn_file_actions_realloc (posix_spawn_file_actions_t * |
60 | file_actions); |
61 | |
62 | extern int __spawni (pid_t *pid, const char *path, |
63 | const posix_spawn_file_actions_t *file_actions, |
64 | const posix_spawnattr_t *attrp, char *const argv[], |
65 | char *const envp[], int xflags); |
66 | |
67 | /* Return true if FD falls into the range valid for file descriptors. |
68 | The check in this form is mandated by POSIX. */ |
69 | bool __spawn_valid_fd (int fd) internal_function attribute_hidden; |
70 | |
71 | #endif /* _SPAWN_INT_H */ |
72 | |