]>
Commit | Line | Data |
---|---|---|
d614a753 | 1 | /* Copyright (C) 2000-2020 Free Software Foundation, Inc. |
a5a6f926 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
a5a6f926 UD |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
a5a6f926 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
a5a6f926 UD |
17 | |
18 | #include <errno.h> | |
19 | #include <spawn.h> | |
20 | #include <stdlib.h> | |
21 | #include <string.h> | |
22 | ||
d77cd295 UD |
23 | #include "spawn_int.h" |
24 | ||
a5a6f926 UD |
25 | |
26 | /* Function used to increase the size of the allocated array. This | |
27 | function is called from the `add'-functions. */ | |
28 | int | |
29 | __posix_spawn_file_actions_realloc (posix_spawn_file_actions_t *file_actions) | |
30 | { | |
d77cd295 | 31 | int newalloc = file_actions->__allocated + 8; |
a5a6f926 | 32 | void *newmem = realloc (file_actions->__actions, |
d77cd295 | 33 | newalloc * sizeof (struct __spawn_action)); |
a5a6f926 UD |
34 | |
35 | if (newmem == NULL) | |
d77cd295 UD |
36 | /* Not enough memory. */ |
37 | return ENOMEM; | |
a5a6f926 UD |
38 | |
39 | file_actions->__actions = (struct __spawn_action *) newmem; | |
d77cd295 | 40 | file_actions->__allocated = newalloc; |
a5a6f926 UD |
41 | |
42 | return 0; | |
43 | } | |
44 | ||
45 | ||
46 | /* Initialize data structure for file attribute for `spawn' call. */ | |
47 | int | |
2a973ab7 | 48 | __posix_spawn_file_actions_init (posix_spawn_file_actions_t *file_actions) |
a5a6f926 UD |
49 | { |
50 | /* Simply clear all the elements. */ | |
51 | memset (file_actions, '\0', sizeof (*file_actions)); | |
52 | return 0; | |
53 | } | |
2a973ab7 | 54 | weak_alias (__posix_spawn_file_actions_init, posix_spawn_file_actions_init) |